A.J. Antunes 8021203090 Pressure Switch Els PW 17895 or if it lights and

or if it lights and immediately shuts down because the flame isn't sensed

Unlike cheaper alternatives

Industrial-Grade Build: Designed to withstand the thermal cycling common in outdoor condenser units and furnace cabinets

System Efficiency: Precision-molded internal geometry optimizes venter airflow

preventing heat exchanger damage and system overheating

A.J. Antunes 8021203090 Pressure Switch Els PW 17895 or if it lights andThe A. J. Antunes 8021203090 Pressure Switch is a professional grade air differential pressure switch designed for precision monitoring in HVAC and industrial air handling systems. This Model SMD unit features a versatile operating range of 0. 17" to 6" WC (Water Column), allowing technicians to accurately calibrate set points for proof of airflow and filter static pressure drop. Engineered with a Single Pole Double Throw (SPDT) contact configuration,