
Felicity Solar Battery Datasheet — FLM500-125/261
A liquid-cooled 261.2 kWh LiFePO4 system, the FLM500-125/261 delivers 125 kW AC through a 3P4L connection and parallels 6 to 20 units for up to 5224 kWh.
SKU: FLM500-125/261 | Last Updated: 2026-08-17
⚡Electrical Specifications
| AC Connection Type | 3P4L |
| AC Nominal Frequency | 50/60 Hz |
| AC Nominal Power | 125 kW |
| AC Nominal Voltage | 400 V |
| AC Voltage Range | 360-440 V |
| Battery Type | LiFePO4 |
| Charge/Discharge Rate | 0.5P |
| Cut-Off Voltage | 728 V |
| Cycle Life | ≥8000 |
| DC Component | <0.5 % |
| Depth of Discharge | 95 % |
| Max Charging Voltage | 936 V |
| Max Parallel Units | 6-20 |
| Max System Capacity | 1567.2-5224 kWh |
| Max System Efficiency | ≥90 % |
| Nominal Capacity | 314 Ah |
| Nominal Energy | 261.2 kWh |
| Nominal Voltage | 832 V |
| Operating Voltage | 728-936 V |
| Power Factor Range | -1 to 1 |
| System Nominal Energy | 261.2 kWh |
| System Nominal Voltage | 832 V |
| System Operating Voltage | 728-936 V |
| Total Harmonic Distortion | <3 % |
| Unbalanced Load Capacity | 100 % |
🔧Mechanical Specifications
| Cell Type | LiFePO4 3.2V/314Ah |
| Communication | RS485, Ethernet |
| System Battery Configuration | 1P260S |
🌡️Environmental Specifications
| Anti-Corrosion Grade | C4 |
| Charging Temperature Range | -25 to 55 °C |
| Discharging Temperature Range | -25 to 55 °C |
| Fire Suppression System | Aerosol fire extinguishing equipment, Water fire protection, Smoke detector, Heat detector |
| Humidity Range | 0-95 % |
| Noise Level | <75 dB |
| Operating Altitude | <2000 m |
| Protection Degree | IP55 |
| Temperature Control Method | Liquid cooling |
📏Dimensions
Width
Height
Depth
Weight2670 kg
✅Certifications
UN38.3EN 50549IEC 61000IEC 62109IEC 62477IEC 62619IEC 63056