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the Watts 0274428 is a fixed-pressure safety device
Key Benefits for Installation Ensures seamless compatibility between MP8000 series actuators and flanged VG2000 series valves
compatible with most industry-standard alarm and fire panels
Key Benefits High Current Capacity: Rated for 20 Amp resistive loads
Lochinvar & A.O. Smith 100166220 Pressure Switch Els PW 17895 the Watts 0274428 is aThe Lochinvar & A. O. Smith 100166220 is a high precision air pressure switch designed for critical safety monitoring in commercial and residential HVAC systems. Engineered to function as a Single Pole Single Throw (SPST) switch, this component features a fixed set point of . 10" WC (Water Column). It is essential for verifying proper induction draft and airflow before allowing the ignition sequence to proceed in high efficiency boilers and water