Maintenance Free, No Moving Parts!
Venturi-type vacuum pump removes moisture from air conditioning systems so you safely add refrigerant. Easy to operate, just connect an air line and it pulls full vacuum within 2 minutes. Ideal for automotive air conditioners, home air conditioners, refrigerators, freezers, and more!
Vacuum level: 28.3" of mercury at sea level
Air consumption: 4.2 CFM
Air inlet: 1/4'' NPT

Specifications
Air pressure: 75 PSI Minimum,180 PSI Maximum
Air Consumption: 4.2 CFM/90PSI
Vacuum Capacity: 28.3" of Mercury at sea level/90PSI
Air Fittings: 1/4"NPT