Next-generation LFP battery 'BT500-4S1P'

Achieves lightweight, large capacity, and safe design. Active in a wide range of fields from industry to leisure.

The "BT500-4S1P" is a lithium battery characterized by multiple protections provided by our proprietary BMS and a robust design. Compared to lead batteries, it achieves an overwhelming performance difference with less than half the weight, more than double the capacity, and over three times the lifespan. It can be operated with zero maintenance, making it particularly effective in situations where power reliability is essential. It is widely used in applications such as ships, camper vans, and renewable energy. *For more details, please refer to the PDF document or feel free to contact us.*

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basic information

Specifications Type: Lithium-ion battery, Lithium iron phosphate Nominal Voltage: 12.8V Nominal Capacity: 25Ah Nominal Power: 320Wh Voltage Range: 11.2–14.4V Maximum Charge Current: 25A Maximum Discharge Current: 25A / Continuous 60A/10Sec Recommended Charging Conditions: Charging Voltage 14.4V Charging Current 2.5A (0.2C) BMU Protection Functions: Overcurrent protection, Short circuit protection, Overvoltage protection, Over-discharge protection, Battery temperature protection, Cell balance control BMU Self-consumption Current: Operating: Below 30mA, Switch OFF: Below 10uA Communication Function: RS232C or CAN Total voltage, Cell voltage, Battery temperature, Current, Alarm Display Function: Battery level indicator: 4 LED lights, Check with push button (Flashing: ~20%, 1 light on: 20–39%, 4 lights on: 80% or more) Operating Temperature: Charging 0–45℃ Discharging -20℃–45℃ Storage Temperature: -20℃–45℃ Casing: Material: Color steel plate t=0.5 Refer to the outline drawing. Weight: Approximately 3 kg *For more details, please refer to the PDF document or feel free to contact us.*