BMS-Bike Self-Start BMS 4S 500A LiFePO4 High Peak Cranking Protection Board

Specification
• Battery Type: LiFePO4 (3.2V cells)
• Series Configuration: 4S (12V System)
• Continuous Discharge Current: 40A
• Peak Start Current: Up to 500A (Short Burst)
• BMS Model: YHZX-QD655-500A
• Charge / Discharge Port: Common Port (P-)
• Protection Functions: Overcharge, Over-discharge, Overcurrent, Short Circuit
• Balance Support: External / Optional Active Balancer Compatible
• Application Voltage: 12V LiFePO4 Battery Packs
• Use Case: Engine Self-Start High Current Demand
Description
The 4S 500A Bike Self-Start BMS is specially designed for 12V LiFePO4 motorcycle batteries that require extremely high cranking current during engine start. It supports up to 500A peak current for short durations, ensuring reliable and instant self-start performance. With stable MOSFET design and essential safety protections, this BMS protects the battery from overcharge, deep discharge, and short-circuit conditions while maintaining compact size for bike battery packs. Ideal for performance and daily-use motorcycles.
Application
• Motorcycle LiFePO4 Self-Start Battery Packs
• 12V Bike Lithium Conversion Batteries
• High Cranking Current Engine Start Systems
• Custom LiFePO4 Bike Battery Builds
• Small Engine and Power Sports Applications