Stop unwanted battery drain with Battery Doctor's patented Knife Switch for Top Post Batteries. It's easy to install and simple to use. Simply mounts on negative side battery terminal and flip the switch to quickly disconnect battery. Rated 250 amps continuous and 750 amps surge at 12 volts.
Stop unwanted battery drain with Battery Doctor's patented Knife Switch for Top Post Batteries. It's easy to install and simple to use. Simply mounts on negative side battery terminal and flip the switch to quickly disconnect battery. Rated 250 amps continuous and 750 amps surge at 12 volts.
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| Seller | SKU | MOQ | In stock | Multiple | Prices |
|---|---|---|---|---|---|
![]() Home Depot | 202931972 | 1 | -2 | 1 @ $23.99 | |
| 4NGT8 | 1 | -2 | 1 | 1 @ $80.00 | |
| Auto Parts Warehouse | WIR20138 | 1 | -2 | 1 | 1 @ $18.95 |
| JC Whitney | WIR20138 | 1 | -2 | 1 | 1 @ $18.95 |
![]() iboats.com | IB00619890 | 1 | -2 | 1 | 1 @ $43.28 |
| G2699243 | 1 | 212 | 1 | 1 @ $26.79 | |
![]() simsupply.com | ZO-G2699243 | 1 | 42 | 1 | 1 @ $37.68 |
| WIR20138 | 1 | 1 | |||
![]() Zoro | G302480255 | 1 | 1 | 1 @ $49.59 | |
![]() Zoro | G0431427 | 1 | 1 | 1 @ $50.76 | |
![]() National Supply Network | 43279421 | 1 | -2 | 1 | 1 @ $60.69 |
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Battery Doctor 20138 Battery Disconnect Knife Switch for Top Post Terminal – 12v Battery Kill Switch for Negative Post – Perfect for Saving Car Battery - Made In USA
Brand: Battery Doctor
Listing
| Binding | Automotive |
|---|---|
| Product group | Automotive Parts and Accessories |
| Product type | ELECTRONIC_SWITCH |
| Model | 20138 |
| Part number | 20138 |
| Items per pack | 1 |
| Label | Battery Doctor |
| Manufacturer | Battery Doctor |
Battery Disconnect Switch, Top Post, 5/8In
Brand: Battery Doctor
Details
- Auto & Truck Maintenance
- Country of manufacture: United States
- Manufacturer: BATTERY DOCTOR
Listing
| Binding | Automotive |
|---|---|
| Product group | Automotive Parts and Accessories |
| Product type | ELECTRONIC_SWITCH |
| Model | 20138 |
| Part number | 20138 |
| Items per pack | 1 |
| Label | BATTERY DOCTOR |
| Manufacturer | BATTERY DOCTOR |
Battery Doctor - 20138, Knife Switch For Top Post Batteries - Lot of 3
Brand: Battery Doc
Catalog
| Category | Automotive |
|---|---|
| MPN | 20138 |
| UPC | 10054201384 |
| EAN | 10054201384 |
| Product group | Automotive Parts and Accessories |
| Product type | AUTO_PART |
| Manufacturer | Battery Doctor |





