this genuine part is the standardized choice to maintain factory specifications and ensure continuous equipment protection

Snap Action Operation: High-speed contact separation minimizes arcing and extends the life of the internal switch gear

when paired with an activation kit

this 10k ohm thermistor provides real-time resistance feedback to the control board

This 1-1/2 inch 740-045 model acts as a direct replacement for 740-1 1/2-45 configurations

Carrier KSATX0401PUR TXV Kit 318973-401 this genuine part is theThe Carrier KSATX0401PUR TXV Kit is a critical OEM replacement part designed for high performance R410A refrigerant systems. This Puron balanced port hard shut off TXV is purpose built to maintain precise superheat control across varying load conditions, ensuring the evaporator coil operates at peak thermal efficiency. Rated for 4 ton capacity applications, this thermal expansion valve prevents liquid slugging and optimizes the refrigeration cycle in