Rekoser Lithium (LiFePO4) battery. Lithium Iron Phosphate (LiFePO4) Battery offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery. About 40% of the weight of a comparable lead acid battery. RKL is a 'drop in' replacement for lead acid batteries. BMS built-in.
| Specifications | ||||
|---|---|---|---|---|
| Nominal Voltage | 25.6V | |||
| Capacity (25ºC) | 20AH | |||
| Energy | 512Wh | |||
| Internal Resistance | ≤100 mΩ @ 50% SOC | |||
| Cycle Life | >2000 cycles @1C 100%DOD | |||
| Self Discharge | 3% of capacity declined per month at 25°C | |||
| Eficiency of Charge | 100% @0.5C | |||
| Eficiency of Discharge | 96~99% @1C | |||
| Charge Voltage (25°C) | 29.2±0.2V | |||
| Charge Mode | 0.2C to 29.2V, then 29.2V,charge current to 0.02C (CC/CV) | |||
| Charger Current | 4A | |||
| Max. Charge Current | 15A | |||
| Charge Cut-off Voltage | 31.2V±0.2V | |||
| Continuous Discharge Current | 20A | |||
| Max. Discharge Current | 85A(<3s) | |||
| Discharge Cut-off Voltage | 20V | |||
| Charge Temperature | 0 °C to 45 °C (32F to 113F) @60±25% Relative Humidity | |||
| Discharge Temperature | -20 °C to 55 °C (-4F to 140F) @60±25% Relative Humidity | |||
| Storage Temperature | -5 °C to 35 °C (32F to 104F) @60±25% Relative Humidity | |||
| Water Dust Resistance | IP56 | |||
| Dimensions and weight | ||||
|---|---|---|---|---|
| Dimensions (mm) | 198x166x176(176) | |||
| Weight (kgs) | 5.8 | |||
| Construction | ||||
|---|---|---|---|---|
| Cell (Method) | ||||
| Case | ABS IP65 | |||
| Terminal Type | M8 | |||
| Protocol (optional) | ||||
| SOC (optional) | ||||