5S 3MOS 18V 21V Lithium Battery Charging Protection Board with Temperature Protection

Keep your power tools running reliably with a lithium battery protection board designed to support safer battery pack operation. This 5S 3MOS BMS board is intended for compatible 18V and 21V lithium-ion power tool battery packs. Featuring temperature protection and battery charging management, it helps protect your battery system during everyday use. Ideal for DIY enthusiasts and battery repair technicians, this compact replacement component offers a practical solution for battery maintenance and rebuilding.

Key Features

• 18V 21V battery protection board designed for compatible 5-series lithium-ion battery packs.

• Temperature protection circuit helps reduce risks associated with overheating.

• 3MOS circuit design supports battery charging and discharging management.

• Compact PCB construction fits compatible battery pack assemblies.

• Suitable for replacing damaged protection boards during battery repairs.

• Designed for DIY battery maintenance and power tool battery rebuilding.

Why Choose Our 5S 3MOS Battery Protection Board?

Unlike basic replacement circuit boards, this model incorporates temperature protection for additional battery monitoring. Its 5S configuration and 3MOS design make it a practical choice for compatible lithium-ion battery repairs. Restore essential battery management functions without replacing an entire battery pack when the protection board is the source of the problem.

Perfect For

• DIY lithium-ion battery pack repairs

• Cordless power tool battery maintenance

• Replacing damaged battery protection circuits

• Electronics technicians and repair workshops

• Compatible 18V and 21V battery rebuilding projects

Product Specifications

• Product Type: Battery Charging Protection Board

• Battery Type: Lithium-Ion

• Configuration: 5S

• MOS Design: 3MOS

• Rated Battery Voltage: 18V

• Maximum Charging Voltage: 21V

• Protection Feature: Temperature Protection

• Application: Compatible Power Tool Battery Packs

• Quantity: 1 Piece

Restore Your Battery's Essential Protection

Give your compatible battery pack the attention it deserves. Choose this 5S 3MOS Battery Protection Board for practical repairs and dependable battery management. Order yours today and take the next step toward restoring your power tools.