providing a signal to the controller when the 0

A proper grounding surface is required for the flame rectification circuit to complete

spring-assisted closing mechanism prevents the shockwaves associated with standard swing check valves

providing heavy-duty performance for blower limit applications

Antunes Controls 8021204007 Pressure Switch 30067439-890 providing a signal to theThe Antunes Controls 8021204007 is a precision engineered Air Differential Pressure Switch designed for monitoring thin air flows in commercial HVACR and industrial combustion systems. This SPDT pressure switch features an adjustable set point range from 0. 17 to 6. 0 inches water column, providing versatile performance for proof of airflow and filter monitoring applications. Built with a rugged die cast aluminum housing and an integrated cover, it