National refrigeration products GS 2000 refrigerant oil less recovery unit 115v
In good working condition, for R12, R134a, R401C, R406A and R500 GROUP IV R401A, R409A, R401B, R412A, R411A, R407D, R22, R411B, R502, R407C, R402B, R408A and R509 GROUP V R407A, R404A, R402A, R507, R407B and R410A