Delivery Scope

testo 115i clamp thermometer with smartphone operation, including batteries and calibration protocol.

Smart Clamp Thermometer - testo 115i
Model No: testo 115i Part No: 0560 1115

Testo 115i clamp thermometer is the ideal for carrying out temperature measurement at servicing and troubleshooting on air conditioning and refrigeration systems, as well as for installing them, combined with a smartphone or tablet.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of flow and return temperature in heating systems
  3. Temperature measurement on refrigeration systems for automatic calculation of superheating and subcooling
  4. Fast identification of temperature changes by graph curve display
  5. Measurement data analyzed and sent via testo Smart Probes App
  6. Space-saving and easy to transport


Professional measuring technology is now mobile: when it comes to temperature measurements at widely spaced measuring points in particular, the testo 115i makes things much easier – thanks to a wireless connection to the smartphone or tablet. When used in conjunction with the testo 549i pressure measuring instrument, individual refrigeration system parameters can also be calculated.   Measuring using the App offers lots of advantages Measurement data is transmitted wirelessly from the clamp thermometer to the testo Smart Probes App and can be viewed conveniently on your smartphone or tablet – either as a chart or in table form. Temperature changes are therefore immediately evident. The measurement data log can be emailed directly as a PDF or Excel file. This saves you time, allowing you to further increase your efficiency.  System requirements : iOS 8.3 or later Android 4.3 or later Bluetooth 4.0  

Temperature - TC Type K (NiCr-Ni)
Measuring range -40 to +150 °C
Accuracy ±1.3 °C (-20 to +85 °C)
Resolution 0.1 °C
General technical data
Weight 127.4 g
Dimensions 183 x 90 x 30 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 150 h
Storage temperature -20 to +60 °C

Delivery Scope

testo 405i thermal anemometer with smartphone operation, including extendible (400 mm) telescope, batteries and calibration protocol.

Smart Thermal Anemometer - testo 405i
Model No: testo 405i Part No: 0560 1405

requires iOS 8.3 or newer; requires Android 4.3 or newerz,250requires mobile end device with Bluetooth 4.0 <

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tabletsCompact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of air flow velocity, temperature and volume flow
  3. Easy configuration (dimensions and geometry) of the duct cross-section for determining volume flow
  4. Measurement data analyzed and sent via testo Smart Probes App
  5. Telescopic shaft, extendable up to 400 mm p
  6. Telescopic shaft, extendable up to 400 mm
  7. Space-saving and easy to transport


No more surprises: the testo 405i thermal anemometer with smartphone operation from the Testo Smart Probes series is ideal for carrying out measuring tasks in ventilation ducts. It is easy to use the anemometer to determine air velocity, temperature and volume flows. The testo 405i is also suitable for measuring indoor air velocity. Practical when, for example, you want to locate non-airtight windows. Cooling capacities and heating outputs can also be calculated when used in conjunction with the testo 605i thermohygrometer.   Operation independent of measuring location via your smartphone The testo 405i hot wire anemometer combines professional Testo measuring technology with App-based operation. This means you benefit from numerous additional functions in your day-to-day work. With the testo Smart Probes App, you can view readings conveniently on your smartphone or tablet. You no longer have to spend ages trying to make out the display at poorly accessible points. Volume flow can also be measured easily using the App: following intuitive input of the duct cross-section, the App calculates this completely automatically.  The App opens up other practical options too: it not only displays measurement data, but also evaluates and documents it. It is easy to carry out a timed and multi-point mean calculation with the App. It also displays the measurement data curve at the press of a button. And sends the measurement data logs as PDF or Excel files.  

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

Temperature - NTC
Measuring range -20 to +60 °C
Accuracy ±0.5 °C
Resolution 0.1 °C
Velocity - Hot wire
Measuring range 0 to 30 m/s
Accuracy ±(0.1 m/s + 5 % of mv) (0 to 2 m/s) ±(0.3 m/s + 5 % of mv) (2 to 15 m/s)
Resolution 0.01 m/s
General technical data
Weight 119.6 g
Dimensions 200 x 30 x 41 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 15 h
Length probe shaft 400 mm
Storage temperature -20 to +60 °C

Delivery Scope

testo 605i thermohygrometer with smartphone operation, including batteries and calibration protocol.

Smart Thermohygrometer - Testo 605i
Model No: Testo 605i Part No: 0560 1605

The compact testo 605i temperature and humidity measuring instrument in conjunction with a smartphone/tablet and the testo Smart Probes App is ideal to measure air temperature and humidity in rooms and ducts.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of air humidity and temperature in rooms and ducts
  3. Automatic calculation of dewpoint and wet bulb temperature via testo Smart Probes App Measurement data analyzed and sent via testo Smart Probes App
  4. Space-saving and easy to transport


In addition to measuring air temperature and relative humidity in rooms and ducts, the thermohygrometer is also suitable for checking air conditioning system humidifiers. When you use the testo 605i in conjunction with the testo 805i infrared thermometer, you can clearly identify areas susceptible to mould via the traffic light principle, with the assistance of a measurement menu that is already stored in the App.
  
Measure more efficiently using the App. The testo 605i wirelessly transmits the measurement data via Bluetooth to your own smartphone or tablet. With the testo Smart Probes App installed on your terminal device, you can view your readings conveniently. The App also enables the dew point and wet-bulb temperature to be determined automatically. All measurement data is displayed either as a chart or in table form. The measurement data log can then be emailed directly as a PDF or Excel file. 
 
System requirements : iOS 8.3 or later Android 4.3 or later Bluetooth 4.0 

Temperature - NTC
Measuring range -20 to +60 °C
Accuracy ±0.8 °C (-20 to 0 °C),±0.5 °C (0 to +60 °C)
Resolution 0.1 °C
Humidity - Capacitive
Measuring range 0 to 100 %RH
Accuracy 5 to 80 %RH: ±(1.8 %RH + 3 ) at +25 °C
Resolution 0.1 %RH
General technical data
Weight 86.4 g
Dimensions 243 x 30 x 24 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 150 h
Length probe shaft/th> 100 mm
Storage temperature -20 to +60 °C

Delivery Scope

testo 410i vane anemometer with smartphone operation, including protective cap, batteries and calibration protocol.

Smart Vane Anemometer - testo 410i
Model No: testo 410i Part No: 0560 1410

Testo 410i compact vane anemometer with smartphone operation is ideal for measuring air velocity and temperature at air outlets and ventilation grilles. The testo Smart Probes App enables readings to be viewed conveniently and offers intelligent additional functions.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of air flow velocity, volume flow and temperature
  3. Easy parameterization of the outlet for volume flow measurement (dimensions and geometry) Presentation of the volume flow of several outlets for the purposes of regulating systems Measurement data analyzed and sent via testo Smart Probes App
  4. Space-saving and easy to transport


It fits perfectly into any shirt pocket: the testo 410i vane anemometer is ideal for measuring air velocity and temperature at air outlets and ventilation grilles. Even measuring and adjusting the volume flow is easy. The testo 410i gives you huge flexibility, so you can adapt to any unplanned measuring requirements in your everyday work.   Measuring convenience thanks to the App The testo 410i combines professional Testo measuring technology with the efficient functions of an App. Your smartphone or tablet is used as a convenient display for your measuring values on site. You can view all measurement data via the testo Smart Probes App, and email the log immediately as a PDF or Excel file.  Configuration of the volume flow measurement is really easy with the App, partly due to the fact that you can carry out parametrization of the outlet (dimension, geometry) intuitively. Particularly useful: when adjusting a ventilation system, volume flows of multiple outlets can be cross-checked and compared. Timed and multi-point mean calculation also gives you a quick indication of the average air velocity, for example at a ventilation grille.  

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

Temperature - NTC
Measuring range -20 to +60 °C
Accuracy ±0.5 °C
Resolution 0.1 °C
Velocity - Vane
Measuring range 0.4 to 30 m/s
Accuracy ±(0.2 m/s + 2 % of mv) (0.4 to 20 m/s)
Resolution 0.1 m/s
General technical data
Weight 117.8 g
Dimensions 154 x 43 x 21 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 130 h
Diameter vane 40 mm
Storage temperature -20 to +60 °C

Delivery Scope

testo 510i differential pressure measuring instrument with smartphone operation, including hose set (Ø 4 mm and 5 mm) with adapter, batteries and calibration protocol.

Smart Differential Pressure Measuring Instrument - testo 510i
Model No: testo 510i Part No: 0560 1510

The compact testo 510i differential pressure measuring instrument is suitable for quick and easy measurement of gas flow pressure and static pressure, as well as pressure drops on fans and filters.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of gas flow and static pressure, as well as volume flow
  3. Measurement menu for pressure-drop test incl. alarms
  4. Easy configuration and determination of the volume flow
  5. Measurement data analyzed and sent via testo Smart Probes App
  6. Magnetic fixture for better attachment
  7. Space-saving and easy to transport


The testo 510i differential pressure measuring instrument, used in conjunction with a smartphone or tablet, is suitable for quick and easy measurement of gas flow pressure and static pressure, as well as pressure drops on fans and filters. You can also use the compact testo 510i for flow measurement and volume flow measurement.

Use your smartphone or tablet as a display: installed on a terminal device, the testo Smart Probes App allows you to view testo 510i readings conveniently, configure volume flow measurements quickly and easily, and carry out reliable timed and multi-point mean calculation. The App also includes a measurement menu for the pressure drop test. All measurement data can be displayed 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

Differential pressure (internal sensor) - Piezoresistive
Measuring range -150 to +150 hPa
Accuracy ±0.05 hPa (0 to +1 hPa), ±(0.2 hPa + 1.5 % of mv) (+1 to +150 hPa)
General technical data
Dimensions 148 x 36 x 23 mm
Operating temperature -20 to +50 °C
Product-/housing material ABS / TPE
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 3 AAA micro batteries
Battery life 150 h
Storage temperature -20 to +60 °C
Weight 92 g

Delivery Scope

testo 549i high-pressure measuring instrument with smartphone operation, including batteries and calibration protocol.

Smart High Pressure Measuring Instrument - testo 549i
Model No: testo 549i Part No: 0560 1549

Testo 549i high-pressure, the smart compact 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.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of high and low pressure
  3. Fast and easy installation at a pressure connection
  4. Low refrigerant loss thanks to hoseless application
  5. Measurement data analyzed and sent via testo Smart Probes App
  6. Space-saving and easy to transport


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 

Pressure measurement
Measuring range -1 to +60 bar
Accuracy ±0.5 % of fsv
Resolution 0.01 bar
Probe connection 7 / 16 " - UNF
Overload rel. (high pressure) +65 bar
General technical data
Weight 156.6 g
Dimensions 125 x 32 x 31 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 150 h
Pressure media CFC, HFC, HCFC, N, H₂O, CO₂
Storage temperature -20 to +60 °C

Delivery Scope

testo 805i infrared thermometer with smartphone operation, including batteries and calibration protocol.

Smart Infrared Thermometer. - testo 805i
Model No: testo 805i Part No: 0560. 1805

Testo 805i infrared thermometer with 8-point laser circle for highly visible measuring spot marking for non-contact and App-controlled measurement of wall temperatures, as well as fuse and component temperatures in air conditioning systems.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Non-contact IR measurement of surface temperature
  3. Easy image documentation incl. measurement values and measurement spot marking
  4. Measurement data analyzed and sent via testo Smart Probes App
  5. Measurement spot marking with easily visible 8-point laser circle
  6. Space-saving and easy to transport


The testo 805i infrared thermometer, in conjunction with a smartphone or tablet, functions as a compact IR thermometer for wall temperatures, as well as fuse and component temperatures in air conditioning systems. The measuring point is marked clearly with a laser circle made up of eight dots – so you always know precisely where to measure.   Documentation including images via App on a smartphone/tablet With the testo Smart Probes App installed on a terminal device, users can view their readings conveniently. And that's not all: the App can also be used to create and document images, including temperature values and laser marking. A separate measurement menu makes it easier to detect areas that are susceptible to mould. Particularly useful: a list containing the emission levels of certain materials is already stored in the App, so there's no longer any need to waste your time looking these up in tables. All measurement data is displayed either as a chart or in table form. The measurement data log can then be emailed directly as a PDF or Excel file.  

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

Temperature - Infrared
Measuring range -30 to +250 °C
Accuracy ±1.5 °C or ±1.5 % of mv (0 to +250 °C) ±2 °C (-20 to -0.1 °C) ±2.5 °C (-30 to -20.1 °C)
Resolution 0.1 °C
General technical data
Dimensions 140 x 36 x 25 mm
Operating temperature -10 to +50 °C
Product-/housing material ABS / TPE
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 3 AAA micro batteries
Battery life 30 h
Storage temperature -20 to +60 °C
Weight 97 g

Delivery Scope

testo 905i thermometer with smartphone operation, including batteries and calibration protocol.

Smart Thermometer - testo 905i
Model No: testo 905i Part No: 0560 1905

Testo 905i compact thermometer, optimized for Smartphone is ideal for checking ambient temperatures and temperatures in ducts and at air outlets quickly, easily and professionally.

  1. Compact professional measuring instrument from the Testo Smart Probes series, for use with smartphones/tablets
  2. Measurement of temperature in rooms, ducts and at air outlets
  3. Fast identification of temperature changes by graph curve display
  4. Measurement data analyzed and sent via testo Smart Probes App
  5. Space-saving and easy to transport


The compact testo 905i professional thermometer, in conjunction with a smartphone or tablet, is ideal for measuring ambient temperature as well as temperatures in ducts and at air outlets. 
Instant overview of all temperature changes, The innovative Testo measuring technology can be connected to your own smartphone or tablet really easily: with the testo Smart Probes App installed on your terminal device, you can view your readings conveniently. All measurement data is displayed either as a chart or in table form, and can be logged and then emailed directly as a PDF or Excel file. 
 
System requirements : iOS 8.3 or later Android 4.3 or later Bluetooth 4.0 

Temperature - TC Type K (NiCr-Ni)
Measuring range -50 to +150 °C
Accuracy ±1 °C
Resolution 0.1 °C
General technical data
Weight 82.2 g
Dimensions 222 x 30 x 24 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
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 3 AAA micro batteries
Battery life 150 h
Length probe shaft 100 mm
Storage temperature -20 to +60 °C
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