Uniweld’s 90494 R1234yf High Side Manual Service Coupler with 1/4″ M.F. connection accurately centers to the schrader valve preventing damage to the schrader and securely locking the coupler onto the A/C service port. Meets SAE J2888 (R-1234yf Service Hose, Fittings and Couplers for Mobile Refrigerant Systems Service Equipment).

MFG. Part #