and MP904 series pneumatic operators

providing superior resistance to moisture and environmental stressors

which enables seamless conversion from threaded 2CH thermocouples to snap-in 2C thermocouple styles

Standard Electrical Specs: Operates on common 120V circuits for broad industrial application

This 301 Stainless Steel diaphragm provides the necessary flexibility and tensile strength required to actuate the pilot mechanism in steam pressure reducing stations

Lennox 79J21 Ignitor and MP904 series pneumatic operatorsThe Lennox 79J21 Ignitor is a heavy duty, genuine OEM electrode designed specifically for high demand residential and commercial furnace applications. As a dual purpose Lennox spark ignitor and flame sensor, this component provides the high voltage arc necessary for rapid gas ignition while simultaneously monitoring the burner flame to ensure safe, continuous operation. This furnace ignitor replacement is built using a glazed L 5 steatite insulator