4S BMS
XJ-D031 4S 15V 40A BMS Common Port with Balance for Li-ion Battery
4S 15V 40A BMS, with balance, low self-consumption, common port, application to electric power tools, electric drills, E-bikes, portable power supply...
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Product Name |
XJ-D031 4S 40A BMS |
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Size |
120*55*9MM |
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Series |
4S |
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Current |
40A |
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Cell Type |
LifePO4/NMC/Li-ion battery |
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Function |
Overcharge protection, Over-discharge protection, Overcurrent protection, Short-circuit protection, Electrostatic protection, Dust Protection, Moisture Protection, Balance |
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Warranty |
24 Months |
| Item | Min | Typical | Max | Unit |
| Battery pack charging voltage | 15.2 | 15.4 | V | |
| The withstand voltage of the charging MOS | 30 | V | ||
| Discharge MOS withstand voltage value | 30 | V | ||
| Single-cell overcharge detection voltage | 3.8 | 3.85 | 3.9 | V |
| Overcharge recovery voltage | 3.49 | 3.79 | 3.84 | V |
| Overcharge detection delay | 500 | 1000 | 1500 | mS |
| Overdischarge detection of total voltage | 7.1 | 7.2 | 7.3 | V |
| Overdischarge recovery voltage | / | / | / | V |
| Over-discharge detection delay | / | / | / | mS |
| Continuous discharge current of the battery pack | 40 | A | ||
| Continuous charging current of the battery pack | 40 | A | ||
| Discharge overcurrent protection | / | / | / | A |
| Overcurrent protection delay | / | / | / | mS |
| Self-consumption | 30 | 40 | uA | |
| Equalizing voltage | 3.56 | 3.59 | 3.62 | V |
| Equilibrium current | 35 | 45 | 55 | mA |
| Charging temperature protection | /℃. | |||
| Discharge temperature protection | /℃ | |||
| Output short circuit/overdischarge/overcurrent protection recovery | After short-circuit/overdischarge/overcurrent protection, the load is removed and it automatically recovers | |||
| Short-circuit protection delay | 100 | 300 | 600 | uS |
| Under normal working conditions, the internal resistance is B- to P- | 20 | mΩ | ||
| Maximum temperature rise with a continuous output current of 40A | 40 | ℃ | ||
| Battery level indicator light | The first light is on (red light) ≤ 12.87±50mV; The second light is on (orange) : 12.87V±50mV-13.4V±50mV. The third light is ≥13.4V±50mV. | |||