Offgridtec® MPPT Pro Duo charge controller 30A 12V 24V for two battery circuits. App available Android.

High-end solar controller specially designed for use in caravans with secondary charge output for the starter battery. Optional remote display with 5 m connection cable available. AES control signal for car refrigerator to avoid energy waste. Standard Modbus protocol and RS485 communication port (5V/200mA). Maximum charging current up to 30 A and therefore also suitable for larger systems, both for 12 V and 24 V. Higher range of MPP operating voltage to improve PV module utilisation. Possibility of limiting charging power by user or automatic charging current (BATT-1), Digital circuit control of the adaptive three-stage charging mode to improve the BATT-1 service life. The most important technical features at a glance: Supports all important battery types. Max. Solar power 390 W at 12 V system voltage and 780 W at 24 V system voltage --- 100 V. Max. PV input voltage. Grounding: Negative. Mounting hole diameter: 5 mm. Dimensions: 24.7 cm x 16.5 cm x 6.9 cm (L x W x H). Connection terminals battery 1: 16 mm² (AWG6). Battery 2: 4 mm² (AWG12). Weight: 1.4 kg. Own consumption: 26 mA at 12 V / 15 mA at 24 V. Max. Efficiency: 98%. Premium quality from the premium supplier with top price-performance ratio. One of the most powerful MPPT dual charge controller available on the market.