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Main image of Adjustable Dual Battery Isolator with Voltage Display, 12V 140Amp Voltage Sensitive Relay Smart Battery Isolator, Delay Setting, for Car Truck RV Marine

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Adjustable Dual Battery Isolator with Voltage Display, 12V 140Amp Voltage Sensitive Relay Smart Battery Isolator, Delay Setting, for Car Truck RV Marine

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1.Smart Battery IsolatorBattery isolator are combined auto&manual modes.Allows you switch between any modes to meet your needs.Convenient to use.the voltage display range:4.5V-20V.
2.Voltage Setting Function12V 140Amp dual battery isolator with voltmeter design which will display the real-time voltage,meanwhile,allows you to freely setting the Cut-In/Cut-Out voltage for different types of batteries.the main battery adjustable voltage range is 11.0V-14.0V.
3.Delay Setting FunctionFeature delay function prevent battery drain out and prolonging the isolator and battery lifespan.Delay time range:3s-60s, setting with a recommended delay time of 15s.

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4. Voltage Sensitive RelayVoltage 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, dont worry about the battery will drain out and stuck on the road.
5. High & Low Pressure ProtectionInput voltage lower than 11V or
Input voltage more than 17V: Circuit will be automatically disconnected so as to protect the main battery from over discharging. 12 Months Warrantywe offer 12 Months Warranty for our dual battery isolator. please use and purchase with confident.

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First Listed on Newegg	August 19, 2026

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Warranty

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Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Grandwood Tech Limited Return Policy

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Item#: 9SIC6VTM4Z7435