DBET16U 20 - 90°C Thermostat. 2 - 20°C Adjustable Switching DifferentialThe DBET16U electro mechanical thermostat is constructed around a fluid filled capillary tube and sensor housing that transfers the changes in temperature to a microswitch. The micro switch is capable of breaking up to 15 A at 230 V AC. The thermostat is available with a setpoint adjustment knob on the outside