Dual stage means that the Itc-308 can control both a heating and cooling device. Alternatively, it can control a heating or a cooling device. This controller displays in Fahrenheit and Centigrade. Maximum output is 1,100 watt at 110 volts. Dual Display shows both measured and set temperature.
Use to control fermentation or kegerator temperatures. This is a great controller. Check out my [Hands on Review]
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Related: ITC-308 User Manual PDF via Inkbird
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