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.


Not suitable for vehicles with Variable Voltage alternators unless the override function is connected to Ignition. See the Redarc website and enter your vehicle details to confirm type of alternator.

Redarc Smart Start Dual Battery Isolator