Synthetic Seating Design: Provides superior seat tightness and prevents refrigerant migration during the off-cycle

this valve is rated for 450 PSI

DEFROST RELAY

diaphragm screw

this proportional control valve delivers stable temperature regulation and superior rangeability for demanding hydronic loops

Carrier 331709-789 TXV Kit 320788-703 Synthetic Seating Design: Provides superiorEnsure peak evaporator performance with the Carrier 331709 789 TXV Kit, a factory authorized solution designed for 3 to 3. 5 ton residential and light commercial systems. This OEM thermostatic expansion valve is highly compatible with R410A refrigerant, utilizing an internal check valve to manage liquid flow effectively during cooling cycles. Engineered to replace outdated part numbers like 331709 772 and 1185501, this TXV replacement kit features a 3