240A 12V Battery Isolator Kill Switch, Wireless Remote Battery Disconnect Switch, Anti-Theft Automatic Power Cut Off Switch for Car RV ATV Truck Camper Boat Kill Switch for Car with Remote

Package Contents:

1. Disconnect Switch; 2. Remote Control; 1. Manual; 1. Nut; 1. Gold Washer; 2. Silver Washers; 1. Buffer Plate Features 1. Automatic Power Off Power off below 11.9V. After automatic power off, the indicator light will be green. Before starting the ignition, press the ON button on the master control. After the main power is turned on, wait for the car system to start (approximately 5 to 30 seconds), then open the door to start the ignition. 2. Prevents Accidental Shutdown Prevents accidental shutdown: Prevents accidental pressing of the remote control function while the vehicle is in motion. This function automatically activates when the car is started and automatically disables the OFF control. If the remote control is accidentally pressed, the generator cannot charge the battery, the voltage will rise, and it may damage the special functions of the device. 3. Leakage Indicator Leakage check: This function automatically activates after the vehicle is turned off. Turn off the headlights, contour lights, and doors to check for leakage. Designed as a universal battery disconnect switch, this 12v battery isolator switch fits all 12V DC vehicles with an engine displacement of less than 4.0L, including cars, RVs, travel trailers, campers, trucks, ATVs, UTVs, boats, motorcycles, and beach cars. The included mounting hardware (nut, gold washer, silver washers, buffer plate) ensures a secure, stable connection to your battery’s negative terminal, with a precision fit for standard battery pole sizes. This remote battery isolator features 2 included wireless remotes for convenient, hood-free operation—no more opening the engine bay to cut power, perfect for quick use when parking for long periods. For added reliability, the battery cut off switch 12v retains a manual master switch for direct control, ensuring you can always access the power cut function even if the remote is lost or low on battery. The intuitive design includes clear indicator lights for all operational states (on/off, low voltage, leakage, remote lock), making this car battery isolator switch easy to use for all skill levels, no professional installation knowledge required.

• Powerful 12V Core Specs: This remote battery disconnect switch and 12v battery isolator switch delivers 240A rated current, 500A momentary surge current and ultra-low 3mA standby power consumption—perfect for steady performance of your car battery isolator switch. With a precise 11.8V±0.2V cut-off threshold, it stops unnecessary power drain and protects your vehicle’s electrical system round the clock, a must-have kill switch for all 12V auto setups.
• Intelligent Auto Cut-Off: The smart battery cut off switch 12v auto cuts power after 120s when battery voltage drops below 11.8V to save energy; when voltage exceeds 13.5V (during driving), remote control is disabled instantly, only manual operation works—eliminating accidental power off risks on the road. This car battery cut off switch also features a panel protection light for clear status reminder, making the remote battery isolator ultra-safe for daily use.
• All-Round Battery Protection: This car battery disconnect switch effectively prevents battery drain caused by long-term parking, aging circuits, forgotten lights and electronic device standby power. As a professional kill switch, it maximizes battery power storage, extends battery lifespan significantly and adds anti-theft protection by cutting the main power supply—keeping your vehicle’s battery in optimal condition and reducing replacement costs for your battery isolator switch 12v.
• Premium Durable Build: Crafted with high-quality corrosion-resistant materials and pure copper wiring for excellent conductivity, this remote battery disconnect switch works stably in -22℉ to 194℉ extreme temperatures—suitable for outdoor, off-road and marine use. The sturdy car battery isolator switch is built for long-term use, no easy damage from vibration or harsh weather, ensuring your battery cut off switch 12v performs reliably in all scenarios.
• Wide 12V Vehicle Compatibility: This 12v battery isolator switch fits most 12V vehicles with engine displacement below 4.0L, including cars, RVs, ATVs, UTVs, trucks, boats, motorhomes, trailers and motorcycles. It matches battery negative pole sizes 9–13mm and 15–17mm (note: not for small pile heads); compact dimensions 3.35"x2.34"x1.38" fit most battery compartments—please measure your vehicle’s battery pole and compartment space before purchase for a perfect fit with your remote battery isolator.

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