Battery Doctor 20128 Battery Disconnect Knife Switch for Side Terminal – 12v Battery Kill Switch for Negative Post – Perfect for Saving Car Battery and GM-Type Batteries - Made in USA

★★★★★ 4.1 58 reviews

$27.27
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$27.27
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 216285816 Release Date 2026/04/19 List Price $10.91 Model Number 216285816
Category

Stop unwanted parasitic power draw with our patented Battery Disconnect Knife Switches. It is perfect for mounting on a negative battery side post to disconnect the ground and battery. Easy to install and use. A fast and effective way to extend the life of your batteries. Great for cars, RV, ATV, UTV, trucks, boats, campers, and other power disconnect purposes.

  • PROLONG BATTERY LIFE: Stop parasitic drain to save money on battery replacement; Ideal for GM-type batteries.
  • INCREASED SAFETY: Prevent vehicle theft; Shut down power during maintenance and avoid electrical fires
  • EASY TO USE: Open the knife and cut-off power; Has 3/8-18 bolt for receiving eyelet cable connector
  • COMPATIBLE: Use on cars, RV, ATV, UTV, trucks, boats, campers, and other power disconnect purposes
  • TOP QUALITY: Made in the USA; 250 amps continuous and 750 amps surge at 12 volts. 3-1/4"W x 3-3/4"L x 1-1/2"H
Brand WirthCo
Model WirthCo
Exterior Machined
Lift Type OFF-NONE-ON
Item Weight 0.8 ounces
Manufacturer WirthCo
OEM Part Number 20128
Item model number 20128
Product Dimensions 5.9 x 4.2 x 1.5 inches
Manufacturer Part Number 20128
Is Discontinued By Manufacturer No

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58 ratings | 24 reviews
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