An advanced Battery Management System (BMS) board designed for 5-series (5S) lithium battery packs, supporting 18.6V to 21V and up to a 15A continuous current. It provides ultimate protection against overcharging, over-discharging, and short circuits to ensure optimal battery lifespan and safety.

The BMS 5S 15A protection board is the ideal solution for electronic projects, cordless drills, and portable power tools powered by 5-series Li-ion battery packs (5S). Equipped with balancing/connection wires for precise and easy installation, it continuously monitors each cell to prevent safety hazards such as over-voltage, deep discharge, and short circuits, maximizing performance and reliability.

Technical Specifications

• System Type: 5-Series (5S).

• Voltage Rating: 18.6V / 21V.

• Continuous Operating Current: 15A.

• Compatible Battery Type: Lithium-ion (Li-ion).

• Protection Functions: Overcharge protection, over-discharge protection, and short circuit protection.