stonylab Rotary Vane Vacuum Pump, 4.5 CFM 10 15 Pa 1/2 HP 2 Stage Compact Pump for HVAC AC Refrigerant Recharging Air Tool

StonyLab 2 Stage Rotary Vane Vacuum Pump provides a reliable vacuum source for vacuum filtration, vacuum desiccation, solid phase extraction, and more; can also be used with rotary evaporator Flow Rate: 4.5 CFM （128L/min）, Max Power: 1/2 HP, Ultimate Vacuum: 10-15 Pa, Voltage: 220V, oil capacity: 350 ml Quick, easy setup and simple, user-friendly operation; The pump offers low vibration, quiet and stable performance with a solenoid valve preventing oil or gas from backflow Widely used to compress and convert gases for lab experiments, research, vacuum packing, refrigeration maintenance, wine degassing, deaeration, thermoplastic molding, and other applications; ideal for repairing air conditioning systems including R134, R134A, R12, R22, R22A, R404A, R407C, R502, R410A; R32 explosion-proof