B-LFP48-100E 4U Server Rack Battery 51.2V 5.12kWh Lithium Energy Storage

The B-LFP48-100E 4U Server Rack Battery is a reliable 48V LiFePO₄ lithium battery designed for residential solar systems and small commercial energy storage. With a 5.12kWh capacity and 51.2V output, it delivers stable power for daily use, backup protection, and improved self-consumption.

Its 4U rack-mount design enables easy installation and scalability, while advanced lithium iron phosphate technology ensures long cycle life, high efficiency, and enhanced safety making it an ideal solution for modern solar and hybrid energy systems.

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Live Sustainably with the B-LFP48-100E 4U

Designed for residential solar energy systems, commercial energy management, and light industrial energy storage, the B-LFP48-100E 4U Server Rack Battery (51.2V 5.12kWh) delivers reliable and efficient power to meet diverse energy demands. Its 4U modular rack-mounted design allows easy installation and scalable expansion, supporting backup power, improved solar self-consumption, and a stable, uninterrupted energy supply for modern energy storage applications.

Long Battery Life

Built for durability, this lithium battery delivers over 6,000 cycles at 90% DOD and a 10-year design lifespan, providing reliable long-term energy storage.

High Inverter Compatibility

Compatible with most 48V inverters, including Victron and Studer models, the battery ensures smooth, hassle-free integration and stable system operation.

Intelligent BMS Protection

Features a smart Battery Management System (BMS) that protects against over-voltage, over-current, short circuits, and temperature extremes, ensuring safe, reliable, and consistent operation.

UL-Standard Battery Pack

Manufactured with automotive-grade processes, the high-quality module structure meets UL standards, delivering enhanced safety, stability, and extended service life.

DC-Coupled System Design

The DC-coupled architecture is optimized for modern solar installations, offering higher energy conversion efficiency and reduced system losses.

10-Year Warranty

Backed by a 10-year warranty, this server rack lithium battery provides clean, reliable, and sustainable energy for residential and commercial applications.

Specifications

See Inside the Performance

Explore the full performance of the B-LFP48-100E 4U Server Rack Battery – 51.2V 5.12kWh. Engineered for reliability, long service life, and scalable energy storage, this LiFePO₄ lithium battery delivers safe, efficient, high-capacity power for residential solar systems, commercial energy management, and backup power applications, ensuring stable performance and uninterrupted energy supply.

Parameter	Details
Nominal Voltage	51.2 V
Nominal Capacity	5.12 kWh
Cell & Configuration	16S1P, Lithium Iron Phosphate (LiFePO₄)
Battery Type	4U Server Rack / Modular Lithium Battery
Dimensions (L × W × H)	495 × 483 × 177 mm
Weight	46 kg
Cycle Life	> 6,000 cycles @ 25℃
Design Life	> 15 years (25℃ / 77℉)
Protection Level	IP20
Expandable Units	Up to 63 units in parallel
Warranty	10 years
Certifications	UN38.3, UL1973, IEC62619, AU CEC, USCA CEC