Refrigerants: Category Ⅲ: R12, R134A, R401C, R500                       Category Ⅳ : R22, R401A, R401B, R402B, R407C, R407D, R407D, R408A, R409A, R411A, R411B, R412A, R502, R509                       Category Ⅴ: R402A, R404A, R407A, R407B, R410A, R507 Power Supply: 220~240V/ 50~60HZ    115V/60HZ Motor: 3/4HP Ac Motor Speed: 1450rmp/ 1750rpm     1750rpm Maximal Current: 4/8A Compressor: Oil-Less, Air-Cooled, Piston Style Automatic Safety Shut-off: 38.5bar/ 3850kpa(559psi) Operating Temperature: 0-400c Refrigerant Recovery Rate kg/min Vapor:Category Ⅲ/ Ⅳ/Ⅴ 0.2/0.25/0.25 Liquid: Category Ⅲ/ Ⅳ/Ⅴ 1.6/ 1.8/ 2.2 Push/ Pull: Category Ⅲ/ Ⅳ/Ⅴ 4.6/ 5.6/ 6.3 Dimensions: 465*225*360mm Weight: 15.5kg