Cleveland Controls RFS-4001-038 Pressure Switch ensuring consistent airflow verification throughout

ensuring consistent airflow verification throughout the heating season

Is the wiring harness included with the 75M49 coil

Bypassing a safety limit switch is strictly against safety protocols

and GMS series

How does the constant differential feature benefit the system

Cleveland Controls RFS-4001-038 Pressure Switch ensuring consistent airflow verification throughoutThe Cleveland Controls RFS 4001 038 is a professional grade airflow pressure sensing switch designed for robust performance in HVAC and energy management systems. Engineered to detect positive, negative, or differential air pressure, this adjustable pressure switch features a set point range from 0. 15" w. c. to 5. 0" w. c. with a specialized progressive differential for precise calibration. This model is a direct replacement for RFS 4001 025 and