Utica-Dunkirk AC-3940-47 Flame Sensor Kit 322027-701 and its unique design allows

and its unique design allows for horizontal mounting without the need for dead-on leveling

Thermal Stability: Heavy-gauge construction handles rapid cycling without the deformation risks associated with lower-grade aftermarket alternatives

technicians should verify specific setpoints to ensure they align with the requirements of the refrigeration system being serviced

it features a 1/2" MNPT threaded outlet for direct connection to standard plumbing runs or locknut securing

Utica-Dunkirk AC-3940-47 Flame Sensor Kit 322027-701 and its unique design allowsThe Utica Dunkirk AC 3940 47 Flame Sensor Kit is an essential OEM replacement part engineered for precise flame rectification in high efficiency gas fired furnaces and boilers. This critical safety component monitors the burner's combustion process, ensuring the gas valve remains open only when a consistent ignition source is detected. Designed with a robust high temperature rod, the sensor operates reliably across a temperature range of 40 to 185