The T controller is available in 2 versions: T controller HC for the control of heating systems and T controller CC for the control of cooling units. The control range varies from 0 to 50 °C (T controller CC) and 15 - 60 °C (T controller HC), with an accuracy of ±0.1 °C. The maximum load is 1,000 watts for heaters and 600 watts for coolers. The units are supplied with a waterproof temperature probe.