Our products feature solid materials and meticulous craftsmanship, delivering quality that stands the test of time for true durability. We also maintain affordable pricing with outstanding value, allowing you to enjoy reliable, high-quality items at a reasonable price—truly worth every penny.
Features
High Battery Compatibility: With 300A high current, our dual battery isolator kit is the optimal charging solution for high-capacity dual-battery systems. It can adjust start-stop voltage, compatible with lithium, lead-acid and other battery types
Manual & Automatic Modes: No more breakdowns! This voltage sensitive relay enables one-click switching to manual mode, letting your fully charged auxiliary battery reverse-charge a depleted main battery. No jumper cables needed—start the vehicle instantly
Intelligent Delay Function: With an adjustable delay time of 3-60 seconds, this VSR isolator effectively avoids frequent switching, significantly extending the service life of the isolator and battery
Dual Voltage Display: The high-brightness display shows the accurate voltage of the two batteries in real time (range 4.5V-20V). Our 12v split charge isolator kit can easily diagnose circuit problems and confidently master the system status
Product Dimensions
Other Dimensions
Overall Dimensions
3.94'' H X 9.84'' W X 9.65'' D
Overall Product Weight
7.3 lb.
Details
Color
Black
30-Day Return Policy
Not loving it? We offer returns for most items within 30 days of delivery for a refund or store credit.
Dual Battery Isolator Kit, 12V 300 Amp 20 Ft 2AWG, Manual And Automatic VSR Voltage Sensitive Relay With Voltmeter, LCD Screen, Smart Battery Isolator, Compatible With Lithium Batteries, For UTV
Earn $9.50 in rewards, with 5% back¹, plus more exclusive perksEarn $9.50 in rewards, with 5% back¹, plus more exclusive perks
Get $40 off your qualifying first order of $250+** with the Wayfair Credit Card! Valid through 5/7/2026.Get $40 off your qualifying first order of $100+** with the Wayfair Credit Card! Valid through 5/7/2026.
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