Solar pumping station Twin line pumping group for solar systems Main technical data Technical  data: Dimension  :L42cm×W28cm×H14cm Power  Consumption?< 4W  temperature measuring±2C Range of collector temperature measuring?-10?200?C Range of tank temperature measuring?0?100?C Suitable power of pump:4pcs,< 600W Suitable power of electrical heater:1pc,<1500W Inpu ..