Refrigerant Evacuation Pump 4 cfm Displacement 1/2 hp HP Inlet Port Size 1/4 in and 3/8 in Flare Voltage 115V AC Amps AC 7 A 60 Hz Hz 25 micron End Vacuum Overall Length 14 in Overall Height 12 in Overall Width 6 1/2 in Weight 31 lb Oil Capacity 18 oz Cord 6 ft Body Material Aluminum Includes Check Valve