For assessing indoor air quality: use the probe (with the compatible measuring instrument) to measure CO₂ concentration, humidity and air temperature. The readings are transmitted directly to your measuring instrument via Bluetooth, making your measurements particularly convenient.

For assessing indoor air quality: use the probe (with the compatible measuring instrument) to measure CO₂ concentration, humidity and air temperature.

The globe thermometer is suitable for the measurement of radiant heat &ndash; e.g. in the context of standard-compliant comfort level measurement at the workplace.

<div style="background-color:#dae4ea; border: 1px solid #648798; padding: 10px;"><b>Product no longer available. Have you checked out its successor?<br/>Why not enjoy the benefits that it has to offer:<br/> <a href="…/p/0632-1552">>> To the product (fixed cable)</a><br/> <a href="…/p/0632-1551">>> To the product (wireless, with Bluetooth)</a><br/>Please note that the successor products are only compatible with testo 400 or testo 440.</b></div>

The robust air probe with PTB approval is suitable (with the corresponding measuring instrument, e.g. testo 112) for measuring air temperature. The temperature probe is suitable for official inspection measurements, in so far as you order the initial conformity assessment when purchasing (see accessories).

The immersion/penetration probe with PTB approval is ideally suitable (with the corresponding measuring instrument, e.g. testo 112) for measuring the core temperature in foods. It is suitable for official inspection measurements, in so far as you order the initial conformity assessment when purchasing (see accessories). the temperature probe is made of hygienic stainless steel, is easy to clean and waterproof in accordance with IP65.

Versatile for numerous temperature applications: The kit consists of an air probe, an immersion/penetration probe and a surface probe. All probes are equipped with a thermocouple (type K, class 1) and are therefore compatible with the Smart Probe testo 915i, for example, as well as numerous measuring instruments from Testo.

Reliably and precisely evaluate heat load at  workplaces: In combination with the universal IAQ measuring instrument testo 400, the kit allows you to determine the Wet Bulb Globe Temperature (WBGT). The kit is ideal for use in the steel and construction industries, at sports events and at workplaces with high heat irradiation.

The immersion/penetration probe with PTB approval is suitable (with the corresponding measuring instrument, e.g. testo 112) for the measurement of the core temperature in foods, e.g. meat, cheese or liquids. The temperature probe is suitable for official inspection measurements, in so far as you order the initial conformity assessment when purchasing (see accessories).

The waterproof mini probe thermometer allows you to measure the air temperature and core temperature of a variety of different media in a variety of different applications. And when you’re done you can either clean your thermometer under running water – or pop it into the dishwasher if necessary.

Incoming food, food on display, food in storage: the testo 104-IR infrared probe thermometer allows you to carry out quick and reliable temperature and food safety checks in the course of your busy working day. Ideal for use in the food sector, restaurants and the retail industry.

The testo 104-IR BT penetration thermometer with integrated infrared sensor is a versatile measuring instrument for quick and reliable temperature checks in hectic daily practice and is particularly suitable for checks as part of HACCP processes. The testo Smart App connection makes digital documentation, and especially temperature limit monitoring (CP/CCP) easier than ever.
<div style="background-color: #f4f3f1;border: 1px solid #e8e6e3;border-top-left-radius: 16px;border-top-right-radius: 16px;padding: 1rem;margin: 0 -1rem 1.5rem;"><b>Would you like to do without the seamless documentation via the testo Smart App?</br>Find out more about the <a href=".../p/0560-1040">testo 104-IR - penetration/infrared thermometer here</a></b></div>

Practical for fast, safe temperature measurements in food controls: with the compact, handy testo 106 food thermometer you will be well equipped to measure the core temperature of products in industrial kitchens, restaurant chains, supermarkets, or while food is in transit.

For super-fast spot checks and reliable results. The testo 108 waterproof food thermometer for measuring temperatures during food production, processing and storage. For carrying out super fast and reliable temperature checks during food production, processing and storage.

The testo 108-2 temperature measuring instrument can be used for quick spot temperature measurement in the food sector. Compared with the testo 108, the advantage of the testo 108-2 is that the probe can be locked on the temperature measuring instrument, ensuring a secure hold.

Kit for evaluating the indoor air quality. The testo 440 air velocity and IAQ measuring instrument and the CO<sub>2</sub> probe with Bluetooth<sup>&reg;</sup> including temperature and humidity sensor are all safely stowed away in the case. So you can get down to work straight away!

Use this practical Indoor Comfort ComboKit to handle all relevant measurements in order to evaluate the indoor air quality in indoor areas and to determine the draught risk and degree of turbulence in workplaces. The testo 440 air velocity and IAQ measuring instrument, the CO<sub>2</sub> probe with Bluetooth<sup>&reg;</sup> including temperature and humidity sensor and the turbulence probe are all safely stowed away in the case. So you can get down to work straight away!

During food controls in Incoming Goods, you regularly check the temperature of your goods. The testo 826-T4 penetration infrared thermometer allows quick temperature scans by means of infrared measurement without damaging the products. If temperature limit values are exceeded, the permanently attached penetration probe can be used to take accurate core temperature measurements (e.g. in yoghurts).

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The testo 905-T1 penetration thermometer enables reliable temperature measurements in liquids, soft or powdery substances and in the air. In doing so, it is the temperature measuring instrument's large measuring range and its short response time that make it stand out. Both advantages are due to the high-quality type K thermocouple probe.

The testo 915i temperature kit with temperature probes will enable you to tackle your temperature measurements with greater speed, flexibility and ease: Included is a wireless thermometer testo 915i, an air probe, an immersion/penetration probe and a surface probe (all TC type K, class 1). The handle is compatible with all standard type K thermocouple probes – making it versatile. Thanks to Bluetooth and the testo Smart App, operation, evaluation and documentation can be carried out with exceptional ease and flexibility.

The testo 926 TE type T digital temperature meter provides you with a quick, reliable and discreet means of checking the core temperature of food in commercial kitchens, catering and other commercial and industrial environments.

Ideal kit for IAQ professionals, with a focus on indoor air quality and comfort level. You will receive the testo 400 universal IAQ measuring instrument with intuitive measurement menus, one CO₂ probe (with Bluetooth<sup>&reg;</sup> handle), one turbulence probe and one globe thermometer Ø 150 mm (both with fixed cable). Use the measuring tripod to ensure standard-compliant positioning of the probes. In combination with the IAQ data logger, which is available to order separately, long-term measurements up to 2 weeks can be recorded, even without the IAQ measuring instrument.

Measure temperatures in liquids, semi-solid media and pastes: The wireless thermometer testo 915i with robust, fast-response immersion/penetration probe will enable you to tackle your temperature measurements with greater speed, flexibility and ease. The testo 915i automatically connects to your smartphone/tablet or compatible testo measuring instrument via Bluetooth. The testo Smart App facilitates intuitive operation, clear display of measurement data as well as documentation and sending of reports on site. The handle is compatible with all standard type K thermocouple probes – making it versatile.

Ideal for measuring ambient temperature and temperatures in ducts or at air outlets: The wireless thermometer testo 915i with robust, fast-response air probe will enable you to tackle your temperature measurements with greater speed, flexibility and ease. The testo 915i automatically connects to your smartphone/tablet or compatible testo measuring instrument via Bluetooth. The testo Smart App facilitates intuitive operation, clear display of measurement data as well as documentation and sending of reports on site. The handle is compatible with all standard type K thermocouple probes – making it versatile.

Ultimate kit for all-round engineers in the field of heating, air conditioning, refrigeration and ventilation: The kit contains all the testo&nbsp;Smart Probes and is ideal for carrying out functional checks or for plant maintenance, in conjunction with your smartphone/tablet. The testo&nbsp;Smart Probes App enables you to work more easily and efficiently: Automatically calculate numerous parameters such as superheating/subcooling, target superheat, cooling/heating power, differential temperature or mould indication. Measurement data reports can be emailed directly as a PDF or Excel file.

Ultimate kit for all-round engineers in the field of heating, air conditioning, refrigeration and ventilation: The kit contains all the testo Smart Probes and is ideal for carrying out functional checks or for plant maintenance, in conjunction with your smartphone/tablet. The testo Smart App enables you to work more easily and efficiently: Automatically calculate numerous parameters such as superheating/subcooling, target superheat, cooling/heating power or differential temperature. Measurement data reports can be emailed directly as a PDF or Excel file.

This ISO calibration certificate certifies that your measuring instrument or probe is calibrated. Calibration is carried out according to the ISO standard.

Product-/housing material	paper
Product colour	white

ISO temperature calibration certificate - with 1 measuring point

ISO temperature calibration certificate - with 1 measuring point

General technical data