DCB200 PCB Protection Board & 5x21700 Battery Case Set for DeWalt 18V 20V MAX

Rebuild, repair, or custom-assemble high-capacity power tool battery packs with this Complete DCB200 5x21700 Battery Housing & PCB Protection Board Set. Designed specifically for DeWalt 18V/20V MAX DCB200 series battery platforms, this upgrade kit is engineered to fit five high-drain 21700 lithium-ion cells for maximum energy density, extended runtime, and superior power discharge. The included Battery Management System (BMS) circuit board actively regulates cell performance, providing essential safeguards against overcharging, deep discharge, short-circuiting, over-current, and thermal runaway. Forged from flame-retardant, high-impact ABS polymer, the durable shell features internal cell spacer brackets, nickel contact plates, a spring-loaded release latch, and an LED battery level indicator cutout window for a clean, professional build.

Key Features

• DeWalt 20V MAX Platform Fitment: Precision-molded to fit DeWalt 18V/20V MAX tools, chargers, and docks smoothly (DCB200 series).

• 5x21700 High-Output Cell Matrix: Custom-engineered internal space securely holds five high-capacity 21700 lithium cells for increased power density.

• Integrated PCB BMS Protection Board: Smart electronic circuitry guards connected cells against overcharge, over-discharge, short circuits, and thermal risk.

• Rugged ABS Outer Casing: Flame-retardant, high-impact plastic housing shields internal components from job site drops, dust, and vibration.

• Built-In Battery Level Indicator Support: Includes cutout and bracket mounting for visual LED charge status indicators.

• Complete DIY Repair Hardware: Comes complete with top and bottom plastic shells, 21700 cell holders, nickel connector strips, terminal block, and screws.

Why Choose Our DeWalt 21700 Battery Housing & PCB Kit

Scrapping good lithium cells due to a damaged outer casing or tripped circuit board is wasteful and expensive. This complete battery replacement housing kit combines rugged ABS drop resistance, high-output 21700 cell capacity, comprehensive BMS electronic safety monitoring, exact DeWalt 20V MAX dock fitment, and easy DIY assembly—giving your power tool batteries, cordless workshop equipment, and custom battery rebuilds an instant commercial-grade upgrade.

Perfect For

• Replacing cracked, melted, or scratched battery housings on DeWalt 18V/20V MAX DCB200 series battery packs

• Rebuilding expired power tool batteries using high-performance 21700 lithium-ion cells

• Electronics hobbyists, battery repair technicians, and woodworkers building custom battery power banks

• Extending the service life of expensive DeWalt 18V/20V MAX cordless tool battery inventories

Specifications

• Type: DCB200 5x21700 Lithium Battery Housing & PCB BMS Protection Board Set

• Cell Capacity: Holds 5x 21700 Lithium-Ion Battery Cells

• Compatibility: DeWalt 18V / 20V MAX Series Lithium-Ion Battery Platform (DCB200)

• Protection Features: Overcharge, Deep Discharge, Over-Current, Short Circuit, Thermal Safeguards

• Materials: High-Impact Fire-Retardant ABS Polymer & Copper-Padded PCB

• Ideal Uses: Battery Pack Rebuilding, Housing Replacement, 21700 High-Output Pack Repair