Engine Kits

Wirthco Knife-Blade Battery Switches & Battery Disconnects

Knife-Blade Battery Switches and Battery Disconnects

Wirthco Battery Doctor's patented knife-blade style battery switches are easy to install and simple to use.

Knife-Blade Battery Switches and Battery Disconnects have many different mounting options and switch directions allow you to add these disconnects to any battery.

These quick and easy battery disconnects help you.

  • Stop unwanted battery drain
  • Prevent theft
  • Improve the safety of stored vehicles

Wirthco Knife-Blade Battery Switches and Battery Disconnects are rated for 250 amps continuous and 750 amps surge at 12 volts.




This product is in the following categories:

HomeLighting and ElectricalBattery & Fuse Block AccessoriesKnife-Blade Battery Switches & Battery Disconnects

Manufacturer:

WirthCo

Part #: 20108

Top mount, for top post batteries, low profile horizontal operation. opens and closes horizontally where clearance above battery is limited.
Price: $30.96
Quantity:

Part #: 20109

Top mount, for top post batteries to post with stud, low profile horizontal operation. opens and closes horizontally where clearance above battery is limited
Price: $33.06
Quantity:

Part #: 20128

Side Terminal Battery Disconnect is designed for use on side terminal batteries on cars and trucks. Provides 3/8-16 bolt for receiving standard eyelet cable connector
Price: $30.96
Quantity:

Part #: 20138

Top Post for top post batteries, low vertical operation. This is a top mount Knife Switch opens vertically, and recommended to mount on negative battery post
Price: $30.96
Quantity:

Part #: 20148

Top Post with Stud. This switch is recommended to be mounted on negative battery post. Easy to reach and operate.
With 5/8" diam. post, plus 5/16-18 threaded stud and wing nut for accommodation of a variety of versatile wire leads and extra connections. Carries 250 amps continuous and a maximum surge of 750 amps
Price: $33.06
Quantity:

Part #: 20168

Post To Eye for top post batteries, vertical operation. With 5/16-18 bolt for receiving eyelet cable connectors. Switches recommended to mount on negative battery post
Price: $30.96
Quantity:

Part #: 20188

Knife Switch: In-Line Remote Mount (Eye To Eye) Surface Mounted. For concealed installations, where battery box space is limited, or in space restricted areas. Great for tricky space problems, theft deterrence, and convenience
Price: $30.96
Quantity:

Part #: 20198

Knife Switch: In-Line Remote Mount (Post To Eye) Surface Mounted. For concealed installations, where battery box space is limited, or in space restricted areas. Great for tricky space problems, theft deterrence, and convenience
Price: $30.96
Quantity:

Part #: 20208

Top mount, for top post batteries to post, DOUBLE POST ACCESSORY SWITCH Allows uninterrupted power to vehicle while switch controls power to accessory equipment
Price: $35.00
Quantity:

Part #: 20218

Knife Switch: 1-Blade 2-Way dual-battery switches Allows use of one battery for accessories while reserving second battery for starting. Selected battery is connected to provide power and receive charging from vehicle; non-selected battery remains idle
Price: $37.10
Quantity:

Part #: 20228

Knife Switch: 2-Blade 2-Way dual-battery switches Allows use of one battery for accessories while reserving second battery for starting. Selected battery is connected to provide power and receive charging from vehicle; non-selected battery remains idle
Price: $39.20
Quantity:

Part #: 20238-7

Knife Switch: Double 2-Way 12/24-volt heavy equipment switch. Double-pole double-throw switch connects two 12-volt batteries either in parallel for maximum current and charging, or in series for 24-volt starting power
Price: $153.22
Quantity: