Redarc Dual Sensing Smart Start Battery Isolator 12V 100A

Power Your 4WD Adventures with the REDARC Smart Start SBI12D Dual Battery Isolator

When you're off the beaten track, reliability is everything. The REDARC Smart Start SBI12D 100A Dual Battery Isolator ensures your 12V start battery stays charged and protected no matter where your adventures take you. Whether you're running solar panels, an AC battery charger, or other external power sources, this intelligent isolator keeps your setup running smoothly while preventing excessive discharge.

Smart Dual Sensing for Maximum Efficiency

Unlike standard isolators, the SBI12D doesn’t just protect your start battery it also charges it from your auxiliary battery when your system reaches 13.2V. This means if your auxiliary battery is topped up from solar or an external charger, your start battery gets a boost too keeping you powered up and worry-free.

Built for 4WD & Off-Road Conditions

Designed for rugged 4WD, touring, and commercial vehicles, the Smart Start SBI12D features:
✅ Overmoulded design for durability
✅ Compact, easy installation perfect for tight engine bays
✅ Silver contacts for longer lifespan and marine compatibility
✅ Power-saving technology to minimize energy loss
✅ Fault indication & surge protection for ultimate reliability

Why Choose REDARC?

Unlike basic diode-based isolators that cause voltage drops, the REDARC SBI12D ensures efficient power transfer without unnecessary losses. The microprocessor-controlled system prevents over-voltage, excessive current draw, and voltage spikes—delivering seamless performance when you need it most.

Don’t risk a dead battery when you’re deep in the outback. Upgrade your 4WD with the REDARC Smart Start SBI12D and enjoy uninterrupted power for your next adventure.

Stay powered. Stay protected. Stay REDARC.