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The Cleveland Controls RFS-4100-040 is a heavy-duty
including the legacy Robertshaw 802 series
If your application requires a higher or lower PSI
Extreme Temperature Range: Rated from -40°F up to 300°F for versatile application across various refrigeration cycles
A.J. Antunes 8021204002 Pressure Switch Els PW 17895 The Cleveland Controls RFS-4100-040 isThe 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