
FL-OPzV-1000AH-2V
- Voltage Per Unit:2V
- Capacity:1000Ah @10hr-rate to 1.80V per cell @25°C

The Felicity FLB24205WG1 is a lifepo4 battery pack with 5.25kWh of usable storage, a 25.6V nominal bus, Cycles (25°C +2°C,0.5C/0.5C,90% DOD, 70 rated.
The Felicity FLB24205WG1 is a lifepo4 battery pack with 5.25kWh of usable storage, a 25.6V nominal bus, Cycles (25°C +2°C,0.5C/0.5C,90% DOD, 70 rated. Every figure on this page is taken from the manufacturer's datasheet for the FLB24205WG1.
| Nominal Voltage | 25.6V |
|---|---|
| Operating Voltage | 22.4~28.8V |
| Communication | 485/CAN |
| Protection | Built-in Smart BMS, Breaker, Fuse |
| Nominal Energy | 5.25kWh |
| Nominal Capacity | 205Ah |
| Max. Continuous Charge/Discharge Current | 150A |
| Peak Charge/Discharge Current(15s) | 200A |
| Cycle Life | Cycles (25°C +2°C,0.5C/0.5C,90% DOD, 70 |
| Installation | Wall-Mounted / Floor-Mounted |
|---|---|
| Product Weight | 51KG |
| Package Weight | 56KG |
| Product Dimension | 540x375x261 mm |
| Package Dimension | 642x477x340 mm |
| Working Temperature Range | Discharge: -20°C~+55 °C |
|---|---|
| Storge Temperature Range | 0°C~+35°C |
| Humidity | 5%~95% |
| Altitude | < 2000M |




Felicity battery not charging? Below 0°C the BMS blocks the charge, a charge voltage under 57.6 V never fills the pack, and codes C01–C08 explain the rest.
Read: Felicity Battery Not Charging? Codes, Causes & Fixes →A long outage drained the battery, the grid came back shaky, and now there is a code on the screen. What 04, C02, 27 and the grid-return alarms really mean.
Read: Felicity Inverter Error After a Power Cut? What It Means →Inverter cutting out on hot afternoons? Error 18, T-REX 35/F35, E-CHO E12/E13, MPPT 87 and battery C09 — the official Felicity heat codes and their fixes.
Read: Felicity Inverter Overheating? Error 18 & Heat Codes →