XJ-D444 4S 40A 12V 14.6V Motorcycle Starting BMS LifePO4 Battery
Description
- 4S 12V 40A motorcycle starting BMS
- With NTC, balanced function.
- For LifePO4 battery
- Instantaneous current: 650A 100mS and 150A 5S.
- 2 types of wiring options: spot welding and soldering, according to your needs.
| Product Name | 4S 12V 40A Motorcycle Starting BMS |
| Size | Length 65mm * Width 60mm * Thickness 4mm |
| Series | 4S |
| Current | 40A |
| Voltage | 12.8V/14.8V |
| Cell Type | LFP 3.2V/NMC 3.7V/Sodium-ion battery |
| Function | Balance, NTC |
| Function | Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance function, Temperature sensor function, Electrostatic protection, Dust Protection, Moisture Protection |
Specification:
| Test Items | Minimum | Typical | Maximum | Unit |
| Battery pack charging voltage | 14.8 | V | ||
| Charging MOS withstand voltage | 40 | V | ||
| Discharge MOS withstand voltage | 40 | V | ||
| Single cell overcharge detection voltage | 3.6 | 3.65 | 3.7 | V |
| Overcharge recovery voltage | 3.5 | 3.55 | 3.6 | V |
| Overcharge detection delay | 500 | 1000 | 1500 | mS |
| Single cell overdischarge detection voltage | 2.2 | 2.3 | 2.4 | V |
| Over discharge voltage | 2.6 | 2.7 | 2.8 | V |
| Over discharge detection dela | 500 | 1000 | 1500 | mS |
| The battery pack continues to discharge current | 40 | A | ||
| Battery pack keeps charging current | 40 | A | ||
| Self-consumption | 20 | 50 | uA | |
| Equalizing starting voltage | 3.525 | 3.55 | 3.575 | V |
| Equalizing current | 40 | - | 80 | mA |
| Output short-circuit/overdischarge/overcurrent protection recovery | After short circuit/overdischarge/overcurrent protection is removed, the load automatically recovers | |||
| Short-circuit protection delay | 160 | 200 | 240 | uS |
| Normal operating condition B- to P- internal resistance | 30 | mΩ | ||
| Maximum temperature rise of continuous 40A output current | 50 | ℃ | ||
