Durga Trading Co. Supplies Digital Electronic Fan-Coil Thermostat. Durga Trading Co. Offers various products on Air Handling Control Unit and Fan Coil Control Unit like Valve Actuators, Temperature Controllers, Thermostats and Valves. The Digital Electronic Fan-Coil Thermostat of XE Series model is designed for on/off P + 1 control of the valve or the fan, compressors and auxiliary electric heaters in fan coil applications. The Fan-Coil Thermostat is suitable for use in small air conditioning purposes and comes with digital display.