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Dual Battery Isolators

The REDARC Smart Start® SBI is designed to be used in multi-battery applications as a solenoid priority system to protect the start battery from excessive discharge, while allowing the auxiliary battery to supply non-essential loads. 

To find out the best dual battery setup for your needs use the free REDARC Dual Battery Selector here.

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Smart Start SBI 12V 100A

SBI12

The REDARC Smart Start SBI12 100A is a 12V DC 100A microprocessor-controlled, dual battery isolator designed to protect the start battery from excessive discharge while allowing the auxiliary battery to supply charge to non-essential loads.
$202.08 (AUD)

Smart Start SBI 12V 200A

SBI212

The REDARC Smart Start SBI212 200A is a 12V DC 200A microprocessor-controlled, dual battery isolator designed to protect the start battery from excessive discharge while allowing the auxiliary battery to supply charge to non-essential loads.
$411.09 (AUD)

Smart Start SBI 24V 100A

SBI24

The REDARC Smart Start SBI24 100A is a 24V DC 100A microprocessor-controlled, dual battery isolator designed to protect the start battery from excessive discharge while allowing the auxiliary battery to supply charge to non-essential loads.
$243.88 (AUD)

Smart Start SBI 24V 200A

SBI224

The REDARC Smart Start SBI224 200A is a 24V DC 200A microprocessor-controlled, dual battery isolator designed to protect the start battery from excessive discharge while allowing the auxiliary battery to supply charge to non-essential loads.
$445.89 (AUD)

Dual Sensing Smart Start Battery Isolator 12V 100A

SBI12D

The REDARC Smart Start SBI12D 100A dual battery isolator enables the user to charge a 12 volt start battery from a solar panel or battery charger on the auxiliary battery.
$240.38 (AUD)

Dual Sensing Smart Start Battery Isolator 12V 200A

SBI212D

The REDARC Smart Start SBI212D 200A dual battery isolator enables the user to charge a 12 volt start battery from a solar panel or battery charger on the auxiliary battery.
$474.80 (AUD)

Dual Sense Smart Start Battery Isolator 24V 100A

SBI24D

The REDARC Smart Start SBI24D 100A dual battery isolator enables the user to charge a 24 volt start battery from a solar panel or battery charger on the auxiliary battery.
$281.68 (AUD)

Dual Sensing Smart Start Battery Isolator 24V 200A

SBI224D

The REDARC Smart Start SBI224D 200A dual battery isolator enables the user to charge a 24 volt start battery from a solar panel or battery charger on the auxiliary battery.
$514.99 (AUD)

Smart Start Battery Isolator & Wiring Kit 12V

SBI12KIT

The REDARC 12V Smart Start Dual Battery Isolator and Wiring Kit (part number SBI12KIT) comes with everything required to install your Smart Start® Dual Battery Isolator, just plug and play.
$395.95 (AUD)