- Brand: SanhuaApplicable Medium Temp: -30 ºC (-22 ºF) ~ +120 ºC (248 ºF)Applicable Refrigerant: R22, R134a, R407C, R410ACertification: ULCharge Port Flare (in): 3/8InFlare in: 7/16-20UNFManufacturer Name: SanhuaMaximum working Pressure: 4.2MPa, 4.83 MPa for special square body v