Harbor Freight Tools


Air Vacuum Pump with R134A and R12 Connectors

Venturi-type air vacuum pump easily adds refrigerant

Compare to
ROBINAIR 34970 at $75.64 Save 78%

+ Add to My List

Check Inventory For This Product At a Store Near You

This air vacuum pump is ideal for automotive air conditioners, home air conditioners, refrigerators and freezers. The air vacuum pump is a venturi-type AC pump that eliminates moisture from air conditioning systems, making it safe and easy to add refrigerant. The air vacuum pump is easy to operate and pulls full vacuum within two minutes of being connected to an air line.

  • Includes 1/2 in. ACME (R134a) and R12 connectors
  • Vacuum level: 28.3 in. of mercury at sea level
  • Air consumption: 4.2 CFM @ 90 PSI
  • Air inlet: 1/4 in.-18 NPT

Air inlet size
1/4 in-18 NPT
Automotive Air Conditioners, Home Air Conditioners, Refrigerators, Freezers, And More!
Average air consumption
4.2 CFM
28.3 in. of mercury
Product Height
6-1/2 in.
Product Length
8-3/8 in.
Product Width
5 in.
Shipping Weight
1.09 lb.
Working pressure (psi)
90 PSI
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change

We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.