Lennox 67K19 Relay R-134A protecting building occupants from carbon

protecting building occupants from carbon monoxide risks

This high-precision air pressure sensing switch is a direct replacement for 5H78034-5

ensuring a perfect fit and reliable integration with existing blower assemblies

The Heil Quaker ICP 1149674 Restring Kit is a field-ready solution for restoring 5kW electric heat strips in residential and light commercial air handlers

Engineered for high-demand HVAC repair applications

Lennox 67K19 Relay R-134A protecting building occupants from carbonThe Lennox 67K19 Relay (part number 67K1901) is an essential OEM replacement component engineered for high reliability switching in residential and commercial HVAC systems. This 120V relay is typically configured for SPDT (Single Pole Double Throw) or SPST (Single Pole Single Throw) operation, depending on the specific furnace or air handler wiring requirements. Operating at 50 60 Hz, it provides precise control over high voltage circuits for