BSLBATT B-LFP48-100E 3U – 51.2V 5.12kWh LiFePO₄ Rack Battery for Scalable Solar Energy Storage
The BSLBATT B-LFP48-100E 3U is a compact, high-performance 48V lithium iron phosphate (LiFePO₄) rack-mounted battery designed for solar PV energy storage systems in residential, commercial, and industrial settings. With a nominal capacity of 5.12kWh and a usable energy of 4.608kWh, it is engineered for long-term reliability, efficiency, and flexibility. This battery module is an ideal fit for solar installers, solar PV suppliers, solar distributors, and energy storage professionals looking for a high-quality, low-maintenance storage solution.
Built using Tier One A+ LiFePO₄ cells, the B-LFP48-100E delivers over 6000 cycles at 80% depth of discharge (DoD), supporting stable performance for over 15 years under standard operating conditions. It is suitable for use with hybrid solar inverters and off-grid systems and can be easily integrated into new or existing solar installations. Its compact 3U rack-mount design and natural convection cooling allow for space-saving integration in cabinets, storage rooms, or commercial systems.
The battery supports scalable configurations and can be connected in parallel with up to 63 units, making it a strong choice for modular and large-capacity energy storage projects. With a charge power of up to 6.144kW (120A peak) and discharge power up to 7.68kW (150A peak), it ensures fast charging and strong output capabilities required in both residential and commercial use cases.
For installers and system integrators, the B-LFP48-100E 3U offers flexible connectivity with RS232, RS485, and CAN interfaces, as well as optional Bluetooth and WiFi monitoring. Its wide operating temperature range from -20°C to +55°C makes it suitable for European climates, and its 10-year manufacturer warranty ensures long-term peace of mind.
This battery is fully certified to UN38.3 standards, with high safety standards and integrated BMS protection, making it compliant for professional energy storage use across the EU. Its IP20 protection rating and 46 kg lightweight build make handling and installation straightforward for solar professionals.
Whether you are bundling this unit with solar panels, inverters, and smart monitoring to create complete kits, or sourcing for bulk procurement as a solar wholesaler or distributor, the B-LFP48-100E 3U stands out as a reliable and scalable energy storage solution. It is especially well-suited for companies offering solar battery kits, hybrid systems, or rack-based energy storage systems.
This model is trusted by solar installers, solar battery resellers, EPCs, and online solar shops throughout Europe. Combine it with our range of solar inverters, solar panels, and energy storage accessories to deliver complete, future-ready systems to your clients. Contact us today or register for a trade account to get started.
