Car Dc Isolator Switches of 2025
Best Choice1
CNLonQcomCNLonQcom Solar Disconnect Switch 32 Amp DC1200V Isolator Switch with IP66 Waterproof Enclosure for Rooftop Solar Systems, RVs and Boats
Main highlights- Wide range of applications: Whether it's solar panels, solar charge controllers, solar inverters or solar modules, you can integrate our DC disconnect switches to connect and control them all. It is ideal for private and commercial PV networks and perfect for your caravan or boat solar system.
- Multiple Options: Available in a variety of sizes. It has four ports and is compatible with MC-4 connectors, extension cables and waterproof connectors for all your DIY needs.
- Key Features: The LONQ-40 DC Isolator is designed to quickly and safely disconnect DC power up to 32A 1200V when installing or maintaining PV systems. Compliant with IEC60947-1&3 standards, it is the first choice for repair, maintenance, inspection and installation.
- HIGH SAFETY STANDARDS: The LONQ-40 is encapsulated in a durable PC material with excellent insulation and flame retardancy. It is weatherproof (-40F-185F) and UV resistant (UL 746C). Its compact internal design takes up little space and is waterproof to IP66 for outdoor use.
- Ease of Use: Designed to work seamlessly with the MC-4 connector with a stable, robust self-locking system. Installation is as simple as plugging in the cable, saving time and effort.
9.7Exceptional
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Value for Money2
GOGONFLY15% OffGOGONFLY Kill Switch for Car, Battery Disconnect Switch 12V 250A with Voltage Display, DC 5-60V On Off Cut Shut Off Battery Power Isolator for RV Marine Boat Car Truck Camper Trailer
Main highlights- WIDE 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
- TOP POST ON OFF SWITCH: On/Off 2 position, Suitable for various 6V/12V/24V/48V/60V systems. Current: 250A Continuous at DC 12V, Interval 300A. Clockwise to turn on , counter clockwise to turn off.
- PACKAGE INCLUDE: Equiped with 1* Battery Switch, 4*Rubber Gasket, 1*Positive Connection Wire. If you have any questions,please contact us via email. We are always here to support you.
- LED DIGITAL VOLTMETER DISPLAY: The battery isolator switch surface is equipped with an LED voltage display, allowing you to better monitor the battery status at any time. When the battery switch is on, the upper button screen monitors the voltage in real time. When the master disconnect switch is off, the screen does not display
- COMPATIBILITY & SAFETY: This Battery Kill Switch Used for DC 5 - 60V 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
- BETTER CONDUCTIVITY & LONGER SERVICE LIFE: The heavy duty cut off switch uses a better nylon 66 shell, high temperature resistance effect is better, more safe to use; The internal screw of the cutoff switch uses copper plated silver + silver contacts, which has better electrical conductivity, oxidation resistance and longer service life
9.6Exceptional
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3
NilightNilight - 90015A Battery Switch 12-48V Waterproof Heavy Duty Battery Power Cut Master Switch Disconnect Isolator for Car Vehicle RV and Marine Boat (On/Off),2 Years Warranty
9.5 worth the money9.5 Easy installation9.3 Simple to useWhy we love it
Durable ABS plastic construction.
Ideal for various vehicles.
Simple to install.
9.5Excellent
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4
AWBLINAWBLIN Upgrade Battery Disconnect Switch with Voltmeter, DC 5-60V Master Isolator Cut/Shut Off Switch for Marine Boat Car Truck Camper RV Trailer Vehicles Engine Application (On/Off)
Main highlights- WIDE 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*Removeable Side Plate, 1*Rubble Gasket, 1*Rear Cover, 4*Nut, 4*Screw, 1*2/8" Terminal. If you have any questions,please contact us via email. We are always here to support you.
- MORE STURDY, BETTER CONDUCTIVITY: Compared with the traditional ABS plastic shell material, the heavy duty cut off switch uses a better nylon 66 shell, high temperature resistance effect is better, more safe to use; The internal screw of the cutoff switch uses copper plated silver + silver contacts, which has better electrical conductivity, oxidation resistance and longer service life.
- LED DIGITAL VOLTMETER DISPLAY: The battery isolator switch surface is equipped with an LED display, which displays the current voltage status in real time, allowing you to better monitor the battery status at any time. When the battery switch is on, the upper button screen monitors the voltage in real time. When the master disconnect switch is off, the screen does not display.
- EASY TO OPERATE: On/Off 2 position, Suitable for various 6V/12V/24V/48V/60V systems. Current: 250A Continuous at DC 12V; 300A for 30 minutes. Clockwise to turn on , counter clockwise to turn off.
- COMPATIBILITY & SAFETY: This Battery Kill Switch Used for DC 5 - 60V 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.
9.4Excellent
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5
VSTMVSTM Upgrade Battery Disconnect Switch with Digital Voltage Display, DC 5-60V Master Isolator Power Cut/Shut Off Kill Switch for Car Truck Marine Boat RV Camper Trailer, Black (On/Off)
Main highlights- 【Wide Application】This heavy duty cutoff switch is suitable for DC 5-60V system to isolate and secure the electrical system, it is widely used for RV, Marine, Car, Boat, Camper, Travel Trailer, Truck, ATV, UTV battery and other engine application. It can stand alone or be locked together with other isolator switch.
- 【Lifetime Money Back Guarantee】We provide a Lifetime Guarantee for this boat/marine battery switch, if you have any problem or are unsatisfied with your order, you can contact us at any time, and we will try our best to help you.
- 【LED digital voltage display】The battery disconnect switch features a large, bright LED digital voltage display and an intuitive on/off position. When the battery switch is turned on, it can display the current voltage status in real-time, allowing you easily monitor your battery health without needing an additional multimeter. When the battery kill switch is turned off, the screen does not display.
- 【High Quality Material】Crafted from high-quality nylon materials, the internal screw uses copper-plated silver + silver contacts. Compared with the traditional ABS plastic shell material, our 12v battery disconnect switch with a better high-temperature resistance effect, oxidation resistance and better electrical conductivity, can withstand harsh environments and provide long-lasting performance.
- 【Great functionality & Safety】The car battery disconnect switch suitable for DC voltage between 5-60V, making it compatible with various 6V/12V/24V/48V/60V vehicle types and battery configurations. Current: 250A Continuous at DC 12V, 300A for 30 minutes. The cut-off feature allows you to completely disengage the battery, which is critical during long periods of inactivity. This not only helps in preventing battery drainage but also adds a layer of safety by reducing the risk of electrical fires.
- 【Easy Installation】Easy to install, small arrow forward for display direction (up). Comes with all necessary mounting hardware: battery shut off switch, screws, nuts, removable side plate, back cover and rubber gasket for 3 different mounting methods and needs. 3/8 ring terminals can also be easily installed.
9.3Excellent
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6
AWBLIN20% OffAWBLIN Top Post Battery Disconnect Switch with Voltmeter, DC 5-60V Master Isolator On Off Kill Switch Power Cut/Shut Off Switch for Marine Boat RV Car Truck Camper Trailer
Why we love it
Real-time voltage monitoring.
Durable and flame-retardant materials.
Flexible installation options.
9.2Excellent
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7
Ampper40% OffAmpper Top Post Battery Disconnect Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off)
Why we love it
Easy installation without modifications.
Prevents battery drain effectively.
Durable and compact design.
9.0Excellent
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8
YziixiBattery Disconnect Switch 12-48 V Battery Master Cut Shut Off Isolator Switch Max. 32V DC 100A Cont 150A INT ON-Off Power Battery Switches for Car Off-Road Vehicle Truck Boat RV Marine (100A)
Why we love it
High Power: 150A/100A/500A
Leak Protection: Keeps safe
Durable Design: Heavy duty ABS
8.9Very Good
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9
HosyondHosyond Remote Battery Disconnect Switch Kit DC 12V 200A for Cars Auto RV Truck Anti-Theft Prevent Battery Drain Battery Switch Isolator
Main highlights- Versatile Vehicles: Compatible with a wide range of 12V voltage vehicles, whether it is a boat, passenger car, truck or other type of vehicle, or a battery circuit system such as a solar system, can benefit from this battery disconnect switch.
- High Performance and High Quality: Support up to 200A current load, suitable for various high-power vehicle electrical systems. Made of brass material, silver contacts and pure copper wire, good conductivity, durable and safe to use.
- Easy Installation: This battery disconnect switch kit comes with two copper plates, two metal clips and two copper nuts, which means you can easily install it on the positive or negative pole.
- Convenience of Remote Control: Equipped with 2 remote controllers, through remote control, the vehicle electrical system can be disconnected or connected.
- Battery Protection and Anti-theft Function: When the vehicle is not used for a long time, the use of the battery disconnect switch can effectively disconnect the battery from the electrical system to prevent the natural discharge and exhaustion of the battery, which not only helps to extend the life of the battery , also reduces the possibility of theft.
8.7Very Good
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10
FXCFXC Battery Disconnect Switch 12V-32V Battery Master Cut Shut Off Isolator Switch Max. 32V DC 300A ON-Off Power Battery Kill Switches for Car Off-Road Vehicle Truck Boat RV Marine
Main highlights- 【Wide Application】The waterproof battery isolator switch is perfect for cars, boats, off-road vehicles, trucks, motorcycles, yachts, boats, etc.
- 【Top service】Enjoy 4 year quality warranty under regular use. Offering customer technical service, feel free contact us for technical, installation and use question.
- 【Sturdy Construction】This Battery Switches is Manufactured from heavy‑duty ABS and metal materials,durable and safe to use.(Note: the cover of this Battery Isolator Switch can not be removed!)
- 【Safety First】This battery disconnect switch can minimize battery loss and prevent leakage. Waterproof Battery Master Power Cut Off switch prevents others from changing the connection accidentally,Insulates the rear terminals perfectly against any short circuits.
- 【Heavy Duty Battery Kill Switch】2 Positions SPST OFF-ON, Car Battery Isolator Switch rated 450Amps intermittent, 300Amps continuous at Max.32V DC; Cranking Rating: 1000 Amps 30sec.
- 【Easy to Installation】Non-Polarity. Only need a few minutes to install this battery cut off switch and wire, easy to use, built to meet standard specification, strictly follow factory quality control.
8.5Good
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