Cleveland Controls AFS-298-391 Sensing Switch 321702-401 Enhanced Safety: Maintains the specific

Enhanced Safety: Maintains the specific airflow requirements necessary for proper pressure switch operation

This component is designed for specific Carrier

Key Benefits: Precise Pressure Regulation: Fixed at 4" WC to ensure stable combustion and prevent soot buildup or overheating

look for bulging or leaking casing on the old unit

Rugged Construction: Utilizing stainless steel bellows ensures resistance to vibration and long-term fatigue in high-pressure environments up to 245 psig MWP

Cleveland Controls AFS-298-391 Sensing Switch 321702-401 Enhanced Safety: Maintains the specificThe Cleveland Controls AFS 298 391 is a high performance air pressure sensing switch designed for precision in commercial HVAC and energy management systems. Engineered as a general purpose differential pressure switch, it monitors positive, negative, or vacuum air pressure with a field adjustable set point range from 0. 05" w. c. to 12. 0" w. c. This unit is factory calibrated to change contacts on increasing pressure at 0. 30" w. c. ( 0. 02" w. c.),