Description Solar Controller SCDplus 15A: Automatic system voltage detection 12/24 V. Suitable for lead (flooded, GEL, AGM) and LiFePO4 batteries. High-quality IVT Solar Controller SCDplus 15 A with illuminated LCD display and built-in USB interface. Precise and gentle charging of common solar battery types. Four different charging programs are available for this purpose. Additionally, a user-specific charging process can be programmed. Extensive protection measures against reverse polarity, overvoltage, and overload ensure safe operation of the solar charge controller. The standby mode allows for minimal self-consumption. The provided overcharge and deep discharge protection supports the longevity of the connected solar battery. Using the USB interface, a connection between the solar controller and a PC can be established. Automatic voltage detection 12/24 V: The solar charge controller can be used for 12 V or 24 V systems.