BATTERY DOCTOR Knife Blade Battery Switch for Top Post Batteries

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This knife blade battery switch is made to disconnect batteries quickly and easily and help prevent theft, tampering or unauthorized use. Switch mounts on the negative battery terminal. Rated 250A continuous and 750A surge at 12V DC.


  • Prevents theft, tampering, or unauthorized use
  • Mounts on the negative battery terminal
  • Rated 250A continuous - 750A surge at 12V DC