alarm signaling

This spring kit is best suited for standard modulating water or steam valve operations

this manual reset rollout switch is the standard OEM replacement for most furnaces under the Johnson Controls umbrella

Durable Motion Control: High-performance internals allow for precise linear motion control and dependable solenoid actuation

the Watts 0881428 is lead-free and suitable for both steam and high-temp water systems

Cleveland Controls AFS-952-B Switch Els PW 17895 alarm signalingThe Cleveland Controls AFS 952 B is a field adjustable differential air pressure switch designed for critical monitoring in commercial HVAC and industrial combustion systems. Engineered with a large silicone diaphragm, this switch accurately detects positive, negative, or differential pressure within a broad set point range of 0. 03" w. c. to 12. 0" w. c.. As a veteran grade air flow proving switch, it features an integrated 8 second time delay relay