A.J. Antunes 8021204002 Pressure Switch Els PW 17895 with the "U" suffix indicating

with the "U" suffix indicating universal packaging for the trade market

Upgrade your Honeywell Series 90 Modutrol IV Motors with the Honeywell 4074EDC Resistor Kit

The Emerson Alco 047614 Filter Drier

including the legacy Robertshaw 802 series

a different orifice size is required to compensate for the higher energy density and pressure of liquid propane

A.J. Antunes 8021204002 Pressure Switch Els PW 17895 with the "U" suffix indicatingThe A. J. Antunes 8021204002 Pressure Switch (Model SMD) is a field proven SPDT air differential pressure switch engineered for precision monitoring in commercial HVAC systems and industrial air handling units. This switch operates across a 0. 17" to 6" W. C. pressure range, allowing technicians to accurately calibrate set points for proof of flow, filter monitoring, or fan status verification. Designed with 1 4" compression fitting connections, it