Victron BlueSolar PWM DUO 12/24V-20A

Features: 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