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protecting building occupants from carbon monoxide risks
fluorescent
always refer to your unit-specific wiring diagram
With a floating PTFE diaphragm design
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
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