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The Top Post Knife Blade Master Switch is a heavy-duty, brass-made battery disconnect switch designed for negative top post terminals. Rated for 250A continuous and 750A max current, it supports 6V, 12V, and 24V systems across cars, trucks, RVs, boats, and trailers. Its easy vertical installation and corrosion-resistant build ensure long-lasting performance while preventing battery drain and unauthorized use.







| ASIN | B0896YT9MY |
| Actuator Type | Rotary |
| Best Sellers Rank | #6,446 in Automotive ( See Top 100 in Automotive ) #5 in Boat Battery Switches #13 in Automotive Replacement Battery Switches |
| Brand Name | COZYEHOO |
| Circuit Type | 1-way |
| Color | black |
| Compatible Devices | Car, truck, bus, RV, boat, trailer battery |
| Compatible with Vehicle Type | car, truck, bus, RV, boat, trailer |
| Connectivity Protocol | X-10 |
| Connector Type | Screw |
| Contact Material | Brass |
| Contact Type | Normally Open |
| Control Method | Touch |
| Control Type | Isolation Control |
| Controller Type | Ring |
| Current Rating | 250 A |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,152) |
| International Protection Rating | IP65 |
| Item Dimensions | 3.7 x 2.64 x 0.8 inches |
| Item Weight | 9.07 g |
| Lower Temperature Rating | 1 °C |
| Manufacturer | Lispir |
| Material Type | Brass |
| Model | gh01 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Number of Positions | 1 |
| Operating Voltage | 12 volts |
| Operation Mode | Off |
| Part Number | gh01 |
| Switch Type | Mechanical |
| Terminal | Screw |
| UPC | 740226066700 603922479048 603922479000 603922479055 |
| Unit Count | 1 Count |
| Wattage | 9000 watts |
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