The Carrier HK02ZA436 is a professional-grade high pressure switch engineered for critical refrigerant monitoring in industrial refrigeration and air conditioning systems

the stem utilizes a 1/4-20 NPT threaded end for secure attachment to the valve body and a 5/16-18 NPT threaded end for the float

It features a robust single-side flat shaft with a 5/16-inch diameter and 2 1/8-inch length

Smith 100208231 Fuse is a critical 3

Heil Quaker ICP 39000310 Sensor 30067439-890 The Carrier HK02ZA436 is aThe Heil Quaker ICP 39000310 Sensor is a high precision OEM HVAC air sensor engineered for mission critical monitoring of airflow, air quality, and temperature dynamics. This sensor assembly air is a factory authorized replacement part, ensuring seamless physical and electrical integration into Heil Quaker HVAC systems, as well as units from related brands like Tempstar, Comfortmaker, and Arcoaire. Designed for technicians who demand exact drop in