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🔋 Power down like a pro—because your ride deserves the ultimate switch.
The Fastronix 3/8" 2 Post (SPST) Battery Disconnect Switch delivers high-current performance with a 180A continuous and 1000A intermittent rating. Designed for easy installation in a 3/4" hole or on any surface with an optional mount, it provides a reliable single-point power cutoff essential for NHRA competition and everyday vehicle safety. Crafted from durable cast zinc-aluminum with brass contacts, it supports 12V systems and is perfect for cars, RVs, and high-power accessories. With IP54 protection and optional terminal covers, it ensures long-lasting, safe operation.












| ASIN | B011EYWMDS |
| Actuator Type | Push Button |
| Best Sellers Rank | #28,680 in Automotive ( See Top 100 in Automotive ) #67 in Automotive Replacement Battery Switches |
| Brand Name | Fastronix Solutions |
| Circuit Type | 1-way |
| Color | Aluminum |
| Compatible Devices | Vehicles, Winches, Accessory Devices, High-power Electrical Systems |
| Compatible with Vehicle Type | Cars, Motorhomes, Other Vehicles |
| Connectivity Protocol | X-10 |
| Connector Type | Screw Terminals |
| Contact Material | Brass |
| Contact Type | Normally Open |
| Control Method | Remote |
| Control Type | Manual |
| Current Rating | 180 A |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,046) |
| International Protection Rating | IP54 |
| Item Weight | 3.52 ounces |
| Manufacturer | Fastronix Solutions |
| Material Type | Cast Zinc-Aluminum |
| Model | 303-001 |
| Mounting Type | Face |
| Number of Items | 1 |
| Number of Positions | 2 |
| Operating Voltage | 12 volts |
| Operation Mode | ON-OFF |
| Part Number | 303-001 |
| Switch Type | Rotary |
| Terminal | Screw |
| UPC | 638037089455 |
| Unit Count | 1 Count |
| Wattage | 2160 watts |
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