Carrier HH19ZA170 Switch 30067439-890 the FS200 flow switch can

the FS200 flow switch can be installed in vertical lines

uniform mechanical lock between the drive shaft and the sheave

ensuring code compliance with UL 2075 standards

and hot gas line applications

The Fenwal 22-100001-080 is rated for 1500°F

Carrier HH19ZA170 Switch 30067439-890 the FS200 flow switch canThe Carrier HH19ZA170 is a high limit HVAC temperature safety switch engineered for critical thermal protection in residential and commercial furnaces. As a genuine OEM replacement part, this 170 degree limit switch is calibrated to effectively interrupt the heating cycle if the internal plenum temperature reaches its thermal cutout threshold of 170F. The HH19ZA170 limit switch serves as a mandatory safeguard, preventing heat exchanger damage and