Precise Thermal Response: Engineered for tight temperature differentials to prevent short-cycling and equipment fatigue

assisting in critical venting protocols

a 325-12A39 vent limiter must be added

matching the 1/14 HP rating

eliminating the need for time-consuming field calibration

Copeland Comfort Control (Alco) 064989 Check Valve Els PW 29614 Precise Thermal Response: Engineered forThe Copeland Comfort Control (Alco) 064989 is a heavy duty ACK 12 magnetic check valve designed for commercial refrigeration and air conditioning systems. This mechanical 3 4" ODF sweat check valve prevents refrigerant migration and backflow during compressor off cycles, ensuring system stability in discharge, liquid, or suction lines. Specifically engineered for reliability, the 064989 features a built in 30 mesh stainless steel strainer to protect