Dual Battery Intelligent Isolator VSR 24V 100 Amp Voltage Sensitive Relay, Split Charge Relay 24V, Designed for Trucks, excavators, ATV, UTV, Boats, RVs, Campers (24V Isolators).

  • Easy to Install: No alternator or ignition connection needed.
  • VOLTAGE SENSITIVE RELAY: DEWINNER Automatic 100 Amp Dual Battery Isolator is all you need to charge Two Battery Systems.
  • Voltage Sensitive Relay (VSR) cuts in at 27.4 volts and cuts out at 25.6 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 -Like Having Two Separate Power Sources,The Dual Battery Isolator Kit Enables Your Accessories to Run From a Separate Battery While the engine is not running on your vehicle While keeping your Main Battery Charged and Your Vehicle Always Ready to Go and Start When You Want It. Suitable for 24V 4WD, marine, truck, caravan & camping applications