Knife-Blade Battery Switches

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Our patented Battery Doctor® switches are easy to install and simple to use.

All of Our Knife-Blade Switches:

  • Mount on Negative Battery Top Post, Some Side Post & Remote Mounted Applications. 12 Volt Battery Application Only.
  • Disconnect Batteries Quickly and Easily
  • Stop Unwanted Battery Drain
  • Help Prevent Theft, Tampering and Unauthorized Use
  • Improve Safety and Security of Stored Vehicles, RVs and Seasonal Equipment
  • Are Rated 250 Amps Continuous and 750 Amps Surge at 12 Volts