testo Smart Probes Refrigeration Set - Wireless Smart Probe Kit

Order-Nr.  0563 0002

  • Simultaneously measures high-side and low-side refrigerant pressure and temperatures of AC and refrigeration systems

  • Low-loss AC/R system checks, with no hoses required!

  • Compact wireless AC/R test kit

  • Calculates superheat and subcooling in the Smart Probes app

The testo AC/R Smart Probe Set is a combination of four instruments that measure high-side and low-side pressures and temperatures of A/C and refrigeration systems.  Configured to be used during the commissioning, servicing, PM, and troubleshooting of A/C and refrigeration systems.  This kit can be operated without the need for any other tools, besides your smartphone to communicate with the instruments.

Product Description

Users can remotely read measurements from multiple probes by using the testo Smart Probes smartphone app.  This kit comes with a handy case at a great value.

The testo Smart Probes app is a powerful and easy to use tool.  It allows you to remotely read measurements from up to six (6) Smart Probes, and easily document and report the results.  Automatic calculations make it a snap!

All measurement data is displayed as instrument readings, tables, or graphs.  The measurements can be quickly saved as PDF or Excel files.  The app creates custom reports, which can be saved and/or shared by email.  All your data can be stored and retrieved, saving you hours of time consuming paperwork!


Delivery Scope

testo Smart Probes AC/R set for servicing, commissioning, and error detection on air conditioning and refrigeration systems, including 2x testo 115i, 2x testo 549i, testo Smart Case (refrigeration), batteries, and certificate of calibration
Temperature - NTC

Measuring range

-40° to 302 °F / -40 to +150 °C


±2.3 °F (-4° to 185 °F) / ±1.3 °C (-20 to +85 °C)


0.1 °F / 0.1 °C

Pressure measurement

Measuring range

-15 to +870 psi / -1 to +60 bar




0.01 psi / 0.01 bar

Probe connection

7 / 16 in. - UNF

Overload rel. (high pressure)

+943 psi / +65 bar

General technical data


7 x 4 x 1 (testo 115i) / 183 x 90 x 30 (testo 115i)

5 x 1 x 1 (testo 549i) / 125 x 32 x 31 (testo 549i)

Operating temperature

-4° to 122 °F / -20 to +50 °C



System requirements

requires iOS 8.3 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0

Product colour


Battery type

3 micro batteries AAA (per Smart Probe)

Battery life

150 h (testo 115i); 250 h (testo 549i)

Pressure media


Storage temperature

-4° to 140 °F / -20 to +60 °C


29.52 oz. / 837 g