TESTO 552 Digital Vacuum Gauge

$499.99 AUD (Inc GST)
Tax included. Shipping calculated at checkout.

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TESTO 552 Digital Vacuum Gauge



This TESTO 05605522, TESTO 552 Digital Vacuum Gauge is a high-precision digital vacuum gauge designed to provide you with absolutely reliable readings. It has all the measuring functions you need for evacuating refrigerant systems and heat pumps and is built to last and tough enough to take the odd knock.



  • Measurement data monitoring via Testo Smart App

  • Measurement data dispatch via Testo Smart App

  • Extremely precise, extremely rugged, extremely practical—with visual alarm and backlit display

  • Measures pressure and calculates the evaporation temperature of H2O automatically

  • Extremely precise, rugged and practical: the Testo 552 digital vacuum gauge is ideal for evacuating refrigerant systems or heat pumps

  • As the digital vacuum gauge is IP42 rated (water resistant and dirt proof), it is virtually impervious to moisture and dirt

  • Via a Bluetooth interface, the Testo 552 connects with the Testo Smart App on your Smartphone or Tablet. This allows you to monitor the absolute pressure reached during the evacuation conveniently and wirelessly. In addition to this, the measurement results can be quickly documented in the App and sent by e-mail

Technical Data:

  • Absolute Pressure Measuring range: 0 to 26.66 mbar / 0 to 20000 micron

  • Accuracy: ±(10 micron + 10 % of mv) (100 to 1000 micron)

  • Resolution: 1 micron (0 to 1000 micron) / 10 micron (1000 to 2000 micron) / 100 micron (2000 to 5000 micron) 

  • Overload: absolute: 6.0 bar / 87 psi (relative: 5.0 bar / 72 psi)

  • Operating temperature: -10 to +50 °C

  • Protection class: IP42

  • System requirements: Requires iOS 11.0 or newer; Android 6.0 or newer; requires mobile end device with Bluetooth 4.0

  • Product colour: black/orange

  • Battery type: 2 AA Batteries

  • Battery life: 50 hours (without Bluetooth/backlighting)

  • Connection: 2 x 7/16" UNF

  • Interface: Bluetooth 4.0 wireless technology

  • Parameter: mbar, micron, mmHg, Torr, inHg, inH20, hPa, Pa

  • Measuring rate: 0.5 s

  • Storage temperature: -20 to +50 °C

  • Dimensions (mm): 160 x 110 x 50

  • Weight: 500 g

12 months from date of purchase.
*All warranties exclude consumables such as; filters, gaskets, leads, batteries, fuses, sensors, cases etc*

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