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Master Battery Cutoff Disconnect Switch and Battery Cable Couplers

Energizing Solutions to satisfy your race car electrical needs

Pro-werks Master Battery Cutoff / Disconnect Switch, 175 Amp Continuous

Pro-werks Billet Aluminum Master Battery Cutoff / Disconnect Switch Lever with Locking Screws

Pro-werks Master Battery Cutoff / Disconnect Switch with Lever, Rod, and Tee Handle, 175 Amp Continuous

Pro-werks Quick Disconnect Battery Coupler Kit, 175 Amp, 600 Volt

Pro-werks Quick Disconnect Battery Coupler, 175 Amp, 600 Volt

Pro-werks Quick Disconnect Battery Coupler Dust Cover

Pro-werks Quick Disconnect Battery Coupler Pull Handle

Pro-werks Remote Battery Terminals, Rated For 6 To 36 Volts, Pair

Master Battery Cutoff Disconnect Switch and Battery Cable Couplers

Race Car Battery Disconnect Switches & Battery Cable Couplers — Mandated Safety Equipment for NHRA, NASCAR & SCCA

Battery disconnect switches are required safety equipment for virtually every sanctioned racing series — and a smart addition to any performance vehicle. The Chassis Shop carries the complete Pro-Werks lineup of master cutoff switches, remote activation levers, quick-disconnect battery couplers, and remote battery terminals to keep your electrical system safe, compliant, and race-ready.

 

Master Battery Cutoff / Disconnect Switches — 175 Amp Continuous, Sanctioning Body Approved

When spliced into the positive battery cable, the Pro-Werks master cutoff switch positively shuts off all electrical current — rated at 175 amps continuous. Required by most sanctioning bodies. Available as a standalone switch or as a complete kit with lever, remote rod, and tee handle.

 

Billet Aluminum Disconnect Switch Lever — Remote Activation via Cable or Linkage

The Pro-Werks billet aluminum battery cutoff switch lever (C72-026) is CNC-machined and silver anodized for durability. Dual 1/4" diameter holes allow for different activation ratios or multiple cable and linkage connections. Includes stainless steel locking screws. Fits the Pro-Werks C72-025 switch and Cole Hersee-style battery disconnect switches.

 

Quick Disconnect Battery Couplers — 175 Amp, 600 Volt, Up to 1/0 AWG

Pro-Werks quick-disconnect battery couplers provide a fast, secure connection for charging or re-energizing your race car’s battery without opening the hood or accessing the battery directly. Compact bright-red design, rated 175 amps and 600 volts maximum, accepts wire up to 1/0 AWG. Measures 2-1/8"W × 3-1/8"L × 1"H. Available as a complete kit or individual components:

 

Remote Battery Terminals — 6 to 36 Volt, Inside or Outside Mounting

Pro-Werks remote battery terminals allow convenient connection to a battery charger without direct battery access. Rated 6 to 36 volts. Includes one positive (red) and one negative (black) terminal.

 

Complete Your Build

Battery disconnect switches and couplers work hand-in-hand with these related components from The Chassis Shop:

  • Levers — Pro-Werks billet aluminum control levers for remote activation of battery disconnect and safety systems
  • Access Door Kits — aeronautical-style aluminum access doors for quick access to disconnect switches through body panels
  • Cables & Cable Hardware — throttle, fuel shutoff, and system cables that complete your race car’s control and safety setup
  • Rod Ends — FK Bearing and Aurora heim joints for linkage and control systems alongside your electrical setup

Proudly Made in the USA.

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