Dual Battery Isolator VSR, 12V 300A Voltage Sensitive Relay with LCD Screen, compatible with lithium and lead-acid batteries

This dual battery isolator is designed for DC 12V 300A systems and gives users a practical way to manage battery power in vehicles and marine setups. It supports lithium and lead-acid batteries, making it a useful battery isolator for car, truck, RV, UTV, ATV, and boat applications where stable voltage control matters.

With manual and automatic VSR modes, this smart battery isolator offers flexible operation for different needs. The LCD screen helps with quick checks, while the voltage sensitive relay function supports efficient voltage management in everyday use. Built from PA6 material, the compact 3.5 x 3.5 x 3.1 in design stays unobtrusive, and the 0.9 lb net weight makes it easy to handle during installation. The black finish keeps the unit simple and clean in appearance.

Whether you are setting up a vehicle battery system or a marine battery relay application, this dual battery isolator is built for wide compatibility and practical performance in complex outdoor conditions. Item model VSR005 is a straightforward choice for users who need a compact 12V 300A battery isolator with manual and automatic control. Satisfaction-focused use and dependable operation are the goal.