140 amp dual battery smart isolator by KeyLine Chargers is designed for ATV, UTV, Boats, RV’s, Campers, 5th Wheels, Off-Road Vehicles, etc. This compact battery isolator was built ultra-small (2.6″ x 2.6″ x 2″) to fit almost anywhere!
The 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. The KeyLine Automatic 140 Amp Dual Battery Isolator is IP65 Certified. This International Protection rating means that your KeyLine charger is safe for use even for your off-road needs in dusty, wet and unexpected extreme weather environments. It’s great for extreme vibration applications as well.