... control:-50~+50celsius Dule-sensor Control compressor,fan,defrost Defrost:thermal&electric heating Protection Jiangsu Province Jingchuang Electric Co., Ltd --- Elitech Refrigeratory Electric Control ... designed for refrigerant units. Double-sensor control, control three-load synchronously, proper and ... ratioFunctions and features:Three -load control, can control compressor, fan, defrost independently. ...