Dual Battery Isolator Kit - JOYHO 12V 140Amp Voltage Sensitive Relay & Wiring Cable Kit, Complete VSR Double Battery Automatic Charger, Fits Trucks, SUV, ATV, ATV, UTV, Boats & More

Dual Battery Isolator Kit - JOYHO 12V 140Amp Voltage Sensitive Relay & Wiring Cable Kit, Complete VSR Double Battery Automatic Charger, Fits Trucks, SUV, ATV, ATV, UTV, Boats & More

• RUGGED DURABILITY -This dual battery isolator kit is all you need to charge a dual battery system. It features a voltage sensitive chip ensuring your primary battery is always ready for your vehicle to run. This dual battery isolator is also built to withstand extreme weather environments, vibration and is water resistant.
• EASY TO INSTALL:No alternator orignition connection needed,You don't need any additional components to complete installation as everything is included in the kit, including leads, connectors, screws, zip ties, and more.
• VOLTAGE SENSITIVE RELAY: The JOYHO 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. It's like having two separate power sources for each battery while only having one alternator!
• FITS A WIDE VARIETY OF VEHICLES - This dual battery isolator kit with printed installation instruction manual gives you the power for your recreation without needing to worry about getting home after.12V, 140A, 13.3V cut-in voltage, 12.8V cut-out voltage, Suitable for 12V 4WD, marine, truck, caravan & camping applications
• 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.