Mean Mother MMDBI Dual Battery Isolator

Suitable for vehicles with dual battery systems. The dual battery isolator allows the alternator to charge two batteries at the same time, switching to the auxillary battery once the starter battery is fully charged.

• Voltage sensitive automatic isolator.
• 140 Amps DC12V.
• Manual override link button.
• Electronic Ignition protection.
• Priority charging for main battery.
• Calcium battery mode for vehicles fitted with calcium batteries.
• Pre-set engage and disengage voltages.