Contact Thermometers

The testo 103 food thermometer is just a little over 11 cm long, which makes it the smallest folding food temperature thermometer in its class. In fact, it’s so small it fits in any shirt or trouser pocket, so it’s always accompanying you whenever you need it. The probe can also be folded while not in use, to avoid any damages.

The testo 103 food thermometer – ideal for food safety inspections  

The testo 103 food temperature thermometer can be used everywhere where food is sold, stored or processed. It is ideal for checking incoming goods, catering services, canteens and commercial kitchens, as well as cold storage rooms and supermarkets, and for ensuring that temperatures are kept and quality and hygiene standards are met. 

The sleek food thermometer with rugged sensor tip makes it ideal for carrying out spot checks on liquid and semi-solid media where it leaves virtually no trace. 

It can also measure the core temperature of foodstuffs when the probe has been folded out at an angle of only 30°. This is particularly convenient – and often necessary – as it is not always possible to carry out measurements at an angle of 180° when checking food in certain storage spaces or when it is piled high in boxes or on display. 

When you have finished carrying out your checks, simply fold the probe away and pop the thermometer back into your pocket until you need it again.The testo 103 food probe thermometer is not only HACCP compliant and EN 13485 certified but also splash water protected making it ideal for use in the food sector.

A robust metal folding joint, a rubber-coated anti-slip surface, a long and precise temperature sensor and waterproof into the bargain! The testo 104 waterproof food thermometer comes with a whole host of practical features and benefits for use in the food industry. 

The food probe thermometer for the food industry Temperature checks play a vital role in quality assurance, cold chain documentation and hygiene regulations. The testo 104 waterproof food thermometer allows you to carry out quick and easy spot checks during the production, storage and processing of food. The food probe thermometer measures the core temperature of liquid, semi-solid and viscous media.

The sleek thermometer with rugged sensor tip leaves virtually no trace when inserted. The thermometer can also measure the core temperature of food when the probe has been folded out at an angle of only 30°. This allows you to carry out reliable checks in difficult-to-reach places.

The testo 104 is the only folding waterproof food thermometer which can be cleaned under running water after carrying out meassurements. The probe’s rugged metal joint allows it to be folded away and kept in its protective case until you need it again. And here’s another practical feature: the testo 104 waterproof food thermometer comes with a set of adhesive color strips which you can attachto the individual meters when more than one of the same model are being used. 

The testo 104 food probe thermometer is not only HACCP compliant and EN 13485 certified but also splash water protected making it ideal for use in the food sector.

The testo 925 temperature measuring instrument is our all-rounder for temperature measurement in heating engineering, the sanitation sector and refrigeration and air conditioning technology. Take advantage of the thermocouple technology of the attachable temperature probes (type K thermocouple) with this temperature measuring instrument. It enables fast temperature checks and a large temperature measuring range from -50 to +1000 °C (the measuring range is dependent on the probe selected).

The testo 925 temperature measuring instrument meets a wide range of practical requirements  

You can attach a type K thermocouple temperature probe to the testo 925. Measurement data transfer by radio means the reading from a wireless radio temperature probe can also be displayed. To meet the wide range of practical requirements, we also offer the possibility of ordering the following probe models:

Temperature probes for surface measurement : for instance, probes with a clamping bracket enable temperature checks on pipes, probes with a sprung sensor element allow temperature measurement on uneven surfaces and temperature probes with a magnet enable measurement on metal surfaces in this area Temperature probes for immersion/penetration measurement:  discover our range of immersion/penetration probes – from flexible or robust, via high-precision, to waterproof Temperature probes for air measurement:  the open sensor element ensures fast response times for air temperature measurement in this area choose the optimum features to meet your needs from our wide range of fast, reliable temperature probes (type K thermocouple) in the "Probes" tab. 
 
 Temperature checking with the testo 925: focus on all the benefits 

Great features:  large, illuminated display, current values shown, continuous display of min./max. values, hold function to retain readings, acoustic alarm when limit values are exceeded (you can determine the limit values yourself) 

Practical optional accessories:  do you know about our little testo fast printer? It prints out your measurement results quickly and correctly right there on the spot. Or the TopSafe protective case? When a probe is connected, it ensures the instrument is protected against water and dirt according to protection class IP 65. Our handy bag and transport case ensure safe storage of the temperature measuring instrument and probes 

Measurement data transfer by radio:  the optional radio module means that on the testo 925 you can also receive readings from a radio temperature probe, in addition to the attachable temperature probe. The radio temperature probe sends readings to the measuring instrument over a distance of up to 20 metres where there are no obstructions 

The testo 922 digital temperature meter measures temperatures and determines the temperature difference in fraction of seconds. The temperature meter comes with connecting points for up to two temperature sensors and wireless connectivity for a third sensor. 

At-a-glance look at all the features  

-  Connecting points for 2 optional type K temperature sensors 
-  Wireless connectivity for a third temperature sensor 
-  Temperature values and temperature difference directly visible in display 
-  Permanent display of min and max values 
-  Hold function that freezes the last reading 
 
The testo 922 temperature meter – accessories and sensors    
 
-  There is a wide selection of optional temperature and wireless sensors to help you carry out your temperature measurements 
-  The testo protocol printer allows you to print out on site; the cyclic pressure can be used in  adjustable (i.e. one-minute) intervals 
-  The durable, IP65 rated TopSafe protective case protects you digital temperature meter against impact and dirt and water ingress 
 
The testo 922 temperature meter – areas of application  
 
Professionals in the fields of heating, plumbing and air conditioning are quick to appreciate the benefits which the compact, easy-to-use testo 922 digital temperature meter has to offer. The testo 922 temperature meter measures temperatures quickly and accurately and determines the temperature difference directly. This allows you to carry out your inspections and checks quickly and efficiently. There’s also an optional testo turbo printer which allows you to print out on site.

The testo 735-1 temperature measuring instrument can deal with almost all measuring tasks. That is because the comprehensive selection of optional probes enables reliable temperature measurement in a variety of areas. This means you can for instance use the measuring instrument in chemical laboratories for temperature measurement in aggressive media, for measuring temperature distribution in air conditioning cabinets and refrigerators, for calibrating stationary temperature probes or in the food industry for measuring core temperature. 
 
Measure surface, air and core temperature – in up to 6 locations at the same time. Whether your work involves core temperatures, surface temperatures or air temperatures – choose the temperature probes that are appropriate for you from our large selection of probes and measure the temperature in up to six locations at the same time with the testo 735-1 temperature measuring device. 
 
The temperature measuring instrument has one probe input for attaching high-precision Pt100 probes and two inputs for attaching fast thermocouple probes of the K, T, J and S types. Take advantage of wireless measurement data transfer by radio as well. The optional radio module means you can receive readings from up to three further optional radio temperature probes on the testo 735-1. The radio probes send the temperature values to the temperature measuring instrument over a distance of up to 20 meters where there are no obstructions. Wireless measurement enables you to avoid damage to cables or hindrances to handling. 
 
Accurate temperature measurement with Pt100 temperature probe, Pt100 technology enables you to achieve very accurate temperature measurements with the testo 735-1. The high-precision Pt100 immersion/penetration probe (optional) thus achieves system accuracy of up to 0.05 °C with a resolution of 0.001 °C. The temperature measuring instrument is therefore ideally suited to use as a working standard for calibration of stationary temperature probes. 
 
The testo 735-1 temperature measuring instrument offers great features and standard-compliant work.

The testo 735-1 temperature measuring device does not just display the temperatures currently being measured. Min./max. and mean values are also shown on the instrument display. When two temperature probes are attached, the temperature measuring instrument calculates the differential temperature and displays this as delta T. In addition, an acoustic alarm sounds when limit values are undershot or exceeded. You are free to define the limit values. 
 
The display illumination also enables easy reading of measuring values even in dark surroundings. In addition, the testo 735-1 temperature measuring instrument is waterproof according to protection class IP 65, has been tested in accordance with EN 13485, is HACCP-compliant and has international HACCP certification. 
 
Documentation of measurement data on site via the testo fast printer If you need evidence of the measured temperature values, we offer our optional testo fast printer as an accessory for the temperature measuring instrument. You can use this to print out the current temperature values or the min./max. values on site. 
Use the practical cyclical printing function on the testo 735-1 as well. It not only enables the printout of individual readings, but also of whole series of measurements on the testo fast printer at freely adjustable intervals (for example once a minute). 

We recommend you use the testo 735-2 version for saving, documenting and archiving measurement data. This temperature measuring instrument also has a reading memory and PC software.

The testo 735-2 multichannel thermometer is used in a wide variety of different fields. This hardly comes as a surprise really considering it can measure the surface, air and core temperature of a whole range of media with an accuracy up to 0.05 °C using high-precision Pt immersion/penetration sensors. With multichannel temperature measuring instrument testo 735-2, you eventually get a 6-channel thermometer since it can be also wirelessly connected to up to three external temperature sensors, whose readings are then transmitted to the display.

Wide selection of sensors, precise measuring results on up to 6 channels

The testo 735-2 multichannel temperature measuring instrument has a sensor connecting point for a highly-accurate Pt100 sensor and two connecting points for quick type K, T, J and S thermo element sensors. All in all 6 sensors, 3 of which are wireless and can be connected to the multichannel thermometer and shown on the display. There is a wide selection of immersion, penetration and surface sensors available to help you carry out quick and accurate temperature measurements on a variety of different surfaces and media.

The high-precision, optionally available Pt100 immersion/penetration sensor has a system accuracy of 0.05 °Cand a resolution of 0.001 °C. The testo 735-2 multichannel temperature measuring instrument is therefore ideal for use as working standard.

Measure, save and analyze temperature measurements – for different user profiles

The testo 735-2 multichannel temperature measuring instrument not only allows you to carry out quick and precise temperature measurements, it also allows you to save up to 10 000 readings, create as many as 99 measuring sites and provide multiple user profiles.

In addition, you can save individual protocols or measurement series for the each measuring site and select from a memory cycle of between 0.5 seconds and 24 hours. The PC software in the package allows you to save and analyze the measuring data as a table or graphic.  And last but by no means least, the optionally available, wirelessly connected testo fast printer can be used to provide you and your customers with on-the-spot data print outs.

The testo 735-2 multichannel thermometer isn’t just precise, it’s practical too

The testo 735-2 can provideyou with Delta T, minimum, maximum and mean values and present them on a backlit display which makes them easier to read in dark environments and poor lighting conditions. Furthermore, it has an acoustic alarm that is triggered when thresholds are exceeded and is not only waterproof and IP65 rated but alsoEN 13485 certified, HACCP compliant and HACCP International certified too

Low in price, high in performance: the waterproof mini probe thermometer measures the core temperature of liquid, soft and powdery media and the ambient air temperature as well. 
 
After carrying out the measurements, it can either be cleaned under running water or can be popped into the dishwasher before keeping it into the protective case that comes with the delivery. The mini thermometer also has an integrated clip to stop it from slipping out of your shirt or jacket pocket. 
 
 A variety of different applications for the waterproof mini probe thermometer  
 
From checking the Sunday roast (but don’t forget to take it out of the oven!) to carrying out temperature checks during production processes; from measuring the air temperature in air conditioning units to checking the temperature of different media in garden centers or laboratories, the waterproof mini thermometer is ideal for use in a variety of different applications and environments since it can measure both the air and the core temperature of different materials.

The testo 105 digital food thermometer can measure the core temperature of semi-solid media like meat, cheese and jellies, for example. The probe sensor included in the scope of supply can be easily inserted into non-frozen food and food in liquid form. There is also an optional probe for measuring the core temperature of frozen foods to ensure that temperatures are within prescribed thresholds.

Both the standard and the optional 200 mm probe are excellently suited and extremely handy for measuring the temperature of foods in liquid form.

The testo 105 professional food thermometer

The testo 105 food thermometer has all the trappings of a professional digital food thermometer and all the features you need to make life – and work – easier: easy one-handed operation; compact, ergonomic design; backlit display; adjustable thresholds; an audible and visual alarm that alerts when thresholds are exceeded; belt clip and wall mount so that you always have your probe thermometer available with you – and that you know where it is supposed to be when you don’t have it.

Needless to say, in the interest of hygiene, the food thermometer can be cleaned under running water and is IP65 protected against dust and dirt ingress. And like all the testo temperature meters and thermometers for the food industry the testo 105 is conform to HACCP International and EN 13485.

Areas of application for the testo 105 digital food thermometer

Depending on the type of probe sensor you are using – standard or 200 mm -the testo food probe thermometer is ideal for use in a wide range of applications and areas including food production, checking received goods, catering services, canteen kitchens, cold storage rooms and supermarkets

The testo 106 food-thermometer allows fast, accurate measurement of the core temperature of food (or other semi-solid products). It can take up to two measurements a second. Thanks to this impressive performance, the food thermometer is perfect for quick checks during food controls (e.g. in industrial kitchens, catering, restaurant chains, or food retail sector). 

This is what the testo 106 food-thermometer offers  

The testo 106 food-thermometer features an NTC temperature probe which not only accurately measures the core temperature of your products, but also leaves barely discernible puncture holes (thanks to its narrow 2.2 mm diameter measuring tip). 
As the user, you can set your own limit values; if these are exceeded, the food-thermometer alerts you with a visual and acoustic alarm. This means you will see and hear immediately when critical temperatures are reached. Another extremely practical function is automatic final value recognition (auto hold). 
 
HACCP-compliant measurements with the testo 106 food-thermometer

The food-thermometer comes with a protective probe cap to protect the measuring tip from damage. We also offer the indestructible and IP 67 compliant waterproof TopSafe protective case (can be ordered separately). Combined with the TopSafe case, the testo 106 is an EN 13485-certified and HACCP-compliant thermometer. It allows you to carry out food controls in accordance with the strict regulations of HACCP and EN 13485 with ease.

Temperature measurements are one of the most essential elements of quality control in the food industry. But there are two conditions which have to be met. They have to be fast and they have to be reliable.

The testo 108 digital food thermometer ticks the box on both counts. It is fast. It is reliable. And there are added benefits too…

1. Ideal for all sectors of the food industry. From buying to transport, from storage to production and control
2. Protective softcase and type T thermocouple probe sensor included
3. Super fast measurements, super reliable readings
4. Easy to use with self-explanatory keys and large, easy-to-read display. No need for lengthy instructions
5. Hygienic: softcase and food thermometer/sensor can be easily cleaned under running water
6. HACCP and EN 13485 compliant

Areas of application for the testo 108 digital food thermometer

Ideal for use during transport or storage of food, in restaurants, canteen kitchens or system catering: the testo 108 waterproof food thermometer enables you to integrate your temperature measurements effortlessly into your daily routine while making sure that the quality of your food complies with HACCP regulations

In the food sector, temperature measurements are part of the daily routine. The only way you can thoroughly check and guarantee the quality of your products is with precise measurement.

The testo 108-2 temperature measuring instrument allows spot measurements in seconds. For transportation and storage of food, in restaurants, in large-scale kitchens and in the food service industry. The testo 108-2 temperature measuring instrument allows temperature measurement to be integrated into daily work routines with no added complications. And you do not have to worry about the obligatory HACCP regulations.

Advantages of the testo 108-2 temperature measuring instrument at a glance

1. Lockable probe for a secure hold
2. Auto-hold, hold and min./max. function Function
3. Applicable everywhere in the food sector
4. Easy handling even by frequently changing staff
5. Probe can be stowed directly in the softcase
6. Temperature measuring instrument with connected probe is waterproof in compliance with IP 67
7. Large, clear display

The testo 110 temperature meter enables them to rise to this challenge and provides them with an extremely accurate means of carrying out temperature measurements at extremely low temperatures. Ideal for use outdoors and in cold storage houses.

At-a-glance look at the benefits of the testo 110 :

1. Precision you can rely on, including at very low temperatures – thanks to NTC technology: cold storage rooms, cold storage warehouses, outdoors – these are just a few of the places where you can count on the testo 110 to provide you with precise and reliable results
2. Special features: large, crisp, two-line display; user-defined thresholds; audible alarm alerts when thresholds are exceeded; min/max value recognition; auto-hold, freezes the last reading
3. Wide range of optional NTC sensors to suit your individual requirements: includes a wide variety of food sensors, i.e. frozen food probe, penatration/immersion probes, surface sensors and much, much more – select the sensors which best suit your needs
4. Further practical accessories: from the TopSafe dishwasher safe protective cover to the testo turbo printer for on-the-spot print outs

Testo 112 high-precision, temperature measuring instrument is ideal for official control measurements carried out by food inspectors, assessors and authorities.

With its large measuring range of -50 to +300 °C, the testo 112 is also used for all areas relating to food quality control and also for temperature measurements carried out by veterinarians and pathologists. 

Both NTC and Pt100 probes can be connected to the probe input, thus covering a wide range of temperatures, from frozen goods through to deep-fat fryer monitoring. 

Temperature measuring instrument with PTB type approval
The testo 112 temperature measuring instrument and selected Pt100 and NTC probes (need to be ordered separately) are approved for official control measurements thanks to the PTB type approval and calibration capability.

For official measurements, Testo AG carries out the conformity assessment procedure prior to the sale of the food thermometer and probes. This new procedure is prescribed by the German Weights and Measures Act (MessEG) and Weights and Measures Ordinance (MessEV), which have been in force since 01/01/2015. It replaces the former initial calibration. Carrying out an initial calibration independently (e.g. at the request of the Office of Weights and Measures or a service provider such as Testo Industrial Services) is no longer possible.

The testo 112 temperature measuring instrument – all the benefits at a glance

1. Reliable precision, at both high and low temperatures: with NTC and Pt100 technology, you can carry out reliable measurements at both low temperatures in cold storage warehouses and at high temperatures (e.g. for deep-fat fryer monitoring)
2. NTC and Pt100 probes are ideal for practical requirements: various attachable temperature probes for food quality control and selected calibratable probes (e.g. food penetration probe or air probe) – are optionally available. Put together a kit that perfectly suits your requirements
3. Safety: the integrated self-monitoring facility in the temperature measuring instrument provides peace of mind prior to carrying out the measurement
4. Great features: large, illuminated display, acoustic alarm when limit values are exceeded, user can define their own limit values, minimum and maximum value detection, auto-hold function
5. Practical accessories optionally available: TopSafe, dishwasher safe protective case. This is water and dirt-repellent and, in conjunction with a connected temperature probe, complies with protection class IP65. You can also take advantage of the benefits offered by the testo fast printer. This enables you to print out measurement data on site, with date and time

The testo 926 temperature measuring instrument is certified according to HACCP and EN 13485 and ideal for use in the food sector for measuring food temperature. The temperature measuring instrument has user-defined thresholds that make it easier for you to carry out your daily work and an audible alarm that warns when thresholds are exceeded. Min/max values are saved automatically.

Flexible and wireless –sensors for the testo 926 for measuring food temperature

The testo 926 temperature measuring instrument for measuring food temperature comes with a wide selection of sensors for an even broader range of applications: sensors include standard food sensors, frozen food sensors, discreet sensors designed to leave only the smallest of puncture marks, heat resistant sensors designed to check oven temperatures and wireless sensors that transmit data directly to the main module.

You will need a sensor to start using your meter. Select one or more sensors from our selection to personalise your temperature measuring instrument to suit your individual requirements. Or order your start-up kit, which comes with a standard food sensor and get yourself started.

Standard design for use in the field. Extra add-ons for even more efficiency and convenience

Although the testo 926 temperature measuring instrument is standard-equipped with a whole host of practical features with a wide range of optional sensors – including a wireless sensor – which you can order to upgrade your meter and broaden your range of possibilities.

You may also choose to order the wireless testo turbo printer, which provides you with on-site documentation, or the TopSafe protective cover, which protects your food safety thermometer against dirt and water ingress and impact. Simply remove the cover and pop into the dishwasher to clean.

Probe Part No. 0603 0646

The flexible oven probe (thermocouple type T) can be used for temperature measurement at high temperatures (up to +250 °C). It is heat-resistant, because the probe cable is made of PTFE. 

Testo 720 digital temperature meter: versatile and precise
A sensor is needed to use the temperature meter. You can connect either an RTD or an NTC sensor. Select from a wide range of optional temperature sensors to find the sensor that best suits your individual applications. The testo 720 temperature meter is designed to allow you to carry out quick and accurate air temperature, surface temperature and immersion measurements.
A host of features including min/max values, a large, backlit display, user-defined thresholds and an audible alarm that is activated when thresholds are exceeded makes the temperature meter ideal for use in the field.

The testo 720 temperature meter – ideal for use in laboratories
The testo 720 digital temperature meter is ideal for use in laboratories: select from a wide range of accessories designed to ensure that your temperature meter is best equipped to suit your individual application.

1. RTD laboratory temperature sensor: the glass-coated temperature sensor is resistant to aggressive media
2. TopSafe protective case: this robust case protects against impact, dirt ingress and aggressive media. IP65ratedwithTopSafeandconnectedtemperaturesensor
3. testofast printer for print outs on site: allows you to document results quickly and reliably to provide proof of measurements instead of having to fall back on specialist software

Testo 905-T2 surface thermometer provides you with the best piece of equipment for dealing with temperature measurements on both smooth and uneven surfaces. This is because its temperature probe (type K thermocouple) features a measuring head with sprung thermocouple strip that adjusts to the surface. This method prevents the temperature probe from tilting – and therefore false measurement results.

Another advantage of the temperature probe (type K thermocouple) is that its sprung thermocouple strip takes on the temperature of the object being measured very quickly. The temperature measuring instrument consequently achieves great accuracy and an impressively fast response time.

The testo 905-T2 instrument used to measure temperature also impresses with its large measuring range of -50 to +350 °C. Measurements of up to +500 °C are also possible for a short period (1 to 2 minutes). Its large measuring range means that the temperature measuring instrument has many different uses, e.g. in the area of heating, plumbing or refrigeration technology. The surface thermometer is particularly well suited to temperature measurements on pipes, as its thermocouple probe is easily able to deal with their uneven surfaces.

Extremely user-friendly surface thermometer

The testo 905-T2 instrument used to measure temperature is really easy to use: The measured values can be conveniently read from the clear display. They are also easily legible from different angles. This is provided for by the display's swivel joint which can be constantly adjusted to your angle of vision.

If you forget to switch off the surface thermometer after measurement, it will automatically switch off after approx. 10 minutes of non-use.