Integrated Diagnostics: Features onboard LED status indicators to streamline field troubleshooting and verify heat pump defrost cycle operation

Built to official York HVAC specifications

Integrated Auxiliary Switch: One SPDT switch included for verifying valve position or sequencing additional HVAC components

this 1/2" NPT gas valve features a redundant dual-operator design

Is this thermistor assembly compatible with Tempstar units

Dwyer Instruments FS-2 Flow Switch 320788-704 Integrated Diagnostics: Features onboard LEDThe Dwyer Instruments FS 2 Flow Switch is a rugged, vane actuated solution designed for reliable flow proving in hydronic and industrial liquid systems. This paddle flow switch features a 1" male NPT process connection and a durable forged brass body, making it ideal for monitoring flow in boilers, chillers, and horizontal pipelines ranging from 1" to 8" in diameter. With a NEMA 4 enclosure (IP64) made of die cast aluminum, this unit is built for