Top 10 Master Switch 12V – Automotive Replacement Battery Switches

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1. Ampper

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12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, RV and Boat On/Off, Ampper Battery Switch, Vehicle

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Ampper #ad - Copper terminal stud size: 3/8" 10 mm x 2, Rv and boat, vehicle, universal used for car, very easy to install, also electrical equipment's switch.

Compatible: used for dc 12 - 48 v systems to isolate and secure the electrical system, can stand alone or be locked together with other switch. Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely. Heavy duty: abs plastic housing, rear cover insulates terminals against any short of circuits, durable made for safety use, equiped 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.
BrandAmpper #ad
ManufacturerAmpper #ad
Height2.95 Inches
Length2.76 Inches
Weight10 ounces
Width3.74 Inches
Part NumberAm-CBS01
ModelAm-CBS01

2. A ABIGAIL

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Top Post Negative Battery Disconnect Switch 12V / 24V 250/750 Amps Knife Blade Isolator Power Cutoff Switch for Marine Car Boat RV ATV Horizontal and Vertical

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A ABIGAIL #ad - Vertical knife blade type, ATV and Boat batteries, RV, easy to install & simple to use.100% satisfaction guaranteeif you have any issues with our Battery Disconnect Switch, parts, replacement, simply contact customer service for troubleshooting help, or refund.

High qualitya 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. Application & easy to usebattery negative post only, widely used for Car, Vehicle, also used for electrical equipment. 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.

Operationon/off 2 position, battery negative pole 15. 5mm-17mm, dc 12v-24v system, 250a continuous and 750A momentary at DC 12V. Our aim is to make you satisfy the parts and the service we provide for you.
BrandA ABIGAIL #ad
ManufacturerA ABIGAIL #ad
Part NumberA5206C
ModelA5206C

3. Ampper

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Vehicle, RV and Boat Aluminium Housing, On/Off, Battery Power Cut Isolator Killer for Car, Ampper 12-24 V Master Battery Disconnect Switch

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Ampper #ad - Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely. Compatible: used for dc 12 - 24 v systems to isolate and secure the electrical system, can stand alone or be locked together with other switch.

Heavy duty: all aluminium housing, durable made for safety use. Mounts in 3/4" hole, equiped with a face plate. Operation: on/off 2 positions, 200 a continuous at DC 12V, 400 A momentary at DC 12V. Copper terminal stud size: 3/8" 10 mm x 2, vehicle, very easy to install, Rv and boat, universal used for car, also electrical equipment's switch.
BrandAmpper #ad
ManufacturerAmpper #ad
Height2.95 Inches
Length4.4 Inches
Weight0.94 Pounds
Width2.95 Inches
Part NumberAm-CBS41
ModelAm-CBS41

4. Huazu

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12-48V, High Current Battery Disconnect Switch, Huazu 200A Duty Master Battery Power Cut Isolator Kill Switch with Face Plate for Car, RV and Marine, Vehicle

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Huazu #ad - Easy operation: this battery isolator switch with face plate is easy to install, has on/off indicator, it has a definitive click when turning on and off. Durable metal body: heavy duty metal case has strong weather resistance, protects internal components of the switch for use in the harshest conditions.

When car or boat or RV is not in use, disconnects the battery safely. High current battery switch: rated to 200 amps continuous duty, 1000 Amps intermittent duty, used for 12-48 VDC systems to isolate and secure the electrical system. Wide application: the huazu master battery disconnect switch is widely used for ATV, Trucks, Off-road, Trailers, RVs, Heavy Vehicles, and electrical equipment's switch. Safety protection: our battery disconnect switch provides power cut off to electrical system, to help prevent battery drain,safety and efficient.
BrandHuazu #ad
ManufacturerHuazu #ad
Height2.91 Inches
Length4.8 Inches
Width3.07 Inches
Part Number0779288404526

5. LotFancy

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On Off Position, Battery Kill Switch for Marine Boat RV ATV Car Auto Truck Vehicle, LotFancy Master Battery Disconnect Switch 12-24V, Rotary Type

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LotFancy #ad - No more battery drainthis battery master switch can disconnects the battery safely, quick cut off of electrical power to eliminate any power drain from the battery when vehicle or boat is not in use.

200 a continuous at dc 12v, 50A continuous at DC 24V. Rust and corrosion resistant. Two 3/8” 10mm threaded studs with Nuts Recommended to mount on NEGATIVE battery post. High qualitytwo copper terminals with stainless steel hex nuts on the base for improved continuity. Applicationthis battery disconnect switch is universal used for trucks, cars, trailers, RVs, marine applications, boats, or any vehicle with 3/8” diameter terminal.

Easy to useknob detachable and with spring, this car battery disconnect switch can be controlled by switching to a 45°clockwise position. Operationthis battery kill switch is used for dc 12-24 v systems to isolate and secure the electrical system, On/Off 2 position.
BrandLotFancy #ad
ManufacturerLotFancy #ad
Part Number10D-1796-B

6. AWBLIN

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AWBLIN Battery Disconnect Switch 12V 24V 48V Master Isolator Cut Off Switch for Marine Boat Car Truck Camper RV Trailer Vehicles Engine Application On/Off

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AWBLIN #ad - Package include: equiped with 1* battery switch, 4 pcs heat shrink Tubings and a hex wrench, 4 Pcs 2*3/8 Copper Ring Terminals, 4 pcs mounting bolts, which can provide great convenience for your installation. 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.

If you have any questions, please contact us via email. This is the best choice in harsh ocean conditions. Sturdy & fully enclosed shut off switch: the heavy duty cut off Switch is made of ABS plastic housing and copper tin plating inner stud. Widely application: battery isolator switch is universal used for RV, Boat, Camper, ATV, UTV battery and other engine application, Marine, Truck, Travel Trailer, Car, makes it an effortless job of turning the battery on and off.

Clockwise to turn on, counter clockwise to turn off. We are always here to support you. Current voltage: rating at 275 a continuous 1 hour at 48 V DC and 1000 A for 5 seconds. Easy to operate: on/off 2 position, suitable for various 12 v/24 v/48 v systems. Fully enclosed design to protect wiring from dirt, corrosion, and rain.
BrandAWBLIN #ad
ManufacturerAWBLIN #ad
Height2.9 Inches
Length2.6 Inches
Width2.6 Inches
Part NumberA701-G
ModelA701-G

7. Fastronix Solutions

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Fastronix Solutions 2 Post High Current Master Battery Disconnect Switch with Face Plate

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Fastronix Solutions #ad - Required for nhra Competition When Battery is Relocated. Provides single Power Cut off to Entire Electrical System. Mounts in 3/4" Hole. Works great as a power Disconnect for RV's When Not in Use. Rated to 180a continuous or 1000A Intermittent.
BrandFastronix Solutions #ad
Weight0.22 Pounds
Part Number303-001
Model303-001

8. A ABIGAIL

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Battery Switch 12-48 V 275/1250 Amps Battery Power Cutoff Master Switch Disconnect Isolator for Car Vehicle RV ATV UTV Marine Boat On Off Position A5201C

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A ABIGAIL #ad - High qualitya abigail battery power cutoff master switch is made of Heavy Duty ABS plastic housing which is durable made for safety use. Vertical knife blade type, ATV and Boat batteries, easy to install & simple to use. Our aim is to make you satisfy the parts and the service we provide for you.

Widely used for car, Vehicle, RV, also used for electrical equipment. Operationon/off 2 positions, rating: 275a dc continuous 1hr, 455a dc intermittent 5 min, 12V-48V DC, 1250A DC Cranking 10 sec; Stud Size: 2x3/8" 10mm. Functionused 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, can stand alone or be locked together with other switch.

Application & easy to usethis battery cut off kill switch has four removable side plates provide access of up to 1/0 cables. 100% satisfaction guaranteeif you have any issues with our Battery Disconnect Switch, parts, simply contact customer service for troubleshooting help, replacement, or refund. The rear cover insulating the rear terminals against any short circuits, ensuring that the switch meets ABYC requirements.
BrandA ABIGAIL #ad
ManufacturerA ABIGAIL #ad
Part NumberA5201C
ModelA5201CC

9. MIDIYA

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MIDIYA Battery Disconnect Isolator Master Switch 12V/24V 200A-500A for 5 seconds Car with 2 Removable Key Yacht Rotary Switch Isolator Master Power Cut Out/Off Kill Switch

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MIDIYA #ad - Easy operation: disconnect and reconnect battery by one simple turn of the knob on it. Rust and corrosion resistant, Solid cooper nuts and brass washers. Round disk diameter: 2.

36'' 60mm feet spacing: 1. 35'' 34. 5mm height: 2. 99'' 76mm no key Overall height: 4. 25'' 108mm with key ". We invite customers to participate in product testing, please apply for a full refund. Disconnects the battery safely, sleek modern appearance, to eliminate any power draw from the battery when vehicle or boat is not in use, sturdy and durable. If the product is damaged due to shipping or installation, if the test results are not suitable for your equipment, pls dont hesitate to contact with me, we will send you new for free. We provide 1 years’ warranty for all of our products since the purchasing day and accept return/replace with any reason.
BrandMIDIYA #ad
ManufacturerMIDIYA #ad
Height4.9 Inches
Length2.5 Inches
Weight0.46 Pounds
Width3.1 Inches
Part NumberMDY-01052

10. briidea

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UTV, ATV, Briidea 12V-48V Battery Disconnect Master Power Cut-Off Switch for RV, Marine Boat, Car, Battery Switch, Vehicles and Camper ON/Off

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briidea #ad - Material: our battery switch made of ABS plastic, housing to resist the harsh marine conditions, durable made of safety use. Compatibility: the marine battery disconnect used for DC 12-48V system to isolate and secure the electrical system, can stand alone or be locked together with other switch.

Switch on is means power green, Switch OFF is means No power red. Easy operation: this rv battery switch is easy to install, with ON/OFF position in green and red color labels. Safe protection: battery isolator switch comes with CE certified, rear cover insulates terminals against any short of circuits, equiped with 4 sets of bolts. Wide application: our briidea battery switch is widely used for Car, Boat, UTV, RV, Camper, Travel Trailer, ATV, Marine, Truck, and electrical equipment's switch.
Brandbriidea #ad
Manufacturerbriidea #ad
Part Numberbs