Replacement 3-Pin Battery Terminal Block Connector for 18V Lithium Cordless Power Tools

Fix loose connections, intermittent shutoffs, and damaged battery mounts on your power tools with a direct replacement contact block. Designed specifically for standard 18V slide-style cordless power tool interfaces, this replacement 3-pin battery terminal block connector restores firm, seamless electrical contact between your tool and lithium-ion battery packs. The high-conductivity pure copper terminal blades provide low resistance and unrestricted current transfer, preventing voltage drops and thermal buildup during demanding drilling, sawing, and grinding jobs. Molded from flame-retardant and high-impact insulating polymer, the rugged base holds contacts rigidly in place through intense tool vibrations and repeated battery cycles. Ideal for DIY power tool repairs, custom battery adapter builds, and electric ride-on conversions, this 3-pin cordless tool terminal block gets your equipment back in action quickly.

Key Features

• Direct Fit 3-Pin Interface: Precisely matches standard 18V slide-style battery mounts and tool terminals for smooth sliding engagement.

• High-Conductivity Copper Contacts: Low-resistance metal blades transfer high operational current without voltage sag or excessive heat build-up.

• Flame-Retardant Insulating Base: Rugged polymer housing resists vibration, mechanical shock, and shop lubricants while preventing terminal shorts.

• Firm Battery Retention: Grips battery contact plates tightly to eliminate intermittent power cuts and tool stalling caused by worn blades.

• Versatile DIY Building Block: Perfect for replacing burned-out tool terminals, wiring custom battery adapters, or powering DIY workbench projects.

• Easy Solder & Wire Attachment: Heavy-duty rear metal tabs provide spacious, secure anchor points for fast wiring and solid solder joints.

Product Specs

• Compatibility: Standard 18V slide-style cordless tool and battery interfaces

• Pin Configuration: 3-Pin (+, -, and communication/temperature interface)

• Terminal Material: High-Conductivity Pure Copper with Anti-Oxidation Plating

• Base Material: High-Impact, Flame-Retardant Insulating Polymer

• Application: Tool repair, custom dock fabrication, and battery adapters

• Package Contents: 1 x 3-Pin Battery Terminal Block Connector