SOLUNA BES 5K IP65 Lithium Iron Phosphate 5.12kWh -51.2V Expandable to 80kWh

Description The SOLUNA BES 5K Low Voltage Lithium Battery (5.12kWh, 51.2V) is a powerful and reliable energy storage solution for homes, businesses, and solar systems. Built with Lithium Iron Phosphate (LFP) technology, it delivers more than 6000 cycles with over 95% round-trip efficiency, ensuring maximum energy savings and long-term reliability. Designed with IP65 ingress protection, this battery is suitable for both indoor and outdoor installation, with wall-mounted and floor-standing options. Its expandable capacity up to 80kWh, built-in Wi-Fi, and communication cables make it future-ready and compatible with most inverters. The SOLUNA BES 5K is backed by a IP65, making it the ideal choice for smart, scalable, and efficient solar energy storage. Key Features Feature Specification Model SOLUNA BES 5K Low Voltage Battery Battery Type Lithium Iron Phosphate (LFP) Nominal Capacity 5.12 kWh Nominal Voltage 51.2V Usable Voltage Range 48V – 57.6V Max Charge Current 75A Max Discharge Current 100A Depth of Discharge (DoD) 90% Internal Resistance ≤ 60mΩ Cycle Life 6000+ cycles Round-Trip Efficiency >95% BMS Integrated with MOSFET Fuse Monitoring Platform Soluna eCloud (Android & iOS Apps) Communication CAN, Wi-Fi, RS485 Power Consumption <3W (working), <100mW (sleep) Installation Options Wall-mounted / Floor-standing Expandability 1–16 units in parallel (up to 80kWh) Dimensions (HxWxD) 580 × 420 × 155 mm Net Weight 48 kg Cooling Strategy Natural Convection Operating Temperature -10°C to 50°C Recommended Temperature 15°C – 30°C Storage Temperature 15°C – 30°C Humidity Conditions 5% – 95% (non-condensing) Altitude Limit ≤ 2000m Ingress Protection IP65 (water & dust proof) Certifications UN38.3, Class 9 Safety Compliant Hazardous Material Class Class 9 System Compatibility Works with most inverters