









🔋 Master your power game with Ampper’s ultimate battery switch!
The Ampper 1-2-Both-Off Battery Switch is a heavy-duty, versatile disconnect switch designed for 12V to 48V systems. It supports seamless switching between two batteries or both simultaneously, with a robust 200A continuous and 1000A momentary current rating. Built with durable ABS plastic and insulated terminals, it ensures safe, reliable power isolation for cars, RVs, boats, and other vehicles—eliminating battery drain and enhancing system security.
| Operation Mode | Off |
| Operating Voltage | 48 Volts |
| Connector Type | Screw |
| Brand | Ampper |
| Terminal | Screw |
| Item Dimensions LxWxH | 2.76 x 3.74 x 2.95 inches |
| Actuator Type | Rotary |
| Contact Material | Copper |
| International Protection Rating | IP54 |
| Number of Positions | 2 |
| Connectivity Protocol | X-10 |
| Color | 1-2-Both-Off |
| Unit Count | 1 Count |
| Manufacturer | Ampper |
| Model | Am-CBS03 |
| Item Weight | 1.6 ounces |
| Product Dimensions | 2.76 x 3.74 x 2.95 inches |
| Item model number | Am-CBS03 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | Am-CBS03 |
| Special Features | eliminate any power draw from the battery when vehicle or boat is not in use, electrical equipment's switch, used for DC 12 - 48V systems, isolate and secure the electrical system, Design for 2 batteries, 1-2-Both-Off 4 positions |
| Voltage | 12 Volts |
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