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Testo 549i – Smart Pressure Meter

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Quick measurement of high & low pressure.


Hose free installation on refrigerant systems.


Quick and easy installation at pressure connections.


Send measured value report in .pdf or excel file format via email.

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Product Description

The professional and compact testo 549i high-pressure measuring instrument can be controlled via the testo Smart Probes App using your smartphone or tablet, and is ideal for carrying out servicing and troubleshooting on air conditioning and refrigeration systems. The App also enables evaporation and condensation temperatures to be calculated automatically. 

- Measurement of high and low pressure
- Quick and easy installation at the pressure connection
- Low refrigerant loss thanks to hose-free application
- Measuring range 0 to 60 bar 

Testo offers you greater mobility when measuring: used in conjunction with your smartphone or tablet, the handy testo 549i high-pressure measuring instrument is suitable for carrying out wireless servicing and troubleshooting on air conditioning and refrigeration systems, as well as for installing them. The measuring instrument can be set up quickly and easily, directly at the pressure connection. The testo 549i makes working on widely spaced pressure connections considerably easier thanks to wireless connection to a smartphone or tablet. Also practical: no hoses are required for measurements, meaning that no or only very little refrigerant is lost. When used in conjunction with the testo 115i clamp thermometer, individual refrigeration system parameters can also be calculated. 

More measuring convenience thanks to the App 

Readings can be viewed conveniently on your terminal device via the testo Smart Probes App. The App also enables evaporation and condensation temperatures to be calculated automatically. All measurement data is displayed either as a chart or in table form. The measurement data log can be emailed directly as a PDF or Excel file. 

System requirements:
- iOS 8.3 or later
- Android 4.3 or later
- Bluetooth 4.0 

What's Included: testo 549i, Batteries and calibration protocol.

 

Technical Data

Instrument Sensor Pressure
Measuring range 0 to 60 bar
Accuracy ±1 digit 0.5 % of measuring range final value
Resolution 0.01 bar
Connection 7/16" – UNF
Overload rel. 65 bar

 

 

General Technical Data

Compatibility Requires mobile end device with Bluetooth 4.0
Storage temperature -20 to +60 °C
Operating temperature -20 to +50 °C
Battery type 3 micro batteries AAA
Battery life 130 hrs
Measurable life CFC, HFC, HCFC, N, H20, CO2
Dimensions 125 x 32 x 31 mm

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