RUiXU Battery - RX-LFP48100 - Server Rack battery -
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RUIXU Battery | Server Rack 3U Battery | RX-LFP48100 | UL1973 Certified | UL9540 Pending

by Ruixu
Current price $1,269
Original price $1,629
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RUIXU 51.2V100A 5120Wh | 19" Rack Mounted 3U Module

RUiXU Server Rack battery packs are rack type residential lithium batteries,designed entirely for residential ESS applications,with our battery technology ,you can easily combine it with a mainstream inverter in different scenarios to save your electrical bill & back up your power during grid outage or unavailable

What's Included With Your Server Rack battery Order?

  • 1 x RUiXU 48V Server Rack battery (RX-LFP48100)
  • 1 x RS485 Communication Cable
  • 1 x Ground Cable
  • 1 x Set of Parallel 4AWG Cables per battery
  • Lifetime Customer Support (Email, Live Chat & Phone)


Support up to 32 units in parallel, scale from 5 kWh to 160 kWh configuration without external controller

4 types of installation

Optional bracket kits for different installation senarios

3U Model

Server Rack battery has 3U (133mm) standard height design

Inverter Protocol Choosing

Use DIP address to set the RS485 baud rate and inverter protocol choosing


CE/IEC62619 / UL1973 / UN38.3

Server Rack battery Specifications

  • Nominal voltage: 51.2V
  • Nominal capacity: 100Ah
  • Nominal energy: 5.12kWh
  • Usable energy: 4.92kWh
  • Operating voltage range:  44.8V-56.0V
  • Charge voltage: 56V
  • Float voltage: 54.6V
  • Recommended charge current: 50A
  • Max. charge current: 70A
  • Recommended discharge current: 50A
  • Max. discharge current: 100A
  • Communication: RS485/CAN
  • Peak discharge current: 101-119A@5mins | 120-149A@15S
  • IP rating: IP20
  • Cycle life: >6000 cycles @90%DOD
  • Net weight: ~47kg (103.6lb)
  • Dimension(W*H*D): 482*133.5*460mm (18.9 5.2*18.1 inch)
  • Cell type: Lithium-iron phosphate (LiFePO4)
  • Design life: 15 years
  • Operation temperature: -10-50 C (14-122°F)
  • Storage temperature: -10-45°C (14-113°F)
  • Relative humidity: 5%-90%, No condensation
  • Install altitude: <4000m
  • Install location: Indoor 
  • Installation: Wall mounted/Floor mounted/ Stack/ Rack mounted
  • CertificationCE/IEC62619/UL1973 / UN38.3

Note: Assembly of rack is required

Still Have Questions? Give us a call today 1-877-242-2792

What is the Shop Solar Kits returns policy?

Returns are free in the first 30 days with no restocking or processing fees, although the customer must pay for the return shipping costs. See our complete return policy on our Shipping, Deliver, and Returns page.

What’s covered by the Shop Solar Kits returns policy?

Our returns policy covers all purchases made through Shop Solar Kits. For warranty issues, as authorized distributors, we honor the full manufacturer warranty of ALL the brands on our website. See our complete returns and warranty policies on our Shipping, Deliver, and Returns page.

How long will it take to receive my Shop Solar Kits order?

All orders are processed within 72 hours and you can expect delivery within 5 to 10 business days. You will receive access to our customer portal after ordering, where it is easy to track all your shipments. See our Shipping, Delivery and Returns page for more details.

What are the financing and payment options at Shop Solar Kits?

We offer several ways to pay to make getting your solar kit simple:

  • Credit Card: if the purchase is greater than your card’s limit, you can split the cost onto multiple cards as well as Paypal, financing through Affirm, and ACH/bank transfer
  • You can arrange financing during the checkout process, see our Financing page for more details

How does the Shop Solar Kits Lifetime Support work?

Our legendary lifetime customer support has helped make us the #1 solar kit retailer. We have a dedicated team of solar professionals standing by to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.If you need help with ordering, shipping, troubleshooting, expanding your system, warranty issues, or anything else you have questions about for as long as you own your Shop Solar Kits equipment, we’ve got you covered: we’re always only a phone call or email away.

Top Solar Company in the USA

Top Solar Company in the USA

The prestigious ranking by Consumer Affairs is based on comprehensive evaluations, including ratings and reviews, equipment options, support services, pricing transparency, warranties, and various other factors. Among the top 6 nominated companies, Shop Solar stands out with the highest review rating, reaffirming its dedication to customer satisfaction and product quality.

Best Components, Lowest Prices

Best Components, Lowest Prices

We cut out the bloat of traditional solar companies and pass those savings off to you. Plus, we provide free shipping on all solar kits and lifetime customer service on everything we sell.

Expert Guidance

Expert Guidance

Our team of solar professionals is here to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.


We’re people just like you

We’re not corporate and neither are our customers. We’re just a group of 50+ solar enthusiasts who are passionate about providing an honest, no-BS way for anyone, anywhere to improve their lives and the world around them with solar power.

Trusted Solar Authority

Trusted Solar Authority

With over 40,000+ happy customers, 2,500+ positive reviews, and decades of experience in the industry, we’re proud to say we’re America’s #1 solar power solutions provider. You can trust us to provide you with top-notch products and legendary customer service at every step of the way.