{"title":"Hybrid Inverters","description":"","products":[{"product_id":"eg4-flexboss21-all-in-one-hybrid-inverter","title":"EG4 FlexBOSS21 All-In-One Hybrid Inverter","description":"\u003cdiv id=\"HEADING_PARA-zQvIHEWR4s\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-zQvIHEWR4s   page-crafter-div-container\"\u003e\n\u003ch2\u003eThe EG4 FlexBOSS21 hands you full control of your power, whether you're tied to the grid, backing it up, or living completely off it.\u003c\/h2\u003e\n\u003ch3\u003eWhy You'll Love The EG4 FlexBOSS21\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRuns your whole home, even the big loads.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith 16kW of continuous output and enough muscle to start a 5-ton air conditioner, you're never stuck choosing between the fridge and the AC when the power drops. Everyone stays comfortable, no compromises.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree ways to power your life.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRun fully off-grid, stay grid-tied with backup, or sell your extra solar back to the utility. You stop renting your power and start owning it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIt grows as you do.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePair up to 16 units for a massive 256kW and pull from three independent MPPTs feeding 21kW of solar. Buy what you need today and expand whenever you're ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeace of mind, built in.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMonitor and adjust everything from your phone over Wi-Fi, all housed in a weatherproof NEMA 4X enclosure and backed by a 10-year warranty. You're always in the loop, and always covered.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eYour life, with the EG4 FlexBOSS21\u003c\/h3\u003e\n\u003cp\u003eThink back to the last time the power went out. The scramble for flashlights. The food slowly warming in the fridge. That nagging worry about how long it'll last.\u003c\/p\u003e\n\u003cp\u003eNow picture the opposite. The grid drops, and inside your home nothing changes. The switchover happens in about 20 milliseconds — faster than you can blink — so the TV keeps playing and the AC keeps humming. You barely notice.\u003c\/p\u003e\n\u003cp\u003eThat's daily life with the EG4 FlexBOSS21. On sunny days it turns your roof into a power plant, topping up your batteries and trimming your bill. When utility rates climb, it can sell your surplus back to the grid. When a storm rolls through, it quietly keeps your family safe and comfortable.\u003c\/p\u003e\n\u003cp\u003eBehind that simple experience sits a lot of smart engineering. It talks directly to your batteries through closed-loop communication, so charging stays safe and efficient. It accepts up to 600V of PV input, which means smaller cabling and often no combiner box — a cleaner, simpler install. And it pairs with the EG4 GridBOSS, so you manage your entire energy storage system from one place.\u003c\/p\u003e\n\u003cp\u003eAll of this runs at 97% efficiency and under 50dB of fan noise. It makes the most of the power you worked to generate, without the racket. That's what taking control of your energy actually feels like.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-rA9gz8g1SC\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-rA9gz8g1SC\"\u003e\n\u003cdiv class=\"page_crafter_grid_media_container-rA9gz8g1SC  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_grid_media-rA9gz8g1SC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/1_enhanced_bec1c735-21b2-470b-950b-16c549eca546.png?v=1742310829\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-rMa8YNcCKO\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-rMa8YNcCKO\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003ch3\u003eThe EG4 FlexBOSS21 in a nutshell:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e21kW PV input across three MPPTs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— capture more of your sunshine, with the freedom to run panels on different roof faces and angles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNear-instant backup switching (about 20ms)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— outages come and go without your appliances ever skipping a beat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGridBOSS-ready with closed-loop battery comms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— run your whole energy storage system as one smart, coordinated setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid shutdown, arc-fault and ground-fault protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— NEC 2020-ready safety that looks after your home and everyone in it.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page_crafter_grid_media_container-rMa8YNcCKO  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_grid_media-rMa8YNcCKO\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/2_enhanced_4d16c302-c6b5-4db1-92ca-f92bdd049ebb.png?v=1742310709\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"WHATS_INCLUDED-l0p4L3VjZq\"\u003e\n\u003cdiv class=\"page-crafter-whats-included-block page-crafter-inner-padding page-crafter-border-radius page_crafter_whats_included_container-l0p4L3VjZq\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_whats_included_heading-l0p4L3VjZq page-crafter-bottom-spacing-small\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_whats_included_text-l0p4L3VjZq     page-crafter-div-container\"\u003e\n\u003cp\u003eEverything you need is included with your product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-whats-included-container\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_1_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eEG4 FlexBOSS21 All-in-One Hybrid Solar Inverter\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e90A Breaker: Compatible only with the EG4 FlexBOSS21\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_2_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSmart Port Breakers: Rated at 30A, 40A, 60A, and 80A.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-5BPxjQocRR\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-5BPxjQocRR\"\u003ePlease Note:\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TEXT-KMVRbDO1Gq\"\u003e\n\u003cdiv class=\"page_crafter_plain_text-KMVRbDO1Gq     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eYou must purchase a 70A Breaker separately for use with the EG4 18kPV Hybrid Inverter.\u003c\/li\u003e\n\u003cli\u003eYou must purchase a 50A Breaker separately for use with the EG4 12kPV Hybrid Inverter.\u003c\/li\u003e\n\u003cli\u003eA 125A Breaker (sold separately) can be used with either the Smart Port or Gen Port.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-CI3mDJR2qt\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-CI3mDJR2qt\"\u003eEG4 FlexBOSS21 All-in-One Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-FViDDxVgLf\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240VAC; 120\/208VAC (Split-phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16kW continuous when using pv input, with a peak surge capacity of 24kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e29.5 x 20.5 x 11.2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10-year standard warranty, covering all major components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-H6yqLbEiir\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-H6yqLbEiir   page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-H6yqLbEiir page-crafter-element-bottom-spacing\"\u003eFrequently-Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-H6yqLbEiir     page-crafter-div-container\"\u003e\n\u003ch4\u003e\u003cstrong\u003eCan the EG4 FlexBOSS21 operate both off-grid and grid-tied?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The FlexBOSS21 is designed for off-grid energy independence, grid-tied integration, and hybrid operation with battery backup.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat battery types are compatible with this inverter?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis inverter is optimized for 48V LiFePO4 battery banks, ensuring efficient and long-lasting performance.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCan I expand my system with additional inverters?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes, the FlexBOSS21 supports parallel operation, allowing multiple units to be stacked for increased energy output.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes it support remote monitoring?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The Wi-Fi and RS485 connectivity allow real-time system monitoring and control via the EG4 app.\u003c\/p\u003e\n\u003ch3\u003eLet the experts help you find your perfect EG4 FlexBOSS21 setup\u003c\/h3\u003e\n\u003cp\u003eNot sure how the EG4 FlexBOSS21 fits your loads, your panels, or your batteries? That's exactly what we're here for. Our team works with systems like this every day, and we'll help you size it right the first time — no guesswork.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChat via email\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:support@kratopower.com\"\u003esupport@kratopower.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChat on the phone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"tel:+18888557286\"\u003e+1 888-855-7286\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eEG4 FlexBOSS21 documents and materials\u003c\/h3\u003e\n\u003cp\u003eEverything you need to spec, install, and register your EG4 FlexBOSS21:\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-peyIO17jdN\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-peyIO17jdN   page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-peyIO17jdN page-crafter-element-bottom-spacing\"\u003eManual and Specifications\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-peyIO17jdN     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/08\/FlexBOSS-21-Manual.pdf\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEG4 FlexBOSS21 16kw AC Hybrid Inverter | 48V Split Phase | 21kW PV Input | V1.1 Manual\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/10\/EG4-FlexBoss21-Spec-Sheet.pdf\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEG4 FlexBOSS21 16kw AC Hybrid Inverter | 48V Split Phase | 21kW PV Input | V1.1 Specifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eWiring Diagrams\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eWarranty (10-Year)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eUL 1741 Certificate of Compliance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/08\/CA-Prop-65-White-Paper.pdf\"\u003eCalifornia Proposition 65 Warning\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.page_crafter_heading_para_container-zQvIHEWR4s  { text-align: null; 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Now picture your roof doing the work instead.\u003c\/p\u003e\n\u003cp\u003eWith the EG4 18kPV, your solar powers the house first, charges your batteries, and sends the extra back to the grid. When the sun's down or demand spikes, it pulls from your batteries or the grid automatically — you don't have to lift a finger. And when the grid goes down, your home keeps running.\u003c\/p\u003e\n\u003cp\u003eThat's the quiet confidence of a hybrid system. You don't have to cut the cord entirely unless you want to. You're simply taking back control of how your home is powered, and how much you hand over each month.\u003c\/p\u003e\n\u003cp\u003eThere's a lot of engineering behind that simplicity.\u003c\/p\u003e\n\u003cp\u003eThree MPPTs and a 600V DC input let you bring in up to 18kW of solar with tidier, more efficient wiring. The EG4 18kPV talks directly to your 48V EG4 batteries through closed-loop communication, and works with lithium or lead-acid banks. Line balancing, arc-fault and ground-fault protection, an integrated PV disconnect and a surge protection device are all built in. It's even EMP-hardened, for peace of mind against the kind of disruption most systems never plan for.\u003c\/p\u003e\n\u003cp\u003eWant to keep an eye on everything? Built-in Wi-Fi connects you to EG4's app, so you can watch your solar yield, battery levels and grid use — and even update firmware — from anywhere.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cimg class=\"page-crafter-image-base-class page_crafter_grid_media-pZywrBAEvR\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/2_a81f566a-578a-4985-aeb1-7281b888b641.png?v=1742412249\" alt=\"Placeholder Image\" style=\"font-size: 0.875rem;\"\u003eThe EG4 18kPV in a nutshell:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree modes in one\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— off-grid, grid-tied and grid-assist, so your system adapts to your goals and your utility's rules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 MPPTs, 600V DC input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— brings in up to 18kW of solar efficiently, with simpler, lower-cost cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhole-home backup\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— keeps your home powered through outages, with or without solar connected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull remote monitoring\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— track solar, battery and grid data, and push firmware updates, right from the EG4 app.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-pZywrBAEvR\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-pZywrBAEvR\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_grid_plain_text-pZywrBAEvR     page-crafter-div-container\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"MEDIA-ug08pnFS9g\"\u003e\n\u003cdiv class=\"page_crafter_media_container_block page_crafter_media_container-ug08pnFS9g  page-crafter-div-container\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"MEDIA-a1fukRofDR\"\u003e\n\u003cdiv class=\"page_crafter_media_container_block page_crafter_media_container-a1fukRofDR  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_media-a1fukRofDR\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/2_c34fe4b8-b368-4e01-b81e-eb40678fee31.png?v=1742411542\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"WHATS_INCLUDED-l0p4L3VjZq\"\u003e\n\u003cdiv class=\"page-crafter-whats-included-block page-crafter-inner-padding page-crafter-border-radius page_crafter_whats_included_container-l0p4L3VjZq\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_whats_included_heading-l0p4L3VjZq page-crafter-bottom-spacing-small\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_whats_included_text-l0p4L3VjZq     page-crafter-div-container\"\u003e\n\u003cp\u003eEverything you need is included with your product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-whats-included-container\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_1_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eEG4 18KPV Hybrid Inverter All-In-One Solar Inverter | 18000W PV Input | 12000W Output | 48V 120\/240V Split Phase | EG4-18KPV-12LV\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_2_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-fIw5yF4RrV\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-fIw5yF4RrV\"\u003eEG4 18KPV Hybrid Inverter Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-U8k2by7dau\"\u003e\n\u003ch4\u003eBattery Data\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-FViDDxVgLf\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCOMPATIBLE BATTERY TYPES\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLead-acid\/Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CHARGE\/DISCHARGE CURRENT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOMINAL VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVOLTAGE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40-60 VDC (Lithium); 40-60 VDC (Lead-acid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRECOMMENDED BATTERY CAPACITY PER INVERTER\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;200Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-ujUJwztR2o\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-ujUJwztR2o\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch4\u003eGeneral Data\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-ZitTjaAJVT\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable style=\"width: 99.9589%; height: 489.583px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eMAX. UNITS IN PARALLEL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003ePRODUCT DIMENSIONS (H—W—D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e34.3—20.5—11.2 in (870—520—285mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eUNIT WEIGHT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003e121 lbs. (55kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eDESIGN TOPOLOGY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003eHigh Frequency - Transformerless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eRELATIVE HUMIDITY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003e0-100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eOPERATING ALTITUDE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003e\u0026lt;2000m (\u0026lt;6561ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eOPERATING AMBIENT TEMPERATURE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e-13°F - 140°F (-25°C - 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eSTORAGE AMBIENT TEMPERATURE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e-13°F - 140°F (-25°C - 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eNOISE EMISSION (TYPICAL)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e68dB @ 3ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eLOCKED ROTOR AMPS (LRA)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003e180A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1667px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 39.1667px;\"\u003e\u003cstrong\u003eCOMMUNICATION INTERFACE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 39.1667px;\"\u003eRS485\/Wi-Fi\/CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eSTANDARD WARRANTY*\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003e10-year standard warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 19.5833px;\"\u003e\u003cstrong\u003eOUTDOOR RATING\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 19.5833px;\"\u003eNEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.3333px;\"\u003e\n\u003ctd style=\"width: 30.5935%; height: 78.3333px;\"\u003e\u003cstrong\u003eSAFETY FEATURES\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9461%; height: 78.3333px;\"\u003ePV Arc Fault Protection, PV Ground Fault Protection, PV Reverse Polarity Protection, Pole Sensitive Leakage Current Monitoring Unit, Surge Protection Device, Integrated PV Disconnect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-H6yqLbEiir\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-H6yqLbEiir   page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-H6yqLbEiir page-crafter-element-bottom-spacing\"\u003eFrequently-Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-H6yqLbEiir     page-crafter-div-container\"\u003e\n\u003ch4\u003e\u003cstrong\u003eCan the EG4 18KPV be used for both off-grid and grid-tied applications?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! This hybrid inverter supports fully off-grid power, grid-tied solar, and hybrid solar with battery backup.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat battery types are compatible with the EG4 18KPV?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis inverter is optimized for 48V LiFePO4 battery banks, ensuring maximum efficiency and reliability.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes this inverter comply with grid safety regulations?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The EG4 18KPV is UL1741 and CEC-certified, making it compliant with utility grid safety standards.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCan I expand my system by adding multiple inverters?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The EG4 18KPV supports parallel operation, allowing users to increase power output by stacking multiple units.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes it support remote monitoring?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The Wi-Fi and RS485 connectivity allow for real-time system monitoring and control via the EG4 app.\u003c\/p\u003e\n\u003ch3\u003eLet the experts help you find your perfect hybrid inverter\u003c\/h3\u003e\n\u003cp\u003eNot sure whether the EG4 18kPV is the right fit for your home, or how it pairs with your panels and batteries? We're here to help you get it right the first time.\u003c\/p\u003e\n\u003cp class=\"cta\"\u003e\u003cstrong\u003eChat via Email\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:support@kratopower.com\"\u003esupport@kratopower.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"cta\"\u003e\u003cstrong\u003eChat on the Phone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"tel:+18888557286\"\u003e+1 (888) 855-7286\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-peyIO17jdN\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-peyIO17jdN   page-crafter-div-container\"\u003e\n\u003ch3\u003eEG4 18kPV documents and materials\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-peyIO17jdN     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4-18KPV-12LV-Spec-Sheet.pdf?v=1716912153\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eSpec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/documentation\/\"\u003eEG4 18kPV Manuals, Firmware \u0026amp; Documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4_-18kPV-Version-1-External-RSD-Initiator-Install-Instructions.pdf?v=1716912609\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eRSD Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4-18KPV-12LV-Certification.pdf?v=1716912643\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCertificate\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4-18KPV-12LV-Battery-Compatibility-List.pdf?v=1716912709\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eBattery Compatibility List\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.page_crafter_heading_para_container-zQvIHEWR4s  { text-align: null;     }  .page_crafter_heading-zQvIHEWR4s { color: #000; 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}  #HEADING-ujUJwztR2o {     margin-bottom: 10px;     }  #TABLE-ZitTjaAJVT {     margin-bottom: 10px;     } .page_crafter_heading_para_container-H6yqLbEiir  { text-align: null;     }  .page_crafter_heading-H6yqLbEiir { color: #000;  text-align: null;  font-size: null;    color: #000 !important; }  .page_crafter_para-H6yqLbEiir  { color: #000;  font-size: ;  text-align: null;    color: #000 !important; }  #HEADING_PARA-H6yqLbEiir {     margin-bottom: 10px;     } .page_crafter_heading_para_container-peyIO17jdN  { text-align: null;     }  .page_crafter_heading-peyIO17jdN { color: #000;  text-align: null;  font-size: null;    color: #000 !important; }  .page_crafter_para-peyIO17jdN  { color: #000;  font-size: ;  text-align: null;    color: #000 !important; }  #HEADING_PARA-peyIO17jdN {     margin-bottom: 10px;     }      @media (max-width: 798px) {        #HEADING_PARA-zQvIHEWR4s {        }       #TWO_COLUMN_GRID-89DGPI13PD {        }       #TWO_COLUMN_GRID-pZywrBAEvR {        }   #MEDIA-ug08pnFS9g {        }   #MEDIA-a1fukRofDR {        }      #WHATS_INCLUDED-l0p4L3VjZq {        }  #HEADING-fIw5yF4RrV {        }  #HEADING-U8k2by7dau {        }  #TABLE-FViDDxVgLf {        }  #HEADING-ujUJwztR2o {        }  #TABLE-ZitTjaAJVT {        }    #HEADING_PARA-H6yqLbEiir {        }    #HEADING_PARA-peyIO17jdN {        }   }   \u003c\/style\u003e","brand":"EG4","offers":[{"title":"Default Title","offer_id":42133762474118,"sku":"EG418KPV12LV","price":3999.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0548\/9577\/1782\/files\/eg4-18kpv-hybrid-inverter-front-view.jpg?v=1783891265"},{"product_id":"eg4-flexboss18-13kw-hybrid-inverter-18kw-pv-input","title":"EG4 FlexBOSS18 All-In-One Hybrid Inverter","description":"\u003cdiv id=\"HEADING_PARA-zQvIHEWR4s\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-zQvIHEWR4s   page-crafter-div-container\"\u003e\n\u003ch2\u003eThe EG4 FlexBOSS18 keeps your home running on Solar.\u003c\/h2\u003e\n\u003ch3\u003eWhy You'll Love The EG4 FlexBOSS18\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerious power at an entry-level price.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYou get 13kW with solar and enough startup muscle to fire up a 5-ton AC or a big well pump — premium hybrid-inverter performance without the premium price tag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree ways to power your life.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRun fully off-grid, stay grid-tied with backup, or sell your extra solar back to the utility. The EG4 FlexBOSS18 flexes to fit your goals and helps you stop handing money to the power company.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt to grow with you.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHarvest up to 18kW of solar across two independent MPPTs, then add more units in parallel as your needs expand. Start right-sized today, scale up whenever you're ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeace of mind, built in.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eManage everything from your phone over Wi-Fi, all sealed in a weatherproof NEMA 4X enclosure and backed by a 10-year warranty. You're always in the loop, and always covered.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eYour life, with the EG4 FlexBOSS18\u003c\/h3\u003e\n\u003cp\u003eMaybe you've watched your electric bill creep up year after year and thought there has to be a better way. Or maybe the last big storm left you in the dark, wishing you had a backup you could count on.\u003c\/p\u003e\n\u003cp\u003eThe EG4 FlexBOSS18 is how you take that control back. On sunny days, your panels cover your loads and top up your batteries. When rates climb in the evening, you lean on stored power instead of the grid. And when an outage hits, the switch to battery happens in about 20 milliseconds — so your fridge, your Wi-Fi, and your peace of mind stay right where they are.\u003c\/p\u003e\n\u003cp\u003eIt's the more affordable, entry-level counterpart to the FlexBOSS21, but it never feels entry-level when it's running your house. Under the hood it's genuinely smart. It talks to your batteries through closed-loop RS485 and CANBus communication, so charging stays safe and efficient. It takes up to 600V of solar input, which usually means smaller cabling and no combiner box. And its two MPPTs let you run panels across different roofs, angles, or shade without losing harvest.\u003c\/p\u003e\n\u003cp\u003eIt's ready for real life, too. A 90A grid pass-through and AUX terminals for automatic generator start keep your backup seamless. Paired with EG4 batteries, its total rapid shutdown de-energizes the whole system — so there are no extra battery disconnects to buy or wire. The NEMA 4X enclosure shrugs off rain, dust, humidity, even coastal salt spray, all while running under 50dB so you barely know it's there.\u003c\/p\u003e\n\u003cp\u003ePair it with the EG4 GridBOSS and you manage your entire energy storage system from one place — critical loads, generator, and smart loads included. That's energy independence that actually fits your life, and your budget.\u003c\/p\u003e\n\u003ch3\u003eThe EG4 FlexBOSS18 in a nutshell:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e18kW solar input across two MPPTs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— capture more sun and design around shade, angles, and multiple roof faces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e13kW with solar, 10kW from batteries alone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— plenty of muscle to run a home, with the punch to start a 5-ton AC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNear-instant backup (about 20ms) with a 90A transfer switch\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— outages come and go without your appliances noticing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal rapid shutdown, arc-fault and ground-fault protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— NEC 2020-ready safety that looks after your home and everyone in it.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-89DGPI13PD\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-89DGPI13PD\"\u003e\n\u003cdiv class=\"page_crafter_grid_media_container-89DGPI13PD  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_grid_media-89DGPI13PD\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/1_enhanced_66aae159-ec1c-4529-b4e6-e76c8fd26132.png?v=1742239880\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-pZywrBAEvR\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-pZywrBAEvR\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_two_column_heading-pZywrBAEvR   page-crafter-element-bottom-spacing\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_grid_plain_text-pZywrBAEvR     page-crafter-div-container\"\u003e\n\u003ch3\u003e\u003cstrong\u003eSuperior Efficiency \u0026amp; Economics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e800VDC PV input capacity\u003c\/strong\u003e reduces balance of system costs and line losses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple MPPT technology with shade mitigation\u003c\/strong\u003e maximizes production in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery-to-grid efficiency of 96.5 percent\u003c\/strong\u003e and \u003cstrong\u003esolar-to-grid efficiency of 98.2 percent\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSimplified Installation \u0026amp; Enhanced Monitoring\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToolless mounting system\u003c\/strong\u003e with quick-connect terminals reduces installation time by 40%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated 5G\/Wi-Fi\/Ethernet connectivity\u003c\/strong\u003e with local backup of monitoring data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e120A grid bypass\u003c\/strong\u003e with zero-transfer time for critical loads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page_crafter_grid_media_container-pZywrBAEvR  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_grid_media-pZywrBAEvR\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/2_enhanced_6edab6ef-4064-42ff-ad04-cfa2bd5178d7.png?v=1742239880\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"MEDIA-ug08pnFS9g\"\u003e\n\u003cdiv class=\"page_crafter_media_container_block page_crafter_media_container-ug08pnFS9g  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_media-ug08pnFS9g\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/Untitled_design_54153658-6172-465d-bf7a-132effc3cadf.png?v=1742240970\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"WHATS_INCLUDED-l0p4L3VjZq\"\u003e\n\u003cdiv class=\"page-crafter-whats-included-block page-crafter-inner-padding page-crafter-border-radius page_crafter_whats_included_container-l0p4L3VjZq\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_whats_included_heading-l0p4L3VjZq page-crafter-bottom-spacing-small\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_whats_included_text-l0p4L3VjZq     page-crafter-div-container\"\u003e\n\u003cp\u003eEverything you need is included with your product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-whats-included-container\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_1_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eEG4 FlexBOSS18 13kW AC Hybrid Inverter | 48V Split Phase | 18kW PV Input\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_2_text-l0p4L3VjZq   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-fIw5yF4RrV\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-fIw5yF4RrV\"\u003eEG4 FlexBOSS18 13kW AC Hybrid Inverter Specifications\u003c\/h3\u003e\n\u003ch4\u003eAC INPUT\/OUTPUT\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-FViDDxVgLf\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOMINAL GRID VOLTAGE (INPUT \u0026amp; OUTPUT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e240 VAC | 208 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFREQUENCY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60Hz Default (50Hz Capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CONTINUOUS DISCHARGE RATE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. APPARENT POWER\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13kW (54A @240V) | 11.2kW (54A @208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CONTINUOUS CURRENT @ 45°C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e54A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CONTINUOUS DISCHARGE W\/ PV \u0026amp; GRID ONLY @ 45°C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10kW | 13kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePOWER FACTOR (OUTPUT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.6 1.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. OUTPUT FAULT CURRENT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e156A peak @ 100us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. PASSTHROUGH FROM GRID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTHD V (VOLTAGE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3% @ full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTHD I (CURRENT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% @ full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBACKUP SWITCHING TIME (TRANSFER TIME)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms (Default), 10ms (Configurable), 20ms (Parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOPEN LOOP RESPONSE TIME (OLRT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePending\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTIME TO STEADY STATE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePending\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CONTINUOUS PER-LINE WATTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.5kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-ujUJwztR2o\"\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eEFFICIENCY\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-wz9NILOdeS\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBATTERY TO GRID\/LOAD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e94%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV TO GRID\/LOAD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e97.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV TO BATTERY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e94.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCEC EFFICIENCY (CALIFORNIA ENERGY COMMISSION)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePending\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-Lx8frBttLL\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-Lx8frBttLL\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch4\u003eSOLAR TECHNICAL SPECS\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-ZitTjaAJVT\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. SOLAR STC INPUT POWER\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. PV INPUT VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT VOLTAGE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120V 440 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT FULL POWER VOLTAGE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250V 440 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e# OF MPPTS | # OF STRINGS PER MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CURRENT PER MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26A\/26A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. SHORT-CIRCUIT CURRENT RATING PER MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31A\/31A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOMINAL MPPT VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUNIT STARTUP VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-QE6lw63J8Y\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-QE6lw63J8Y\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch4\u003eBATTERY TECHNICAL SPECS\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-VZV6C8rqhN\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCOMPATIBLE BATTERY TECHNOLOGIES\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLithium\/Lead-acid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOPERATING VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 60 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOMINAL VOLTAGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. CHARGE\/DISCHARGE CURRENT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e208A (10kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBATTERY COMMUNICATION PROTOCOL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCAN\/RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-XcJ8FJJouY\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-XcJ8FJJouY\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch4\u003eENVIRONMENTAL\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-kCEc1h8B0p\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOPERATING TEMPERATURE RANGE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-13°F 140°F (-25°C 60°C); \u0026gt; 45°C Derating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOPERATING HUMIDITY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX. ALTITUDE OF OPERATION\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;2000m (\u0026lt;6561ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eENCLOSURE RATING\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSTORAGE TEMPERATURE RATING\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-13°F 140°F (-25°C 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCOOLING (OR COOLING CONCEPT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING-sjqynNrlTz\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-sjqynNrlTz\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch4\u003eGENERAL SPECIFICATIONS\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-OuNNZhBlbD\"\u003e\n\u003cdiv class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDIMENSIONS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e29.52 x 20.47 x 10.43 in. (750 x 520 x 265 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTOTAL WEIGHT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e115 lbs. (52 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMOUNTING OPTION(S)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUSER INTERFACE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPP\/WEB\/LCD (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSCALABILITY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eINVERTER IDLE CONSUMPTION @ NO LOAD @ (*TEMP)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;60W (Standby)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOISE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;50dB @ 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLOCKED ROTOR AMPS (LRA)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e195A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-H6yqLbEiir\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-H6yqLbEiir   page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h2 page_crafter_heading-H6yqLbEiir page-crafter-element-bottom-spacing\"\u003eFrequently-Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-H6yqLbEiir     page-crafter-div-container\"\u003e\n\u003ch4\u003e\u003cstrong\u003eCan the EG4 FlexBOSS18 be used for both off-grid and grid-tied applications?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! This \u003cstrong\u003ehybrid inverter\u003c\/strong\u003e can operate as a \u003cstrong\u003estandalone off-grid system\u003c\/strong\u003e or integrate with the grid for enhanced energy efficiency.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat battery types are compatible with the EG4 FlexBOSS18?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eIt is designed to work with \u003cstrong\u003e48V LiFePO4 batteries\u003c\/strong\u003e, ensuring optimal performance and longevity.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eHow many inverters can I connect in parallel?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYou can \u003cstrong\u003eparallel multiple units\u003c\/strong\u003e to increase power output for larger energy demands.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes it support remote monitoring?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes, the \u003cstrong\u003eWi-Fi and RS485 connectivity\u003c\/strong\u003e allow real-time monitoring and control via the \u003cstrong\u003eEG4 app\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-peyIO17jdN\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-peyIO17jdN   page-crafter-div-container\"\u003e\n\u003ch3\u003eLet the experts help you find your perfect EG4 FlexBOSS18 setup\u003c\/h3\u003e\n\u003cp\u003eNot sure how the EG4 FlexBOSS18 fits your loads, your panels, or your batteries? That's exactly what we're here for. Our team works with systems like this every day, and we'll help you size it right the first time — no guesswork.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChat via email\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:support@kratopower.com\"\u003esupport@kratopower.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChat on the phone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"tel:+18888557286\"\u003e+1 888-855-7286\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eEG4 FlexBOSS18 documents and materials\u003c\/h3\u003e\n\u003cp\u003eEverything you need to spec, install, and register your EG4 FlexBOSS18:\u003c\/p\u003e\n\u003cdiv class=\"page_crafter_para-peyIO17jdN     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/12\/EG4-FlexBOSS18-Hybrid-Inverter-Spec-Sheet.pdf\"\u003eSpec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/12\/EG4-FlexBOSS18-Hybrid-Inverter-User-Manual.pdf\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEG4 FlexBOSS18 Manual\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eWiring Diagrams\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/02\/EG4-FlexBOSS18-Hybrid-Inverter-Warranty.pdf\"\u003eWarranty (10-Year)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eUL 1741 Certificate of Compliance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/08\/CA-Prop-65-White-Paper.pdf\"\u003eCalifornia Proposition 65 Warning\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.page_crafter_heading_para_container-zQvIHEWR4s  { text-align: null; 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Add backup without starting over.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt-in AC coupling lets the EG4 12kPV work with existing solar and microinverter systems, so you can add battery storage and outage protection to a setup you already own.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrows with you, backed for a decade.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIts modular design parallels up to 10 units for a combined 80kW, and it's covered by a 10-year warranty — room to expand, and peace of mind for the long haul.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"MEDIA-3lwCSEy2JL\"\u003e\n\u003cdiv class=\"page_crafter_media_container_block page_crafter_media_container-3lwCSEy2JL  page-crafter-div-container\"\u003e\u003cimg class=\"page-crafter-image-base-class page_crafter_media-3lwCSEy2JL\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/Untitled_design_d0c87c5f-481b-4fce-bed5-8f0f891e1e43.png?v=1742329704\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-LdYTmiAaFM\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-LdYTmiAaFM\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003ch3\u003eYour life, with the EG4 12kPV\u003c\/h3\u003e\n\u003cp\u003eYour energy bill doesn't have to keep climbing. And a power cut doesn't have to leave you in the dark.\u003c\/p\u003e\n\u003cp\u003eWith the EG4 12kPV, your solar powers your home and charges your batteries first, and only pulls from the grid when it makes sense. When an outage hits, your home keeps running on stored power. And if you already have panels on the roof, its AC coupling means you can add batteries and backup without tearing out what you've built.\u003c\/p\u003e\n\u003cp\u003eIt's the same proven design and software as EG4's larger 18kPV — just more compact and more affordable. A genuinely capable hybrid that fits more homes, and more budgets.\u003c\/p\u003e\n\u003cp\u003eThere's real capability packed into that smaller frame.\u003c\/p\u003e\n\u003cp\u003eThe EG4 12kPV can start a 5-ton air conditioner without a soft-start, and it handles up to 4,000W of load imbalance for 30 minutes, so heavy and uneven loads don't faze it. A built-in generator and smart-load port gives you a backup source and control over priority circuits. It talks to your 48V EG4 batteries through closed-loop communication, and integrated rapid shutdown — plus overload, short-circuit and over-temperature protection — keeps the whole system safe.\u003c\/p\u003e\n\u003cp\u003eEverything is managed from the EG4 app, so you can monitor performance and push firmware updates from wherever you are.\u003c\/p\u003e\n\u003ch3\u003eThe EG4 12kPV in a nutshell:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree modes in one\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— grid-tied, off-grid or hybrid, so your system fits your home and your utility's rules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC coupling\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— add it to existing solar or microinverter systems for battery backup without a full rebuild.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact but strong\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— starts a 5-ton AC without a soft-start and manages 4,000W of load imbalance for 30 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular and monitored\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— parallel up to 10 units for 80kW and track it all from the EG4 app.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"page_crafter_grid_media_container-LdYTmiAaFM  page-crafter-div-container\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" class=\"page-crafter-image-base-class page_crafter_grid_media-LdYTmiAaFM\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/6707\/8952\/files\/2_272a162c-77f2-47e7-8f91-b5b97ecafabf.png?v=1742330882\" alt=\"Placeholder Image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TWO_COLUMN_GRID-Gzhci81Mgr\"\u003e\n\u003cdiv class=\"page-crafter-two-column-grid page_crafter_two_column_grid-Gzhci81Mgr\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_grid_plain_text-Gzhci81Mgr     page-crafter-div-container\"\u003e\n\u003ch3\u003eEG4 12kPV specifications\u003c\/h3\u003e\n\u003cdiv class=\"specs\"\u003e\n\u003ch4\u003eAC Output Power\u003c\/h4\u003e\n\u003cp\u003e8kW continuous\u003c\/p\u003e\n\u003ch4\u003eMax Solar (PV) Input\u003c\/h4\u003e\n\u003cp\u003e12kW (recommended maximum 15kW array)\u003c\/p\u003e\n\u003ch4\u003eMPPTs\u003c\/h4\u003e\n\u003cp\u003e2 (25A each)\u003c\/p\u003e\n\u003ch4\u003eOutput Voltage\u003c\/h4\u003e\n\u003cp\u003eSplit-phase 120\/240V (with line balancing)\u003c\/p\u003e\n\u003ch4\u003eBattery Voltage\u003c\/h4\u003e\n\u003cp\u003e48V\u003c\/p\u003e\n\u003ch4\u003eBattery Communication\u003c\/h4\u003e\n\u003cp\u003eClosed-loop with EG4 batteries\u003c\/p\u003e\n\u003ch4\u003eParallel Capability\u003c\/h4\u003e\n\u003cp\u003eUp to 10 units, for a combined 80kW output\u003c\/p\u003e\n\u003ch4\u003eProtection\u003c\/h4\u003e\n\u003cp\u003eOverload, short-circuit and over-temperature; integrated rapid shutdown (RSD)\u003c\/p\u003e\n\u003ch4\u003eCertifications\u003c\/h4\u003e\n\u003cp\u003eUL 1741, UL 9540, NEMA 4X\u003c\/p\u003e\n\u003ch4\u003eMonitoring\u003c\/h4\u003e\n\u003cp\u003eEG4 app \/ website (Wi-Fi)\u003c\/p\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003cp\u003e10 years\u003c\/p\u003e\n\u003ch4\u003eDimensions\u003c\/h4\u003e\n\u003cp\u003e29.5 × 20.5 × 11.2 in (750 × 520 × 285 mm)\u003c\/p\u003e\n\u003ch4\u003eWeight\u003c\/h4\u003e\n\u003cp\u003e110 lbs (50 kg)\u003c\/p\u003e\n\u003ch4\u003eModel # \/ SKU\u003c\/h4\u003e\n\u003cp\u003eIV-8000-HYB-AW-* \/ EG4INV12KPV00V2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"WHATS_INCLUDED-l0p4L3VjZq\"\u003e\n\u003cdiv class=\"page-crafter-whats-included-block page-crafter-inner-padding page-crafter-border-radius page_crafter_whats_included_container-l0p4L3VjZq\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TABLE-FViDDxVgLf\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"TABLE-7jfI0z82LQ\"\u003e\n\u003ch3 class=\"page-crafter-simple-table-container page-crafter-div-container\"\u003eFrequently-Asked Questions\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-H6yqLbEiir\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-H6yqLbEiir   page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_para-H6yqLbEiir     page-crafter-div-container\"\u003e\n\u003ch4\u003e\u003cstrong\u003eCan the EG4 12kPV operate both off-grid and grid-tied?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! This hybrid inverter is capable of fully off-grid operation, grid-tied use, or hybrid solar with battery backup.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat battery types are compatible with the EG4 12kPV?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eIt is designed for 48V LiFePO4 battery banks, including the EG4 WallMount Indoor Battery.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCan I expand the battery storage in this bundle?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The EG4 WallMount Battery supports parallel stacking, allowing for additional storage capacity.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes this inverter comply with Rapid Shutdown (RSD) regulations?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The EG4 12kPV Hybrid Inverter is RSD compliant and meets NEC safety standards.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDoes this system support remote monitoring?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eYes! The Wi-Fi and RS485 connectivity allow for real-time system monitoring and control via the EG4 app.\u003c\/p\u003e\n\u003ch3\u003eLet the experts help you find your perfect hybrid inverter\u003c\/h3\u003e\n\u003cp\u003eNot sure whether the EG4 12kPV is the right fit for your home, or how it pairs with your panels and batteries? We're here to help you get it right the first time.\u003c\/p\u003e\n\u003cp class=\"cta\"\u003e\u003cstrong\u003eChat via Email\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:support@kratopower.com\"\u003esupport@kratopower.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"cta\"\u003e\u003cstrong\u003eChat on the Phone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"tel:+18888557286\"\u003e+1 (888) 855-7286\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-peyIO17jdN\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-peyIO17jdN   page-crafter-div-container\"\u003e\n\u003ch3\u003eEG4 12kPV documents and materials\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-peyIO17jdN     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4_-12kPV-Quick-Start-Guide_1.pdf?v=1720020824\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eQuick Start Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4_-12kPV-Spec-Sheet_1.pdf?v=1720020866\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eInverter Spec Sheet\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4_-Indoor-280Ah-Battery-Specifications-Sheet_ce3b3059-5ad0-484c-9719-898a548b67b4.pdf?v=1720020910\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/eg4electronics.com\/documentation\/\"\u003eEG4 12kPV Manuals, Firmware \u0026amp; Documentation\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003ca href=\"https:\/\/eg4electrondev.wpenginepowered.com\/wp-content\/uploads\/2024\/08\/CA-Prop-65-White-Paper.pdf\"\u003eCalifornia Proposition 65 Warning (PDF)\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0775\/1398\/2234\/files\/EG4_-Indoor-280Ah-Battery-Specifications-Sheet_ce3b3059-5ad0-484c-9719-898a548b67b4.pdf?v=1720020910\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.page_crafter_heading_para_container-zQvIHEWR4s  { text-align: null;     }  .page_crafter_heading-zQvIHEWR4s { color: #000;  text-align: null;  font-size: null;    color: #000 !important; }  .page_crafter_para-zQvIHEWR4s  { color: #000;  font-size: ;  text-align: null;    color: #000 !important; }  #HEADING_PARA-zQvIHEWR4s {     margin-bottom: 10px; 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