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No Sales Tax 💵 Beat-Anyone Price Match 💲 Free Parts for Life 🛠️ Free Shipping on Most Items 📦

No Sales Tax 💵 Beat-Anyone Price Match 💲 Free Parts for Life 🛠️ Free Shipping on Most Items 📦

No Sales Tax 💵 Beat-Anyone Price Match 💲 Free Parts for Life 🛠️ Free Shipping on Most Items 📦

No Sales Tax 💵 Beat-Anyone Price Match 💲 Free Parts for Life 🛠️ Free Shipping on Most Items 📦

No Sales Tax 💵 Beat-Anyone Price Match 💲 Free Parts for Life 🛠️ Free Shipping on Most Items 📦
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A cube-shaped modular battery tower with side ports represents the Rubix Stack Series 48 Volt 100AH Lithium Battery-RS-48100

Rubix Stack Series 48 Volt 100AH Lithium Battery

SKU RS-48100
by Rubix
Save $300.02
$2,298.99
$1,998.97

No sales tax: save about $150 vs. the 7.5% U.S. average sales tax rate. Why?
Indiana orders are taxed. DE, MT, NH and OR have no state sales tax.
Availability: Translation missing: en.general.icons.icon_check_circle icon 45 in stock, ready to be shipped

✅ FREE REPLACEMENT PARTS FOR LIFE ⚙️

Find a better price somewhere else?

Well... we will BEAT it. Call us today to get the best price in the market!

Call/Text Us: 1-888-855-7286
Live Chat With an Expert

  • US Based Authorized Rubix Dealer

    Full manufacturer warranty included

  • 4-5 Day Freight Delivery + No Sales Tax

    More savings on every purchase and ships in 4-5 business day

  • 30-Day Returns & Price Beat Guarantee

    Simple returns + best price guaranteed

  • Post-Purchase Customer Support

    Dedicated help whenever you need it


ESTIMATED DELIVERY BETWEEN

Order within to get it by the earliest date.


Rubix 48V Indoor Stack: Reliable Power for Every Cozy Corner

Rubix Stack Series 48 Volt 100AH Lithium Battery is a reliable LiFePO4 power unit built with 5.12kWh of energy, a smart BMS, and long cycle life for dependable home backup. It features a stackable modular design, fast response, safe prismatic cells, and an easy touchscreen display that shows real-time system data. 

Bring dependable indoor power into your home with the Rubix Stack Series Battery - RS-48100. Get yours today and keep your space comfortable no matter what happens outside.

Features

  • Stackable modular design that assembles like Legos with no racks or mounts needed
  • Massive expandability with support for up to 32 batteries in a single bank
  • High-quality Grade A LiFePO4 cells built for long lifespan and superior reliability
  • Touchscreen LCD for easy monitoring and system control
  • Clean, enclosed cabling for a sleek, professional installation
  • Impactive balancing technology for up to 30 percent longer battery life
  • Full 10-year warranty for long-term peace of mind
  • Wide inverter compatibility using closed-loop RS485 communication

This image shows the included parts and accessories for the Rubix Stack Series 48 Volt 100AH Lithium Battery-RS-48100

Specifications

  • Nominal Voltage: 48V
  • Actual Pack Voltage: ~51.2V when fully charged
  • Capacity: 100Ah
  • Energy: 5.12kWh
  • Cell Chemistry: Lithium Iron Phosphate (LiFePO₄)
  • Cell Format: Prismatic cells
  • Battery Management System: Built-in BMS with over/under-voltage, temperature, and balancing protections
  • Balancing Type: “Impactive” balancing (improves lifecycle by ~30%)
  • Cycle Life: Approximately 5,000–7,000 cycles, depending on depth of discharge
  • Warranty: 10-year manufacturer warranty
  • Monitoring/Display: Touchscreen LCD for SOC, voltage, current, cell data, and fault logs
  • Expandability: Stackable design; multiple units can be paralleled for larger systems
  • Communication Interface: RS485 and compatible inverter communications
  • Dimensions (per module): ~22.6" × 19.3" × 6.2"
  • Weight (per module): ~108 lbs (≈49 kg)

Product Documents

A tall stack of connected battery modules displays the ports and handles of the Rubix Stack Series 48 Volt 100AH Lithium Battery-RS-48100

Shipping is FREE on most items to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

Heavy items ship by LTL freight with free liftgate service. Freight is FREE to IN, OH, PA, MI, IL, KY, WV, WI, IA, MO, TN, DE, MD, NJ, NY, VA, DC, CT, MA and VT. Everywhere else in the lower 48, freight is FREE on orders of $4,000 or more. Below $4,000, one flat freight rate covers the whole order: $149 when your freight items weigh under 150 lb in total (most inverters and single batteries) or $299 at 150 lb and up (wall-mount batteries, cabinets, refrigerators). Commercial battery systems over 1,000 lb: email support@kratopower.com with your ZIP for a freight price. Your shipping cost always shows at checkout before you pay.

Processing time for orders is 1 business day

Shipping time for orders is 4-5 business days


Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping on most items to the 48 Contiguous States and the District of Columbia. Freight items include free liftgate service and ship free to 19 states + DC and on orders of $4,000+; elsewhere freight is a flat $149 or $299, shown at checkout before you pay.
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30-Day Returns. Start a return within 30 days of delivery. See our return policy for details.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286
In Stock and Ready To Ship

All of our items are in stock and ready to ship. All items ship within 1 business day.

Top Customer Service

We have excellent customer service. Questions? Call us at 1-888-855-7286

30-Day Returns

30-Day Easy Return Policy

Price BEAT Guarantee

Found a better price? We will BEAT it!

Schedule a Consultation

  • Still interested but want to talk at a diferent time?
  • Schedule a consultation here for later!
Book a Consultation
Call to Order: +1 888 855 7286
Description

Rubix 48V Indoor Stack: Reliable Power for Every Cozy Corner

Rubix Stack Series 48 Volt 100AH Lithium Battery is a reliable LiFePO4 power unit built with 5.12kWh of energy, a smart BMS, and long cycle life for dependable home backup. It features a stackable modular design, fast response, safe prismatic cells, and an easy touchscreen display that shows real-time system data. 

Bring dependable indoor power into your home with the Rubix Stack Series Battery - RS-48100. Get yours today and keep your space comfortable no matter what happens outside.

Features

  • Stackable modular design that assembles like Legos with no racks or mounts needed
  • Massive expandability with support for up to 32 batteries in a single bank
  • High-quality Grade A LiFePO4 cells built for long lifespan and superior reliability
  • Touchscreen LCD for easy monitoring and system control
  • Clean, enclosed cabling for a sleek, professional installation
  • Impactive balancing technology for up to 30 percent longer battery life
  • Full 10-year warranty for long-term peace of mind
  • Wide inverter compatibility using closed-loop RS485 communication

This image shows the included parts and accessories for the Rubix Stack Series 48 Volt 100AH Lithium Battery-RS-48100

Specifications

  • Nominal Voltage: 48V
  • Actual Pack Voltage: ~51.2V when fully charged
  • Capacity: 100Ah
  • Energy: 5.12kWh
  • Cell Chemistry: Lithium Iron Phosphate (LiFePO₄)
  • Cell Format: Prismatic cells
  • Battery Management System: Built-in BMS with over/under-voltage, temperature, and balancing protections
  • Balancing Type: “Impactive” balancing (improves lifecycle by ~30%)
  • Cycle Life: Approximately 5,000–7,000 cycles, depending on depth of discharge
  • Warranty: 10-year manufacturer warranty
  • Monitoring/Display: Touchscreen LCD for SOC, voltage, current, cell data, and fault logs
  • Expandability: Stackable design; multiple units can be paralleled for larger systems
  • Communication Interface: RS485 and compatible inverter communications
  • Dimensions (per module): ~22.6" × 19.3" × 6.2"
  • Weight (per module): ~108 lbs (≈49 kg)

Product Documents

A tall stack of connected battery modules displays the ports and handles of the Rubix Stack Series 48 Volt 100AH Lithium Battery-RS-48100

Shipping

Shipping is FREE on most items to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

Heavy items ship by LTL freight with free liftgate service. Freight is FREE to IN, OH, PA, MI, IL, KY, WV, WI, IA, MO, TN, DE, MD, NJ, NY, VA, DC, CT, MA and VT. Everywhere else in the lower 48, freight is FREE on orders of $4,000 or more. Below $4,000, one flat freight rate covers the whole order: $149 when your freight items weigh under 150 lb in total (most inverters and single batteries) or $299 at 150 lb and up (wall-mount batteries, cabinets, refrigerators). Commercial battery systems over 1,000 lb: email support@kratopower.com with your ZIP for a freight price. Your shipping cost always shows at checkout before you pay.

Processing time for orders is 1 business day

Shipping time for orders is 4-5 business days


Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping on most items to the 48 Contiguous States and the District of Columbia. Freight items include free liftgate service and ship free to 19 states + DC and on orders of $4,000+; elsewhere freight is a flat $149 or $299, shown at checkout before you pay.
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30-Day Returns. Start a return within 30 days of delivery. See our return policy for details.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286