✓ Fitting availableWholesale pricingExpert advice
<p>Voltage Sensitive Relay (VSR) kit for dual battery systems. Automatically connects and isolates the auxiliary battery based on alternator charge voltage. Compatible with Hardkorr battery boxes.</p>
Good to know
Delivery, pickup & fitting
Pickup from our Townsville warehouse or freight Australia-wide — contact us to confirm current stock and any lead time. Fitting is available and quoted per job.
Warranty
Backed by an Australian warranty with local support. Register your battery after purchase to activate cover.