shenzhen Coslight power technolohy Co.,ltd
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| Item | Condition / Note | Specification |
| 2.1 Capacity | Nominal charge / discharge at 25℃ | 280Ah |
| 2.2 Nominal Voltage | Average for nominal discharge | 3.2 V |
| 2.3 Operating Voltage Range | 0%～100% SOC | 2.50 ~ 3.70 V |
| 2.4 Nominal Charge | Constant current Constant voltage End condition (Cut off) | 0.5 C/ 3.70 V 1 A |
| 2.5 Charge Current (25℃) | Fast Continuous Charge current | (1 C) |
| | Max Continuous Charge Current | (1 C) |
| 2.6 Nominal Discharge | Constant current End voltage(Cut off) | (0.5 C) 2.50 V |
| 2.7 Discharge Current (25℃) | Max Continuous Discharge Current | (3C) |
| 2.8 Weight | / | 1.22±0.03 kg |
| 2.9 Operating Temperature &Humidity | Charge | 5 ~ 45℃, ≤85%RH |
| | Discharge | -20～60 ℃, ≤85%RH |
| 2.10 Storage Temperature | ≤1M | -20 ~ 60℃, 50%SOC |
| | ≤3M | -20 ~ 45℃, 50%SOC |
| | ≤12M | -20 ~ 25℃, 50% SOC After every tree months, 100% DOD is needed before recharged to 50% SOC |
| Overall Dimensions(mm) | Thickness*Width*Height | custom-made |
| | Cell height with terminals | custom-made |
| | Distance between terminals | Symmetry |
| | Center distance of the terminals | custom-made |
| | Terminal position | Symmetry |
| | Terminal Length*Width*Height | (Φ6±0.05)*( 8±1) |
| | Flatness of terminals | <0.25 |
| | Length * width of OPSD | Φ11±0.05 |
