Broad Compatibility: An official Source 1 OEM part compatible with various York furnace pressure switch models and associated brands

Constructed with a heavy-duty 5/16" wire diameter for long-term mechanical reliability in steam systems

As a straightforward 1H/1C non-prog control

Can this be used in high-temperature applications

the 390-803 rebuild kit is the standard solution for addressing thermal creep or low-flow temperature fluctuations

Cleveland Controls AFS-275 Switch Broad Compatibility: An official SourceThe Cleveland Controls AFS 275 is a professional grade air pressure sensing switch engineered for precision monitoring in HVAC and energy management systems. This SPDT pressure switch features an adjustable set point range from 0. 05" WC to 2. 0" WC, allowing for granular control over positive, negative, or differential pressure applications. Built with a rugged die cast aluminum housing and a silicone diaphragm, the AFS 275 ensures long term