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Bluetooth Bullseye Piezo 775i | Rough Vacuum Gauge | UL, CSA, CE Certified



The Bullseye Precision Gauge Piezo-775i provides highly accurate and reliable vacuum readouts in the rough vacuum range .5 to 775 Torr and 11 additional measurement units.


  • Visual Graphing: Patented digital graphing capabilities (Pumpdown graph, Autoscaling line graph, and bar graph)
  • Remote Monitoring: Transmits vacuum information to cell phones or tablets via Bluetooth
  • Data Capture: Communicates with the DigiVac Cloud so you can view your vacuum process and record your data

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  • Manuals

Product Description

Bluetooth Bullseye Piezo 775i 

  • Versatile digital rough vacuum gauge that you can monitor right from your phone or tablet (Apple ios and android)
  • Enables remote monitoring and troubleshooting
  • Set low and high alarm from your phone
  • Email vacuum data for documentation or transmit vacuum data directly to the DigiVac Cloud
  • CE, CSA, UL, and RoHS

Portable and Precise 

  • Bluetooth Bullseye Piezo | rough vacuum gauge with hermetically sealed isolated stainless steel sensor that is ideal for applications where more precise measurement of rough vacuum is necessary
  • Includes a powerful magnet and kickstand to enable hands-free operation
  • Long battery life and versatility with 12 different measuring units (micron, Torr, Inches of Hg, kPa, Inches of H20, millitorr, mbar, Pa, PSIA, mm of Hg, bar, and mm of H2O)
  • Calibrated under actual vacuum against a NIST standard (NIST certification with documentation is an available option)

Graphing and Analysis

  • Patented vacuum graphing displays vacuum and time data
  • Visual graphing right on the display that identifies current system status
  • Vacuum Analytics to quickly identify vacuum pressure trends (Pump-down graph, auto-scaling line graph, and bar graph)
  • Digital display for quick determination of vacuum level


  • Rotary Evaporation
  • Schlenk line monitoring
  • Botanical oil processing
  • Falling Film
  • Altitude Simulation
  • Vacuum Process Monitoring

Get The App Today!

    Download The Vacuum Gauge Android App Here Get Vacuum Gauge In The App Store Today


The Bullseye Precision Gauge Piezo uses a 775i Piezo sensor, has 12 measurement units, including inches of mercury, and is capable of transmitting vacuum data directly to the DigiVac Cloud.

Additional Information

Weight 5 lbs
Shipping Dimensions 10 x 6 x 6 in
Sensor Type



Torr, mbar, bar, kPa, inches of Hg, mm Hg, millitorr, microns, inches of water, PSI, Pa







Total Range

1 – 775 Torr, -29.92 – 0.59 in of Hg


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