Product Description of pneumatic 4.2CFM air operated vacuum pump
. -Easy to Operate - Just connect a continuous air supply (80psi) to the "Air Input" fitting (standard 1/4" NPT) at the back of the pump, connect the Air Line and it will Pull Full Vacuum very quickly in Less Than 2 Minutes -This air vacuum pump is a great pump for various conditioners such as automotive air conditioners, home air conditioners, refrigerators and freezers etc. - It is an AC pump that can eliminate moisture from various air conditioning systems, making it safe and easy to charge refrigerant.

Specifications
Vacuum Port: 1/2" (R134a) & R12 Connector
Vacuum Capacity: 28.3” of Mercury at sea level @ 90 PSI
Air pressure Range: 80PSI minimum to 150PSI maximum
Air Consumption: 4.2 CFM @ 90 PSI
Air Inlet: 1/4''NPT
Material: Front connection:aluminum
thick connection: cooper
1 x Vacuum Pump

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