16.8V 4S Battery Charging Protection Circuit Board

Add essential battery-management protection to compatible rechargeable power projects with this 4S battery protection board. Designed for 16.8V four-series battery configurations, this compact PCB uses MOS components to help manage charging and discharging protection in compatible battery packs. The 16.8V protection circuit board is suitable for cordless drill battery projects, repairs, and DIY electronics when matched to the correct cell chemistry and specifications.

Key Features

• Designed for compatible 4S battery pack configurations.
• Supports systems with a maximum charging voltage of 16.8V.
• MOS-based circuit design provides electronic battery protection functions.
• battery charging protection PCB is suitable for compatible rechargeable battery projects.
• Helps protect against certain abnormal charging and discharging conditions.
• Compact board format integrates into compatible battery pack assemblies.
• Useful for cordless drill battery repair and replacement projects.
• Suitable for DIY battery packs and custom electronics applications.
• Provides a practical replacement component for compatible protection circuits.
• Intended for users familiar with battery wiring and electronic assembly.

Why Choose Our 4S Protection Board?

Proper battery protection is important when building or repairing rechargeable packs. This compact cordless drill battery protection board provides a convenient 4S, 16.8V solution for compatible battery systems and DIY electronics projects.

Perfect For

Cordless drill batteries, compatible 4S battery packs, battery repairs, DIY electronics, replacement protection circuits, power tool projects, and custom rechargeable systems.

How to Use

Confirm the battery chemistry, 4S configuration, voltage, current requirements, wiring sequence, and board specifications before installation. Connect cells and charging/discharging terminals according to the board documentation. Incorrect wiring, short circuits, overheating, or incompatible cells can cause battery damage or fire; installation should only be performed by someone experienced with rechargeable battery packs.

Product Specs

Type: Battery Charging Protection Board / PCB
Configuration: 4S
Maximum Charging Voltage: 16.8V
Circuit Type: MOS Protection Circuit
Function: Charging / Discharging Protection
Application: Compatible Battery Packs / Cordless Drills
Use: Repair / Replacement / DIY Electronics
Installation: Electronic Wiring Required