Greluma 2 Stk W3230 AC 110V-220V Digitaler Temperaturregler, 20A LED-Display-Thermostat-Steuerschalter mit NTC 10K-Sensorsonde, Bereich von -50℃ bis 110℃

【Wide Application】 Suitable for all kinds of seafood machine, HVAC compressors, freezer, fridge, air conditioner, fermentation chamber, chest freezer,water chiller and other equipments which need automatic switching between refrigerating and heating.

【Calibration Function】Temperature calibration, you can calibrate temperature according to requirement. The digital temperature controller is worth buying.

【Good Practicality】You can select cooling or heating working mode. This temperature controller keep your various environments within the ideal temperature range.Temperature control range: -50-110°C. Control accuracy of 0.1 degrees Celsius. Input power: AC 110-220V.

【Safe to Use】You can set highest/ lowest upper limit temperature to avoid accident. High temperature alarm, when the measured temperature reaches the set temperature, the controller will alarm.

【Convenient to Use】This thermostat switch can automatically start cooling or heating for constant temperature. Bring you a comfortable and convenient experience.