The Victron Energy BlueSolar PWM DUO 12/24V-20A is a reliable PWM solar charge controller designed for 12V and 24V battery systems. With a 20A charging current, it can charge two separate battery circuits independently, making it especially useful for systems with a service and starter battery. The controller features an LCD display, programmable three-stage charging and an external temperature sensor for accurate charging control.
Two 5V USB outputs provide convenient power for compatible devices, while programmable lighting control adds flexibility for solar installations. Built-in protection helps safeguard the system against reverse polarity, overload, short circuits and overheating. With vertical wall mounting and IP20 protection, it is designed for indoor solar, RV, marine and dual-battery applications.