Temperature controller temperature control switch thermostat knob Adjustable thermostat AC 250V 16A 50-300 CThree feet is a normally closed and a normally open function Specifications:Material: metal, plastics, ceramics,Rod rough: 5mmRod length: 50mmCable length: 70cmVoltage: AC 250VCurrent: 16ATemperature: 50 C-300 CProduct Life: > 100,000 timesElectric strength: AC2000V / 1minNormal insulation resistance: 100MContact resistance: 50mFor tide insulation resistance: 10MTemperature response rate: 1.0 C / minMinimum Current: 200mAPrinciple of performance:When the object to be controlled temperature changesSo that the working fluid thermostat temperature to producethe corresponding portion of the thermal expansion and contractionPhysical phenomena (working fluid volume change)Temperature sensing bellows portion communicating together produce expansion or contraction.Through leverage, driven by the switch-off operation, to achieve the purpose of constant temperature.Suitable for:Mainly used in household appliances (shower, drum-type washing machines, heaters),Electric equipment (stainless steel automatic water boilers, electric frying pans, food machinery, medical equipment),The refrigeration industry (kitchen freezer, fresh cabinet, refrigerator,Ice machine, fish pond, cold drink machine, heating machine) with temperature control.Package contains:1 set of mechanical thermostat