BlueSolar DUO 12/24-20 20A at 12V or 24V
- PWM controller.
- Charges two separate batteries. For example the starter battery and the service battery of a boat or
mobile home.
- Programmable charge current ratio (standard setting: equal current to both batteries).
- Charge voltage settings for three battery types (Gel, AGM and Flooded).
- Internal temperature sensor and optional remote temperature sensor.
- Protected against over current.
- Protected against short circuit.
- Protected against reverse polarity connection of the solar panels and/or battery.

datasheet_-_blue_solar_charge_controllers_-_rev_01_-_en.pdf