The Best Automotive Replacement Battery Switches of 2023

Compatible: with a long bolt, used for side post terminal, battery side post with 3/8" hole only, recommended to mount on NEGATIVE battery post, DC 12V-24V system, 200A continuous and 600A momentary at DC 12V, on/off 2 position.

Convenience: knife blade type, easy to install & simple to use. Lift the knife, then power will cut.

Heavy Duty: solid brass made, rust and corrosion resistant, durable made for safety use.

Purpose: used for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.

Used for GM side post batteries or other batteries which have a 3/8" side post terminal, also used for electrical equipment.

Simple Operation:Switch on = Power; Switch off = No power.Rating: 275A DC Continuous (1hr), 455A DC Intermittent (5 min), 1250A DC Cranking (10 sec); Stud Size: 2x3/8" (10mm)

Durable Material: This battery disconnect switch is made of ABS plastic housing, tinned copper studs and nuts.Come with 4 stainless steel mounting screws and caps to help fix the switch tightly. 4 Removable side plates provided access for battery cables

Safety Protection:battery shut off switch can disconnects the battery safely, protect batteries from excessive drain when vehicle or boat is not in use

Great Compatibility:This battery quick disconnect is used for DC 12 - 48V systems to isolate and secure the electrical system, can stand alone or be locked together with other switch, simple and economical way to separate batteries.

Wide Application:universal used not only for Car, Van, Caravan, RV, Truck, Marine Boat, but also electrical equipment's switch, such as flashing light, chassis light, fog light, dome light.

Ideal for car, truck, boat or RV battery

Twist of knob disconnects power

Easy Installation

You will receive: the package comes with 3 pieces top post battery disconnect switches, enough quantity to satisfy your daily application and replacement, bringing convenience to your life, brass alloy made, rust and corrosion resistant, durable construction for safety use

Multiple purposes: the terminal link quick switches are applied for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely

Convenient to switch on and off: disconnect or connect battery by twisting the knob of the auto replacement battery switch a few turns, and also you can take the knob off to prevent vehicle theft, which is much easier than taking the battery cable off each time

Easy to install: it only takes 5 steps to install; 1. make sure the negative battery post and battery clamp (original battery connector) clean before installation; 2. tighten the knob; 3. remove the negative cable from battery; 4. install the disconnect switch on the battery post; 5. install the cable on the stud end of the disconnect switch

Wide application: the battery master switches are compatible with most car, vehicle, RV and boat batteries which have a standard 15-17 mm cone top post terminal, also applied for electrical equipment, meeting you a plenty of using requirements

STURDY & FULLY ENCLOSED SHUT OFF SWITCH: The Heavy Duty Cut Off Switch is made of ABS plastic housing and copper tin plating inner stud. Fully enclosed design to protect wiring from dirt, corrosion, and rain. This is the best choice in harsh ocean conditions.

COMPATIBILITY & SAFETY: This Battery Kill Switch Used for DC 12 - 48V systems to isolate and secure the electrical system; eliminate any power draw from the battery when vehicle is not in use, disconnects the battery safely; provide a reliable way to shutdown electrical power during maintenance and protect batteries from excessive drain.

EASY TO OPERATE: On/Off 2 position, Suitable for various 12 V/24 V/48 V systems. Current voltage: rating at 275 A continuous (1 hour) at 48 V DC and 1000 A for 5 seconds. Clockwise to turn on , counter clockwise to turn off.

WIDELY APPLICATION: Battery isolator switch is universal used for RV, Marine, Car, Boat, Camper, Travel Trailer, Truck, ATV, UTV battery and other engine application, makes it an effortless job of turning the battery on and off.

PACKAGE INCLUDE: Equiped with 1* Battery Switch, 4 Pcs Mounting Bolts, 4 Pcs 2*3/8 Copper Ring Terminals, 4 Pcs Heat Shrink Tubings and a hex wrench, which can provide great convenience for your installation. If you have any questions,please contact us via email. We are always here to support you.

【High Quality】A ABIGAIL Top Post Knife Blade Master Switch is made of Heavy Duty solid brass which is rust and corrosion resistant, durable made for safety use.

【Operation】On/Off 2 position, Battery negative pole 15.5mm-17mm, DC 12V-24V system, 250A continuous and 750A momentary at DC 12V.

【Application & Easy to Use】Battery NEGATIVE post only, Widely used for Car, Vehicle, RV, ATV and Boat batteries, also used for electrical equipment. Vertical knife blade type, easy to install & simple to use.

【Function】 used for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.

【100% satisfaction guarantee】If you have any issues with our Battery Disconnect Switch, simply contact customer service for troubleshooting help, parts, replacement, or refund. Our aim is to make you satisfy the parts and the service we provide for you.

Withstand Current: 400A

Aperture: 17mm

Suitable Battery Terminals: 16 ~ 17mm.

Deters Theft and Unwanted Battery Drain

Ideal for Cars, Boats, Trucks, RVs and More

Compatible: used for top post terminal, 15-17 mm cone / tapering battery NEGATIVE post only, DC 12V-24V system, 200A continuous and 600A momentary at DC 12V, on/off 2 position.

Convenience: vertical knife blade type, easy to install & simple to use. Lift the knife, then power will cut.

Heavy Duty: solid brass made, rust and corrosion resistant, durable made for safety use.

Purpose: used for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.

Used for Car, Vehicle, RV and Boat batteries which have a standard 15-17 mm cone top post terminal, also used for electrical equipment.

Heavy Duty: ABS plastic housing, durable made for safety use, rear cover insulates terminals against any short of circuits, equipped with 4 sets of bolts.

Operation: On/Off 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V.

Compatible: used for DC 12 - 48V systems to isolate and secure the electrical system, can stand alone or be locked together with other switch.Its purpose is to eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.

Widely used for car, marine boat, RV, camper, travel trailer, truck, ATV, UTV, battery banks and other devices.

Package include:1x On/Off battery switch,4 bolts incuded.

【COMPATIBLE】This knife blade battery disconnect switch works well for RVs, marine, cars, boats or UTV- all standard car electric system as long as the battery has 15-17mm cone/tapering battery negative post. Only mount on NEGATIVE POST

【TOP MOUNT】Fit for top post terminal with 15-17mm cone, DC 12V-24V system, 250A continuous and 750A crank at DC 12V, on/off 2 position, operate vertically

【HIGH-QUALITY】Our battery kill switch is made of solid brass and copper. It features superior performance and good conductivity. It also can be used in marine and corrosive environments and keeps your battery far away from rust and corrosion

【EASY TO USE】Knife blade type, easy to install & simple to use. When you are not using the car or it is stored for long periods, just simply raise the lever to disconnect the battery from the car. You can adjust this battery switch through the bottom of the screw, into a vertical knife switch or a horizontal knife switch

【INSTALLATION】 Firstly, disconnect the battery cables from the battery, always disconnect the negative cable first followed by the positive cable. Attach the battery disconnect to the negative battery terminal and tighten but do not overtighten. With the lever on the switch continuously open, connect the negative battery cable you removed from the battery to the opposite end of the disconnect switch. Make sure you have a good connection