for high-temperature steam

the blue button indicates a DC coil (24VDC)

providing a reliable switching mechanism for blower cycles and heater sequencers

maintaining consistent flow rates and reducing the risk of pinhole leaks often found in aging liquid concentrate lines

White-Rodgers 3L09-4 Limit Switch for high-temperature steamThe White Rodgers 3L09 4 Limit Switch is a 1 2 inch bimetal disc control engineered for critical thermal protection in residential furnaces and air handling units. Designed for high speed contact separation, this SPST board mount limit switch functions on a fixed thermal profile, featuring a 150 degree F open temperature and a 130 degree F close temperature. With a 3. 12 inch insertion length, this plenum high limit control ensures the sensing element