Cleveland Controls AFS-460-136 Switch 30067439-890 This is typically achieved by

This is typically achieved by cycling the thermostat at the wall or briefly disconnecting the main power supply to the unit

Key Benefits for Contractors: Direct Replacement: Engineered as the exact substitute for DFS-221-271

Common Questions: Can this be used on a 1/2-inch shaft

70" WC Green Switch

By providing the mechanical resistance necessary to counteract air pressure signals

Cleveland Controls AFS-460-136 Switch 30067439-890 This is typically achieved byThe Cleveland Controls AFS 460 136 is a professional grade air pressure sensing switch designed for critical airflow proving applications in commercial HVAC and energy management systems. This field adjustable unit features a DPDT (Double Pole Double Throw) relay configuration, providing versatile switching logic for 120V to 277VAC circuits. Engineered for precision, it monitors positive, negative, or differential pressure across a range of 0. 40" 0.