Car Battery Isolator Switch 12v-24v Pure Copper Car Battery Power Cut-Off Switches Breaker Car Battery Disconnection Switch for Cars Truck RV Marine and Boat, Anti-Theft & Power Failure Protection (1)

Why it's a great deal

• Alloy Copper-Plated Heavy-Duty Construction: This battery isolator switch 12v heavy duty is made of high-quality alloy copper-plated material and brass, featuring excellent conductivity, minimal power loss and long durability. As a professional car battery disconnect switch, it ensures stable current transmission even under harsh working conditions, effectively avoiding circuit faults caused by poor contact.

• 12V-24V Wide Compatibility: The battery isolator switch 12v supports 12V/24V voltage systems, with a rated current of 250A and an instantaneous current of 1000A, suitable for cars, trucks, RVs, boats and other equipment. Designed exclusively for 16mm/0.63in battery negative terminals, the car battery cut off switch 12v enables precise power control, prevents battery drain and overcharging, significantly extends battery life.

• Tool-Free Easy Installation & Operation: The car battery power off switch adopts a user-friendly rotary design, allowing quick installation and operation without tools. Lift it 90° to cut off power and press it 90° to restore power, suitable for both professional mechanics and DIY enthusiasts.

• Multi-Layer Safety Protection Design: The car battery disconnection switch integrates multiple safety protections, effectively preventing electric leakage and short circuits, protecting vehicle electrical components from damage, and eliminating power loss risks. The heavy-duty structure ensures stable operation in various environments such as land and marine. It provides power-off anti-theft protection during long-term parking, enhances the safety performance of the battery terminal isolator, and ensures stable circuit system operation.

• Universal Application Scenarios: The product is compatible with cars, SUVs, trucks, RVs, trailers, yachts and other equipment, seamlessly covering land and marine scenarios. As a core battery isolator switch, it optimizes the efficiency of the vehicle's electrical system, maintains optimal battery performance, and is an ideal backup or replacement part for various 12V/24V battery systems. The full set includes a switch, a tightening wrench and a shim.