- Dual Purpose Use: This LiFePO4 lithium battery delivers 600CCA to start vehicle engines. It also provides a 30Ah capacity to power Bluetooth earbuds, smartphones, smartwatches, trolling motors, fish finders, and more
- BMS Protection: Equipped with a dynamic BMS, this deep cycle LiFePO4 lithium battery provides secure operation with overcharge, over-discharge, overcurrent, short circuit, low-temperature, and high-temperature protection
- Bluetooth Support: This lithium car starter battery supports Bluetooth connectivity for real-time app monitoring of capacity, voltage, current, power, cycles, temp, and BMS status. Plus charge/discharge switch and current/voltage calibration control.
- ERM Function: The lithium car starting battery automatically preserves 10%–15% power to ensure reliable engine starts. It helps avoid situations where deep discharge leaves insufficient energy to crank the engine
- Battery Size Fitment: This Group 47 lithium marine cranking battery measures 9.62 x 6.89 x 7.48 (244 x 175 x 190 mm). Please measure your old battery and compare it to ensure compatibility. Any original battery larger than these dimensions will fit
- Item Model Number
- Duble EV12-30
- Battery Capacity
- 30 Ah
- Cold Cranking Amps (CCA)
- 600 CCA
- Nominal Voltage
- DC 12.8V
- Nominal Power
- 384 Wh
- Standard Charging Voltage
- DC 13.6–13.8V (Recommended), DC 14.6V (Maximum)
- Discharge Cut-Off Voltage
- DC 10V
- Standard Charging Current
- 15A
- Maximum Continuous Discharge Current
- 30A
- Peak Discharge Current
- 720A/2S
- BCI Size
- Group 47, 9.62 x 6.89 x 7.48 in / 244 x 175 x 190 mm
- Terminal
- AT / M8
- Waterproof Rating
- IP67
- BMS
- 150A BMS
- Cycle Life
- 4000 Cycles (80% DOD)
























































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