Carrier 330819-401 Service Valve 318973-401 making it a critical component

making it a critical component for remote or off-grid installations where electrical reliability is paramount

Its robust solenoid design handles the rigors of frequent cycling

The external equalizer compensates for pressure drops across the evaporator

you need a valve that won't fail under pressure

Carrier 330819-401 Service Valve 318973-401 making it a critical componentThe Carrier 330819 401 is a genuine OEM Liquid Line Service Valve designed for HVAC refrigeration systems requiring a 3 8 inch connection. Engineered for Carrier, Bryant, and Payne residential and commercial units, this brass body valve facilitates critical maintenance by allowing technicians to isolate the refrigerant charge within the condenser during system evacuations or part replacements. Its robust construction ensures a reliable, leak proof