Features
- Lithium iron phosphate core, mature technology, high safety, 100% DOD for normal use,Charge and discharge for more than 2000 cycles
- Perfect replacement for lead-acid batteries, 40-50% lighter and maintenance-free
- Built-in lithium protection against overcharge, overdischarge, overcurrent and overtemperature
- Wide operating temperature range: -20°C to 60°C
- Support for series use (subject to technical guidance from the manufacturer)
Application Scenarios
- Solar street lights and lighting systems
- Electric two-wheelers, three-wheelers, low-speed vehicles
- Sightseeing vehicles, golf carts
- Energy storage systems for photovoltaic, wind, hydroelectric, household etc.
- UPS back-up power supply
Specification
| Nominal voltage | 12.8V |
| Rated capacity | 54Ah@0.2C |
| Capacity | 691.2Wh |
| Internal resistance | ≤55mΩ |
| Cycle life | 2000 times (0.2C/100% DOD charge/discharge cycle |
| until capacity decay to 70%) | |
| Self-discharge rate | ≤3.5%/month (25±5°C) |
| Charge limit voltage | 14.6±0.2V |
| Charging method |
0℃~45℃, constant current 0.2C5A charge to 14.6V,
then constant voltage 14.6V charge until
the current is reduced to 0.02C5A and then stop.
|
| Charging current | 10A |
| Maximum charge current | 25A |
| Discharge cut-off voltage | 10.0V |
| Discharge current | 10A |
| Max. continuous discharge current | 50A |
| Charging temperature | 0℃~45℃ (40-75% humidity) |
| Discharge temperature | -20°C~60°C (40-75% humidity) |
| Storage temperature | 0℃~45℃ (40-75% humidity) |
| Waterproof and dustproof rating | IP55 |
| Internal combination method | IFR32700/6000mAh，4S9P |
| Case material | ABS |
| Case material | M6 screw |
| Dimensions (L/W/H) |
229*138*212*217mm
(including total height of terminal block)
|
| Weight | about 6.7Kg |