| Model | BD-B-48200-1 | BD-B-48200-2 |
| Nominal Voltage | 48V | 48V |
| Nominal capacity | 200Ah | 200Ah |
| Dimensions (L*W*H) | 603*429*238mm | 603*435*245mm |
| Weight | 80KG | 80KG |
| Charging method | CC/CP | CC/CP |
| Charging current | 0.2C Standard/0.5CMax. Charging current | 0.2C Standard/0.5CMax. Charging current |
| Charge cut-off voltage | 54.6V | 54.6V |
| Discharge method | CC/CP | CC/CP |
| Discharge current | 0.5C Standard/1CMax. Discharge current | 0.5C Standard/1CMax. Discharge current |
| Discharge cut-off voltage | 42V | 42V |
| Display | LCD | LCD |
| Communication Interface | 485/232/CAN | 485/232/CAN |
| Working temperature | Charging：0-55℃，Disharging：-20-60℃ | Charging：0-55℃，Disharging：-20-60℃ |
| Storage temperature | 0-45℃（Best Operate Temperature） | 0-45℃（Best Operate Temperature） |
| Storage humidity | 5%-95% | 5%-95% |
| Shipping status | Voltage: 50-52V SOC:60%-80% | Voltage: 50-52V SOC:60%-80% |
| Maximum number of parallel connections | 16 | 16 |
