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Omni Digital Vacuum Gauge with R-1234yf and R-134a Adapters



The Omni™ Digital Vacuum Gauge is an easy-to-use, compact vacuum gauge that is loaded with features for the price. 

Features and Benefits

  • High-impact glass reinforced housing
    • Durability to survive accidental drops
    • Withstands line pressures up to 450 psi
  • Convenient user interface and setup features
    • Reads a variety of vacuum units (micron, millibar, Torr and Pascal)
    • Audio and visual signals when target vacuum level is reached
    • Automatic power down and time out reduces battery replacement


CCI37951        Adapter for R-1234yf A/C Systems
CCI37952        Adapter for R-134a A/C Systems
CCI69020        Omni Vacuum Gauge with 1/4” Fitting


One year

Product Specifications

  • Measurement Accuracy: +/- 20% of reading (from 10,000 to 25 microns)
  • Battery: (2) AAA Batteries (included)
  • Storage Temperature: -4°F to 140°F (-20°C to 60°C)
  • Battery Life: 100+ hours continuous
  • Working Humidity: 0-95% RH (non-condensing)
  • Dimensions: 1.6"W x 6"L x 1.6" Thick including fitting; (4cm x 15.3cm x 4cm)
  • Weight: 0.36 lb. (175 grams)
  • IP Class: IP-50
  • Vacuum Reading Resolution: 1 micron (from 1,000 to 5 microns); 10 microns (from 10,000 to 1,000 microns); 100 microns (from 25,000 to 10,000 microns)
  • Working Temperature: 32°F to 104°F (0°C to 40°C)
  • Proof Pressure: 450 PSI

  • Use for high vacuum leak test and moisture evaporation with A/C machines not including a precision vacuum gauge.