{"product_id":"sol-ark-premium-18k-2p-hybrid-inverter","title":"Sol-Ark Premium 18K-2P Hybrid Inverter","description":"\u003ch2\u003eRun your whole home without compromise: Sol-Ark 18K-2P\u003c\/h2\u003e\n\u003ch3\u003eWhy You'll Love The Sol-Ark Premium 18K-2P Hybrid Inverter\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e18kW of backup, straight from your batteries.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhere many hybrid inverters drop their output once the grid goes, the 18K-2P delivers its full 18kW continuously from battery storage — so an outage doesn't quietly downgrade your house.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge sized to meet locked rotor amps.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e36kVA of surge for 10 seconds is what actually starts HVAC compressors, well pumps and large motors in a grid-down scenario, rather than tripping on them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore solar than most inverters will take.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThree full-sized MPPTs at 36A each across six DC ports, and Sol-Ark rates the platform at over 40kW of solar when AC coupling is used.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYour data stays home.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIt runs American-engineered firmware with data transmission kept stateside, and the MySol-Ark platform is hosted on US-based servers.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eYour life, with the Sol-Ark Premium 18K-2P Hybrid Inverter\u003c\/h3\u003e\n\u003cp\u003eThere's one moment that separates a good backup system from a great one — the instant your air conditioning compressor tries to start on battery power alone.\u003c\/p\u003e\n\u003cp\u003ePlenty of inverters flinch at that. The 18K-2P is built for it: 36kVA of surge for 10 seconds, sized specifically to meet locked rotor amps, so the motors that stall lesser systems simply spin up and run.\u003c\/p\u003e\n\u003cp\u003eAnd it holds that standard continuously. The Sol-Ark Premium 18K-2P delivers its full 18kW directly from battery storage, which means an outage doesn't halve your home's capacity. What you run on the grid, you run off it.\u003c\/p\u003e\n\u003cp\u003eThe rest of the platform is built to the same brief.\u003c\/p\u003e\n\u003cp\u003e200A grid pass-through puts the inverter in front of your entire service, with an automatic 5ms transfer — nothing needs switching off and nothing flickers. A 350A battery charger refills large banks quickly across two 48V battery ports, working with anything from 50Ah to 9,900Ah.\u003c\/p\u003e\n\u003cp\u003eOn the solar side, three full-sized MPPTs take 36A each across six DC ports, and Sol-Ark rates the platform at over 40kW of solar once AC coupling is in play. That's real headroom if you're oversizing an array or folding in panels you already own.\u003c\/p\u003e\n\u003cp\u003eIt's IP65 \/ NEMA 3R rated and operates from -40°C up to 60°C, so where you mount it stays your choice rather than a constraint. With UL1741 3rd SB, IEEE1547-2018, CSA and Hawaiian Electric SRD approvals behind it and a 10-year warranty as standard, it's built to be signed off and then left alone.\u003c\/p\u003e\n\u003ch3\u003eThe Sol-Ark Premium 18K-2P Hybrid Inverter in a nutshell:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e18kW continuous from batteries\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— full output whether the grid is up or down.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e36kVA surge for 10 seconds\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— sized to meet locked rotor amps on demanding motor loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e350A charger across two 48V ports\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— large banks refilled fast, with your choice of certified battery partner.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver 40kW of solar with AC coupling\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— array headroom most residential inverters simply don't offer.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eSol-Ark Premium 18K-2P Hybrid Inverter specifications\u003c\/h2\u003e\n\u003cdiv class=\"specs\"\u003e\n\u003ch4\u003eModel\u003c\/h4\u003e\n\u003cp\u003eSol-Ark Premium 18K-2P (18K-2P-N)\u003c\/p\u003e\n\u003ch4\u003eContinuous AC Output\u003c\/h4\u003e\n\u003cp\u003e18 kW — delivered directly from battery storage\u003c\/p\u003e\n\u003ch4\u003eSurge Power\u003c\/h4\u003e\n\u003cp\u003e36 kVA for 10 seconds\u003c\/p\u003e\n\u003ch4\u003eMax Output Current\u003c\/h4\u003e\n\u003cp\u003e75A\u003c\/p\u003e\n\u003ch4\u003eGrid Pass-Through\u003c\/h4\u003e\n\u003cp\u003e200A\u003c\/p\u003e\n\u003ch4\u003eGrid Voltage\u003c\/h4\u003e\n\u003cp\u003e120\/240V, 208V\u003c\/p\u003e\n\u003ch4\u003eSolar Capacity\u003c\/h4\u003e\n\u003cp\u003eOver 40 kW supported when using AC coupling (max AC coupled input 19,200W)\u003c\/p\u003e\n\u003ch4\u003eDC Solar Ports \u0026amp; MPPTs\u003c\/h4\u003e\n\u003cp\u003e6 DC solar ports across 3 full-sized MPPTs (2 inputs per MPPT)\u003c\/p\u003e\n\u003ch4\u003eCurrent per MPPT\u003c\/h4\u003e\n\u003cp\u003e36A operating \/ 54A short circuit\u003c\/p\u003e\n\u003ch4\u003eMPPT Operating Voltage Range\u003c\/h4\u003e\n\u003cp\u003e150 – 425V (125V startup, 500V max DC input)\u003c\/p\u003e\n\u003ch4\u003eBattery Charger\u003c\/h4\u003e\n\u003cp\u003e350A continuous charge \/ discharge current\u003c\/p\u003e\n\u003ch4\u003eBattery Ports\u003c\/h4\u003e\n\u003cp\u003e2 × 48V (40 – 60V operating range)\u003c\/p\u003e\n\u003ch4\u003eBattery Capacity Supported\u003c\/h4\u003e\n\u003cp\u003e50 – 9,900Ah\u003c\/p\u003e\n\u003ch4\u003eBMS Communication\u003c\/h4\u003e\n\u003cp\u003eCANBus \u0026amp; RS485 MODBUS\u003c\/p\u003e\n\u003ch4\u003eTransfer Time\u003c\/h4\u003e\n\u003cp\u003eAutomatic, 5 ms\u003c\/p\u003e\n\u003ch4\u003eGrid Control\u003c\/h4\u003e\n\u003cp\u003eMulti-season time-of-day settings, virtual power plant ready, upgrade for UL 9540 options\u003c\/p\u003e\n\u003ch4\u003eGEN Port\u003c\/h4\u003e\n\u003cp\u003eDedicated GEN port, AutoStart capable, supports generators or AC coupling\u003c\/p\u003e\n\u003ch4\u003eMax Efficiency\u003c\/h4\u003e\n\u003cp\u003e97.6%\u003c\/p\u003e\n\u003ch4\u003eStackable\u003c\/h4\u003e\n\u003cp\u003eUp to 12 units in parallel\u003c\/p\u003e\n\u003ch4\u003eProtection\u003c\/h4\u003e\n\u003cp\u003eIntegrated PV DC disconnect, ground fault detection, 200A AC output breaker, DC\/AC Type II surge protection\u003c\/p\u003e\n\u003ch4\u003eCertifications\u003c\/h4\u003e\n\u003cp\u003eUL1741 3rd SB, UL1741 CRD-PCS, IEEE1547-2018 with IEEE2030.5 interoperability, Hawaiian Electric SRD V2.0, UL1699B PVDC AFCI, UL1998, CSA C22.2 No. 107\u003c\/p\u003e\n\u003ch4\u003eEnclosure \u0026amp; Environment\u003c\/h4\u003e\n\u003cp\u003eIP65 \/ NEMA 3R — -40 to +60°C (derating above 45°C), operating altitude 3,000 m, under 50 dB\u003c\/p\u003e\n\u003ch4\u003eDimensions (H × W × D)\u003c\/h4\u003e\n\u003cp\u003e863 × 464 × 282 mm\u003c\/p\u003e\n\u003ch4\u003eWeight\u003c\/h4\u003e\n\u003cp\u003e62.4 kg \/ 137 lbs\u003c\/p\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003cp\u003e10 years\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eLet the experts help you find your perfect hybrid inverter\u003c\/h3\u003e\n\u003cp\u003eNot sure whether the Sol-Ark Premium 18K-2P is more inverter than your home needs, or exactly right for your loads? We're here to help you size it properly 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\u003ch3\u003eSol-Ark Premium 18K-2P Hybrid Inverter documents and materials\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sol-ark.com\/wp-content\/uploads\/2025\/09\/18KDataSheet_PS-00036_Rev6_27Jan2026.pdf\"\u003eSol-Ark 18K Datasheet, Rev 6 (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sol-ark.com\/wp-content\/uploads\/2026\/01\/18K-Installation-manual-rev-12-6-july-2026.pdf\"\u003eSol-Ark 18K Installation Manual, Rev 12 (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sol-ark.com\/wp-content\/uploads\/2026\/01\/18K-QuickStart-MA-00059-Rev-6-7-July-2026.pdf\"\u003eSol-Ark 18K Quick Start Guide, Rev 6 (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"disclaimer\"\u003e\u003cem\u003eDisclaimer: Potential energy savings and utility bill reductions depend on system size and configuration, energy usage, utility rates, local regulations, weather conditions, available incentives and installer design. Actual savings and performance will vary.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003eThe information on this page is provided for general guidance only and should not be taken as professional, electrical or medical advice. The Sol-Ark Premium 18K-2P Hybrid Inverter is a high-voltage, grid-interconnected product weighing 137 lbs, and must be installed by a qualified, licensed electrician in line with the manufacturer's installation manual and your local codes; grid-tied and generator-connected use may also require permits and utility approval. Every situation is different, so if you have any doubt, please consult a qualified professional before purchasing or installing. Products are used at your own risk.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sol-Ark","offers":[{"title":"Default Title","offer_id":42555631698054,"sku":"SA-18K-2P","price":6499.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0548\/9577\/1782\/files\/sol-ark-premium-18k-2p-hybrid-inverter.jpg?v=1784649876","url":"https:\/\/kratopower.com\/products\/sol-ark-premium-18k-2p-hybrid-inverter","provider":"Krato Power","version":"1.0","type":"link"}