Contractor Grade: Standardized 1/4 HP output and 208/230V compatibility make it a staple for service vans maintaining York-family equipment

Can I program the speeds in the field

With its DIN plug connectivity or lead wire options

some contractors use it in R-407C retrofits after a full oil flush and replacement with POE oil

it is designed to hold the packing follower and spring flange in both 125 lbs and 250 lbs globe valve configurations

Carrier HH18HA440 Limit Switch 323055-751 Contractor Grade: Standardized 1/4 HPThe Carrier HH18HA440 is a high performance Auto Limit Switch designed for precise thermal protection in residential and light commercial HVAC equipment. Built for high reliability applications, this OEM Carrier part functions as a critical safety component by monitoring internal plenum temperatures. It is engineered with a set 140 degree Fahrenheit open temperature and a 100 degree Fahrenheit close temperature, ensuring your system initiates a safety