Johnson Controls MP823E001A Valve Actuator 30067439-890 The silver dot is typically

The silver dot is typically located on the face or side of the limit switch body to designate the specifically calibrated 240-degree trip point used in Reznor factory specifications

this Lennox replacement part ensures the SureLight ignition control or similar integrated boards receive reliable power and data

the ASCO 8215 series ensures seamless pneumatic or fuel flow management in demanding HVACR environments

is a high-precision low gas pressure switch engineered for critical monitoring in industrial combustion systems

causing the Marley 4520-2018-003 to reach its 180°F trip point

Johnson Controls MP823E001A Valve Actuator 30067439-890 The silver dot is typicallyThe Johnson Controls MP823E001A is a robust pneumatic valve actuator designed for precise proportional control in HVAC applications. This 25 square inch effective diaphragm area actuator features a 9 13 PSI spring range and a 3 4" stroke, providing the necessary force for reliable fluid regulation. Built with a spring return stem up configuration, it ensures a fail safe position during control air loss. The unit includes a 1 4" OD barbed fitting for