Carrier HK02ZA453 Switch R-22 Smith B4940

Smith B4940

Technicians should perform a resistance check across the sensor leads and compare the ohms against the Maxitrol Series 14 calibration chart for the current ambient temperature

this valve utilizes a replaceable ring packing to maintain a tight seal

The Schneider Electric (Erie) VT3213 Valve Body is a professional-grade solution for high-demand hydronic zone control

F261KFH-V02C is the direct replacement for F61KD-8

Carrier HK02ZA453 Switch R-22 Smith B4940The Carrier HK02ZA453 Pressure Switch is a critical safety component designed for precise monitoring of internal system pressures in residential heating and commercial HVAC applications. This genuine OEM replacement part is engineered to meet the exact manufacturing tolerances required for Carrier, Bryant, and Payne equipment. Functioning as a high limit safety, this 448 327# pressure switch features a specific actuation range of 448 to 327 PSI,