Soluna BES 5K 51.2V 100A

Soluna BES 5K – 5.12kWh Lithium LFP Battery for Solar Energy Storage

The Soluna BES 5K is a compact and high-efficiency 51.2V lithium battery designed for residential and small commercial solar energy storage systems. With a nominal capacity of 5.12kWh, 6000+ cycle life, and support for parallel expansion up to 80kWh, it delivers reliable, long-term energy storage with minimal maintenance.

This battery is engineered with LiFePO₄ (LFP) chemistry for enhanced safety, high depth of discharge (90% DoD), and superior thermal stability. It comes with built-in WiFi, CAN/RS485 communication, and is compatible with most inverters, making integration into new or existing systems seamless.

Key Specifications (List Format)

• Model: Soluna BES 5K

• Battery Type: Lithium LFP (LiFePO₄)

• Nominal Capacity: 5.12 kWh

• Nominal Voltage: 51.2V

• Voltage Range (Usable): 48V – 57.6V

• Max Charge Current: 75A

• Max Discharge Current: 100A

• Depth of Discharge (DoD): 90%

• Cycle Life: 6000 cycles (at 90% DoD, 25°C)

• Round-trip Efficiency: >95%

• BMS (Battery Management System): Built-in

• Communication: CAN, RS485, WiFi

• Installation: Wall-mounted / Floor-stand

• Ingress Protection: IP65

• Parallel Expansion: Up to 16 units (80kWh)

• Certifications: UN38.3

• Cooling Method: Natural Convection

• Monitoring Platform: Soluna eCloud (Mobile App)

Technical Specifications (Table Format)