Delivery Scope

testo 552 digital vacuum gauge with Bluetooth®, two AA batteries.

Digital Vacuum Gauge - testo 552
Model No: testo 552 Part No: 0560 5522

Testo 552 is a high-precision digital vacuum gauge is ideal for evacuating refrigerant systems or heat pumps.

  1. Highly accurate and reliable measurement results
  2. Measurement data monitoring via testo Smart Probes App
  3. Measurement data dispatch via testo Smart Probes App
  4. Measurement of the evaporation temperature of H2O
  5. Optical alarm when a limit value is exceeded
  6. Extremely robust and water/dirt resistant (IP 42)


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)
General technical data
Weight 500 g
Dimensions 160 x 110 x 50 mm
Operating temperature -10 to +50 °C
Protection class IP42
System requirements requires iOS 8.3 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0
Product colour black/orange
Battery type 2 AA
Battery life 50 hrs (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
Get A Free Quote / Need a Help ? Contact Us