Spence uses a color-coding system for their pilot springs

this switch is a direct-fit for various OEM board-mount configurations

Technicians should look for visible leaks

providing an automatic safety shutoff if an over-temperature condition occurs

OEM Precision: Direct replacement for Armstrong R45582-001 to ensure balance and system compatibility

Miscellaneous Product TS-470 Switch Els PW 17895 Spence uses a color-coding systemThe TS 470 Damper Position Switch provides open or closed position indication for compatible HVAC dampers and control assemblies. It uses an encapsulated mercury SPDT position switch mounted on a crank arm designed for a 1 2 inch horizontal damper shaft. This HVAC damper end switch changes contact state as the shaft rotates, allowing a building automation system, control panel, relay circuit, or other compatible equipment to confirm damper position.