Best 12v Battery Isolators

Looking for some of the Best 12v battery isolators? As you are already aware of the fact that the market is filled with many Best 12v battery isolators. Also, all the products come with a different price tag. Hence it becomes quite confusing for us to choose the best one. However just to help you out, we have handpicked the top Best 12v battery isolators. So let’s just check them out. Here is the Best 12v battery isolators on Amazon

We spent 64 hours to find a best option for you is a Zoostliss Power, which comes with amazing features you’ve never heard before. It is the Best 12v battery isolators available in the market today. However, if you don’t want to spend big on 12v battery isolators, then you should absolutely go for WirthCo 20092 which comes with all the basic features one could expect in 12v battery isolators.

To help you in your search, we have completed this list of the Best 12v battery isolators.

10 Best 12v Battery Isolators 2019

Best 12v Battery Isolators

1. Zoostliss Power

Specification: Voltage: 12V Rated Current: 200A Max Current: 500A for 5 seconds Round disk diameter: 236'' (60mm) Feet Spacing: 135'' (345mm) Height: 299'' (76mm) (no key) Overall height: 425'' (108mm) (with key) Package included: 1 x battery switch 2 x Key 1 x Waterproof cover.

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  • Max. withstanding current 12v 500a
  • Waterproof cover can better protect key hole
  • Rust and corrosion resistant solid brass nuts and washers
  • Easy to install simple to use 2 keys

2. WirthCo 20092

Size:150 Amp WirthCo Battery Doctor Battery Isolator - 125/150 peak amperes is a state-of-the-art, fully automatic, dual battery controller that is suitable for any vehicle with an auxiliary battery Smaller and lighter than other standard battery isolators, the battery isolator employs electronic switching control technology.

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  • Water resistant ip62 suitable for marine use
  • Priority charging for starting battery
  • Automatically charges auxiliary battery
  • Manual override for starting battery
  • Over current and surge protected for vehicles with electronic systems

3. Stinger SGP38

Product Packaging:Standard Packaging Ideal for battery isolation, Stinger's high current relays are the most reliable and efficient way to add secondary batteries to your system Compatible with all types of alternators and charging systems, simply connect these relays to operate when the ignition is turned on.

  • 80 amp battery isolator and relay
  • Prevents primary battery discharge.80a constant 150a peak
  • Maximum current transfer
  • Extends battery life
  • Universal 12v applications

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4. PAC 200

200-Amp Power Relay/Battery Isolator.

  • Mobile audio relay and battery isolator
  • Great for isolating a second battery making it dedicated to the stereo system
  • Does not create a voltage drop to the second battery like conventional isolators
  • 200 amps at 12 volt continuous power handling
  • Draws less than 1 amp when on

5. KeyLine Smart

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  • Forget the traditional diode relays and so called solid state devices that can rob you of almost 2 amps of output voltage the keyline dual battery isolator is the only smart unit designed with cutting edge programming to deliver optimum performance with zero sacrifice. this compact battery isolator was built ultra small 2.6 x 2.6 x 2 to fit almost anywhere a perfect fit under the hood to get close to your dual batteries.
  • Voltage sensitive relay the keyline automatic 140 amp dual battery isolator is all you need to charge two battery systems. voltage sensitive relay vsr cuts in at 13.3 volts and cuts out at 12.8 volts to ensure your primary battery is always charged and ready to start your vehicle. its like having two separate power sources for each battery while only having one alternator
  • Rugged durability unlike other chargers on the market today the keyline automatic 140 amp dual battery isolator is ip65 certified. this international protection rating means that your keyline isolator is safe for use even for your off road needs in dusty wet and unexpected extreme weather environments.
  • What you get 140 amp smart battery isolator 7awg x 12 red cable with two connectors 3awg x 12 black cable with two connectors 7awg x 24 red cable cut to length with single connector 1 516 lug cable end 1 38 lug cable end 1 1 red shrink tube. 3 wire install and comes with mounting plate hardware heavy gauge ground and power wires see images for exact contents of kit. easy to follow directions for the novice diyer. power wire in power wire out. what could be easier
  • Buy with confidence every 140 amp dual battery isolator is backed by an industry leading 12 month warranty. if you are not 100 satisfied with your purchase simply take advantage of the no questions asked 30 day money back guarantee

6. Audew Master

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  • Sturdy construction compact size sleek modern appearance abs plastic housing to resist the harsh marine conditions durable made for safety use rear cover insulates terminals against any short of circuits equiped with 4 sets of bolts.
  • Simple operation onoff 2 position 275 a continuous at dc 12v 455 a intermittent at dc 12v 1250 a momentary at dc 12v 2 mounting screw holes10mm diameterfor 10 12mm screw connection.
  • Great compatibility 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.
  • Safety protection marine battery disconnect switch can disconnects the battery safely to eliminate any power draw from the battery when vehicle or boat is not in use.
  • Wide application audew battery isolator switch is very easy to install universal used not only for car van caravan rv truck marine boat but also electrical equipments switch such as flashing light chassis light fog light dome light.

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7. Metra Electronics Install Bay

500 Amp Battery Isolator and Relay Great for isolating a second battery making it dedicated to the stereo system Does not create a voltage drop to the second battery like conventional isolators Prevents primary battery discharge Maximum current transfer Extends battery life Compatible with universal 12V Applications.

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  • 500 amp battery isolator relay
  • Great for isolating a second battery making it dedicated to the stereo system
  • Does not create a voltage drop to the second battery like conventional isolators
  • Prevents primary battery discharge maximum current transfer
  • Extends battery life compatible with universal 12v applications

8. Aopec Caravan

Size:ATVR12140B 12V 140Amp Smart Waterproof Dual Battery Isolator Fits ATV UTV 4WD Rzr RV Car Watercraft Marine Boat Truck Caravan Camping Includes: 140 Amp Smart Battery Isolator 12"#4 red cable,5/16'' lug connectors 12"#4 black cable 5/16'' lug connectors 24"#4 red cable, "cut to length" single 5/16'' lug connector 5/16'' lug cable end 3/8'' lug cable end.

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  • 12v 140a 13.3v cut in voltage 12.8v cut out voltage suitable for 12v 4wd marine truck caravan camping applications
  • If you need to isolate your vehicles starting battery from its auxiliary battery this sca dual battery isolator kit is an easy to install option. you can use it with your 4wd marine vehicle truck caravan or for camping applications. the battery isolator is surge protected keeping your vehicle and battery safe from unexpected surges.
  • When the engine is started starting and auxiliary batteries are separated allowing only the starting battery to be charged. when the charge voltage reaches 13.3 volts the voltage sensitive relay engages allowing both starting and auxiliary batteries to be charged. this is indicated by the red light in the top lh corner being illuminated.
  • When the engine is stopped and the battery voltage falls below 12.8 volts the vsr disengages separating the start and auxiliary batteries at this point the indicator light will be out and the auxiliary battery continues to power any accessories without risk of draining the starting battery.
  • No alternator or ignition connection needed

9. JayCorp Dual

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    10. Ehdis Relay

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