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

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