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and smart thermostats that demand consistent amperage
It is designed to interface correctly with the actuator stem and stem clamp found on Type 05 pneumatic assemblies used on Nor East 2-1/2" to 3" valve sizes
When swapping out a Lennox cold end header box
providing a secure fit for OD tubing
optimized for long-term continuous duty
Cleveland Controls AFS-155 Air Proving Switch 321042-401 and smart thermostats that demandThe Cleveland Controls AFS 155 Air Proving Switch is a versatile differential pressure switch designed to monitor positive, vacuum, or differential air pressure in commercial HVAC and energy management systems. This adjustable air pressure switch features a wide set point range from 0. 05" . 02" to 2. 0" w. c., allowing for precise field adjustments to meet specific application requirements. Built with a rugged die cast aluminum housing and a silicone
