Carrier HH19ZA125 Limit Switch 321894-708 This is an automatic reset

This is an automatic reset control

ideal for high-load startup conditions

Rugged Construction: Built to endure the vibration and thermal cycling common in industrial HVAC systems

and sleeves

the iO-CS65WP significantly reduces the risk of equipment damage or energy waste caused by occupant interference

Carrier HH19ZA125 Limit Switch 321894-708 This is an automatic resetThe Carrier HH19ZA125 Limit Switch provides critical thermal monitoring for residential and commercial heating systems. This OEM Carrier replacement part is engineered to open the electrical circuit when the internal temperature reaches 125F, effectively preventing the heat exchanger from exceeding safe operating limits. Classified as an L125 35F limit control, the switch features an automatic reset mechanism that closes the circuit once the system