Cleveland Controls AFS-227 Pressure Switch THPU32HP7Y 922528 is the direct replacement

922528 is the direct replacement for 904415

The assembly features a 42-inch capillary and a 3/16" x 15-3/8" bulb

securing the interface between the cover plate and the heat exchanger

Engineered from high-grade brass

the 919 uses a different internal configuration

Cleveland Controls AFS-227 Pressure Switch THPU32HP7Y 922528 is the direct replacementThe Cleveland Controls AFS 227 Pressure Switch is a high performance, general purpose proving switch engineered for critical HVAC, energy management, and light industrial applications. This adjustable differential pressure switch features a sensing range of 0. 05" 0. 02" w. c. to 12. 0" w. c., providing technicians with a highly versatile field adjustable solution for monitoring positive, negative, or differential air pressure. Built with a durable