Product detailsW3230 DC 12V 24V 110V 220V AC Digital Temperature Controller LED Display Thermostat With Heating Cooling Switch NTC SensorDescription:W3230Mini temperature controller.With clear LED display for better readability.Wide temperature measuring range.Heating or cooling control.All parameters setting can be saved after short circuit.Relay output.High Control precision 0.1 centigradeCan be used for domestic freezer, water tanks, refrigerator, industrial chiller, steamer, industrial equipment and other temperature-controlled system.Specifications:Power Supply:12V DC/24V DC/110V-220V ACTemperature Control Range:-55?-120?Resolution Ratio: 0.1?C(-9.9-99.9); 1?C(other range)Color of Displaying: red/blueMeasurement accuracy: ?0.1?CControl accuracy: 0.1?CSensor: NTC10K Waterproof sensorOutput: Relay Contact Capacity 10A?220V?/?20A 12V / 20A 24VEnvironmental requirements: -10-60?C , humidity 20%-85%RHDimension:79mm *43mm*26mmCutting Size:73mm*39mmSensor wire: 1 meterWiring Diagram:12V?DC:24V?DC:110V-220V AC: