Carrier HK02SA440 Pressure Switch 321042-401 Maintaining this set point is

Maintaining this set point is critical for reducing soot buildup and protecting the integrity of the heat exchanger

Airtight Seal: Eliminates exhaust leaks at the furnace flue connection point

As a RedHat II series component

This 24 inch HVAC fan blade features a steep 25 degree pitch and a 3-blade configuration

this unit offers seamless backwards compatibility while maintaining the high standards required for temperature critical and time sensitive process applications

Carrier HK02SA440 Pressure Switch 321042-401 Maintaining this set point isThe Carrier HK02SA440 High Pressure Cutout is a vital OEM replacement pressure switch engineered to protect HVACR systems from extreme internal pressures. This high pressure switch features a 660 PSI cutout and a 505 PSI reset (660 505#), ensuring the compressor shuts down immediately when safety thresholds are exceeded. Designed by Sensata (part number PS80 01 1055), this manual reset pressure control is a factory authorized part for Carrier, Bryant,