VEVOR Refrigerant Recovery Machine, 110V-120V AC 60Hz 3/4HP, Dual Cylinder Oil-less, Portable Recovery Unit. Machine arrived in perfect condition. Decal on machine says "RR500 (R32 & R1234yf) 3/4 Hp. Operating manual Specs lists Refrigerants: Category III : R12, R134A ,R401C, R406A, R500, 1234YF. Category IV : R22, R401A, R401B, R402B, R407C, R407D, R408A, R409A, R411A, R411B, R412A, R502, R509. Category V: R402A, R404A, R407A, R407B, R410A, R507, R32.
Easy to use and worked excellent on recovery of R22 and R410A units. As unit will not be used on a regular basis, I purged with Nitrogen as recommended for longer storage periods. Very happy with this machine and would not hesitate to purchase again.