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RUiXU 51.2V 100Ah (5.12kWh) Server Rack-Mounted 3U Self-Heating Battery [RX-LFP48100-H] | 10-Year Warranty
RUiXU 51.2V 100Ah (5.12kWh) Self-Heating Server Rack Battery [RX-LFP48100-H]
The RUiXU RX-LFP48100-H is a high-performance, 19' rack-mounted 3U battery module designed for efficient energy storage and management in demanding environments. This self-heating LiFePO₄ (Lithium Iron Phosphate) battery ensures stable operation in cold temperatures, making it an ideal solution for off-grid systems, telecom infrastructure, industrial power backup, and renewable energy applications.
Engineered for seamless integration into standard 19-inch racks, the RX-LFP48100-H delivers reliable 48V DC power with a 100Ah capacity, ensuring consistent performance and long cycle life. Its robust design and advanced thermal management make it a perfect choice for critical infrastructure requiring uninterrupted power.
RUiXU RX-LFP48100-H Features
- Self-Heating for Cold Climates – Safely charges at temperatures down to -20°C (-4°F) using a standard or solar charger.
- Efficient Energy Storage – Provides 5.12kWh of storage capacity with ≥6000 cycles at 90% Depth of Discharge (DOD).
- Compact 3U Rack-Mounted Design – Fits into standard 19-inch server racks, offering a space-efficient and modular solution.
- Scalable Configuration – Supports up to 32 batteries in parallel, expandable from 5kWh to 160kWh without an external controller.
- Advanced LiFePO₄ Chemistry – Delivers higher safety, efficiency, and longevity compared to traditional battery technologies.
- Smart Communication & Compatibility – Works with CANbus and RS485 communication protocols, ensuring seamless integration with leading inverter brands.
- Optimized for Reliability – Built-in heater pads draw power from the charger, maintaining optimal temperature levels for consistent operation in extreme conditions.

RUiXU RX-LFP48100-H Applications
- Off-Grid Solar Energy Storage – Reliable for residential and remote applications.
- Telecom & Data Centers – Ensures uninterrupted power for critical infrastructure.
- Industrial Backup Power – Ideal for mission-critical energy storage solutions.
- Renewable Energy Storage – Works with solar, wind, and hybrid power systems.
What's Included
Everything you need is included with your product.
- (1) RUiXU 48V Self-Heating Server Rack Battery [RX-LFP48100-H]
- (1) RJ45/CAT5e Patch Cable
- (1) Ground Cable
- (1) Set of Parallel 4AWG Cables per Battery
Reliable Cold-Weather Performance with a 10-Year Limited Warranty
The RUiXU RX-LFP48100-H is designed to deliver efficient, scalable, and long-lasting power storage, even in harsh winter conditions. Backed by a 10-year limited warranty, it provides reliable and uninterrupted energy for critical applications, making it an essential solution for energy independence and backup power systems.
Wide Inverter Compatibility
CANbus Compatible Inverters:
- Victron, SMA, Studer Innotec, Sofar, Sol-Ark, Solis, Goodwe, Deye, Growatt, SAJ, Luxpower, Megarevo, INVT, Sermatec, TBB, MUST, Sunsynk, Schneider
RS485 Compatible Inverters:
- MPP, Voltronic, RCT, Alpha Outback
RUiXU RX-LFP48100-H Specifications
Specification | Details |
Nominal Voltage | 51.2V |
Nominal Capacity | 100Ah (Minimum Capacity @ 0.2C: 100Ah) |
Nominal Energy | 5120Wh (5.12kWh) |
Recommended Charge Current | 50A |
Cycle Life (@ 90% DOD) | ≥6000 cycles |
Operating Temperature | 14°F to 122°F |
Storage Temperature | 14°F to 113°F |
Dimensions (W x D x H) | 19' x 18.1' x 5.23' (3U) |
Weight | 103.6 lbs |
Frequently-Asked Questions
Can I expand this battery system?
Yes, the RX-LFP48100-H can be expanded up to 32 batteries in parallel, supporting a total capacity of 160kWh.
Is this battery compatible with my inverter?
This battery supports CANbus and RS485 communication protocols, making it compatible with major inverters such as Victron, SMA, Sol-Ark, Growatt, and Goodwe.
Can this battery charge in freezing temperatures?
Yes! The self-heating function allows safe charging at temperatures as low as -4°F (-20°C).
Can this be used for telecom or server rack applications?
Absolutely! The 3U rack-mounted design makes it an ideal UPS backup solution for data centers, telecom infrastructure, and IT applications.
How long does the battery last?
With 6,000+ cycles at 90% DOD, this battery is designed to last over 10 years with proper use.