300A 12-48V DC Negative Side Post Battery Disconnect Switch In-Line Master Power Cutoff for Car, Marine, RV

What’s in the package

1 x Battery Switch

About this item

【Heavy-Duty Current Rating】- Engineered to handle high-current loads, this battery disconnect switch is rated for a continuous 300 Amps and a cranking current of 1250 Amps in 12V-48V DC systems. This heavy-duty master cutoff ensures reliable performance for the most demanding automotive, marine, and RV applications, providing a safe and effective way to manage and isolate high-power electrical circuits.

【Direct Side-Post Battery Compatibility】- Specifically designed for GM-style side-post batteries, this battery isolator switch offers a direct and secure fit. It connects directly to the negative battery terminal and the main negative cable, creating a clean and simple power cutoff point. This direct-mount kill switch design eliminates the need for cutting or modifying cables, ensuring a professional installation.

【Superior Material Construction】- This power cutoff switch is constructed with solid brass terminal blocks for maximum electrical conductivity and exceptional corrosion resistance. The kit includes two SAE 3/8"-16 stainless steel screws and nickel-plated steel washers to ensure a secure, vibration-proof, and lasting connection. The main body is molded from a high-strength, flame-retardant ABS plastic for enhanced durability and safety.

【Intuitive Rotary Control】- This manual disconnect switch features a simple-to-use rotary knob with clear ON/OFF positions. The knob displays a green indicator for ON and red for OFF, allowing for quick, at-a-glance confirmation of the power status. A simple turn is all it takes to completely connect or disconnect the battery circuit, preventing unwanted battery drain and providing an effective anti-theft measure.

【Broad System Application】- This universal battery kill switch is suitable for a wide range of 12V, 24V, and 48V DC systems. It is the perfect solution for preventing battery drain during storage in cars, boats, RVs, campers, trucks, tractors, and ATVs. It serves as a critical safety and battery preservation device for nearly any vehicle.

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