Johnson Controls S350PQ-1 Module Els PW 29614 the mounting flange must be

the mounting flange must be sourced separately based on your piping requirements

This specific furnace air pressure switch is the certified direct replacement for 42-21582-03

providing rapid pressure relief for steam gases

the EP2101S supports selectable input signals including 4-20mA

Designed for rapid cycling and low-power consumption

Johnson Controls S350PQ-1 Module Els PW 29614 the mounting flange must beThe Johnson Controls S350PQ 1 is a high performance Proportional Plus Integral Temperature Stage Module designed for precise modulating control in commercial HVACR applications. This electronic stage module interfaces seamlessly with the A350 series, utilizing a 5 Vdc reference provided by the A350 and operating on a standard 24 V power supply. Field proven and versatile, the S350PQ 1 offers both 0 to 10 Vdc and 0 to 20 mA analog outputs, allowing