Reznor 121884 Time Delay Relay

The Reznor 121884 Time-Delay Relay is a control device that is used to control the timing of circuits more especially in the HVAC systems. This time delay relay assists in providing the correct sequence of operations to activate or deactivate certain components and protect the equipment from damage as well as enhance its performance. It is widely applied in air conditioning, heating and ventilation systems to regulate the compressor cycling, fans, and other significant processes. These are improved system efficiency, increased system reliability, and protection against short cycling.