Johnson Controls A421AED-01 9" SPDT Defrost Cycle Sensor 120-240V

The Johnson Controls A421AED-01 SPDT Defrost Cycle Sensor is an essential HVAC device used to manage defrosting cycles effectively. As a remote bulb sensor, it effectively measures temperature variations between -40°F and 212°F. It is ideal for both heating and cooling applications and is ideal for use in all applications that need a precise degree of temperature. Double-throw switch to start or stop defrost cycles depending on the need that is required. This way would also warrant that such crucial apparatus as the refrigeration and the air conditioning and the like are well serviced so as not to develop frosts and the likes.