Cosuper battery isolator allows the dual battery to be charged from a single power supply such as the alternator, battery charger, or solar charger. Because of the unique ability to pass current in one?direction, the first battery bank can be discharged without draining from the second battery bank.
With this isolator operating in the system, the power would not be taken from the engine’s battery; keep?your main battery to be fully charged.
Product Features
1. Microcontroller based on zero voltage drop and efficient
2. 12V & 24V versions for the different battery system
3. Customized low-voltage cutout and over-voltage protection
4. Ultra-low self-consumption
5. Protect auxiliary batteries and connected equipment against overvoltage
6. Start to assist with an optional manual switch that allows the auxiliary battery to assist in starting battery work
7. Easy installation - connect start battery, auxiliary battery, and ground
8. The sealed unit, IP65 waterproof
9. 18 months warranty




