Victron Energy BlueSolar PWM-Pro

Solar charge controller to control power flow from a solar panel or power supply to batteries and appliances. It works with a voltage of 12 V (36 cells) or 24 V (72 cells) and a maximum current up to 20 A. Features: Internal temperature sensor, automatic 12 V/24 V detection, three battery charging, overvoltage protection, protection against the polarity of connected panels and batteries, disconnects the output at low voltage. Dimensions: 82 x 160 x 48 mm. Weight - 300 g. Operating temperature: -20 ° C to + 50 ° C. For indoor installations, wall mounting, rechargeable lead acid batteries.