120-209

This high-performance 4-second time delay relay is a critical electrical component designed for HVAC systems, including furnaces, air conditioning units, and heat pumps. Engineered for precision and reliability, this relay manages the timing of electrical signals to prevent component short-cycling and protect sensitive motors and compressors from premature wear. By providing a fixed four-second buffer during start-up or shut-down sequences, it ensures smoother operation and enhances the overall efficiency of your heating and cooling equipment. This essential replacement part is ideal for HVAC technicians and property owners looking to restore proper sequencing and circuit protection in residential or commercial climate control systems.
Type: Time Delay Relay
Size: Small
Application: Used in heating, ventilation, and air conditioning systems to manage component sequencing and provide short-cycle protection for compressors and blowers.
Specifications: Delay interval: 4 seconds; Function: Fixed time delay; Application: Electrical control circuits