always verify coil voltage and physical footprint to ensure safety and fitment in the existing control box

remote-bulb immersion-type temperature control engineered for high-limit safety applications in hydronic boilers and storage tanks

5-ton air conditioning compressor

Durable Construction: Built to withstand the high-temperature environment of the furnace cabinet without drifting from calibrated setpoints

Durable Construction: Features a robust 48 frame and thermal overload protection to handle the rigors of continuous duty HVAC cycles

Lennox 67K19 Relay 318973-401 always verify coil voltage andThe 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