The Testo 0636 9735 is a duct humidity/temperature probe for reliable measurement of relative humidity and temperature. Its durable, traceable Testo humidity sensor measures 0 to 100 %RH and -20 to +70 °C, making it ideal for duct and indoor climate monitoring.
The Testo 0632 1270 is a CO probe head that measures carbon monoxide from 0 to 500 ppm with a 0.1 ppm resolution. If you already own a testo probe with a universal handle, it lets you expand your measurement portfolio for indoor air quality checks with the testo 440.
The testo 815 offers precision sound level measurement from 32–130 dB, ideal for monitoring in industrial or environmental settings.
The Testo 0554 4203 is a 915 × 915 mm replacement hood for the testo 420 volume-flow measuring instrument, used to measure volumetric flow at large ventilation outlets, ducts and diffusers. As a genuine spare it restores the accuracy and functionality of your airflow measurements.
The Testo 0600 9763 is a modular flue gas probe with a 300 mm shaft and 6 mm diameter, built for testo combustion analyzers such as the testo 300 series. Its integrated NiCr-Ni thermocouple measures flue-gas temperatures up to 500 °C, and a built-in dirt/particle filter protects the analyzer’s gas sensors from soot and contamination.
The Testo 160 TH is a compact WiFi data logger with an integrated temperature and humidity sensor. Managed via the Testo Cloud with email and SMS alarms, it continuously monitors indoor climate in museums, storage rooms and sensitive environments.
The Testo 160 E is a flexible WiFi data logger with two connections for external probes measuring temperature, humidity, lux or UV radiation. Operated and programmed directly via the Testo Cloud, it adapts perfectly to demanding climate-monitoring requirements.
The Testo Temperature Probe with Magnet (TC Type K) delivers precise and durable temperature measurements. Its secure attachment to metal surfaces makes it essential for professionals in HVAC and industrial maintenance, ensuring reliable performance consistently.
- Adhesive force approx. 10 N
- Thermocouple type K temperature probe
- Measuring range -50 to +400°C
The Testo 162 T2 is a Wi-Fi online temperature data logger with a display and two external NTC probe inputs. Transmitting to the Testo Saveris Cloud with instant threshold alerts, it is built for dual-point monitoring in pharmaceutical storage, cold chain, HVAC and cleanrooms.
The Testo 184 H1 is a transport data logger for monitoring humidity and temperature of sensitive goods such as pharmaceuticals, foods, electronics and art. GxP, 21 CFR Part 11 and HACCP compliant, it shows limit-value status at a glance via display and LEDs at the destination.
The Testo 104-IR BT combines a two-point-laser infrared sensor for surface temperatures with a robust folding penetration probe for core temperatures, all in one waterproof, Bluetooth-enabled instrument. Engineered for the food industry, it logs and reports readings directly via the Testo App.
The Testo 0563 8315 is an economical food-safety set combining the testo 831 infrared thermometer for fast non-contact surface temperature (30:1 optics, 2-point laser) and the testo 106 penetration thermometer for precise food core temperature. Both are IP65-rated, compact and battery-powered — ideal for HACCP checks in food handling.
The Testo 0602 0393 is a fast-action surface probe with a sprung thermocouple band that measures surface temperatures from -60 to +300 °C in just 3 seconds. Its type K thermocouple design and flexible tip make it ideal for quick, accurate readings on flat and curved surfaces.
The Testo 0635 2145 is a robust 350 mm stainless steel Pitot tube for measuring flow velocity from 1 to 100 m/s. Rated to +600 °C, it withstands high-temperature airflows and pairs with a compatible testo instrument for reliable duct measurements.
The Testo 0636 9725 is a plug-in humidity and temperature probe head for the testo 625 thermohygrometer and compatible Testo radio handles. It measures 0 to 100 %RH and -10 to +60 °C, and — paired with a radio handle — becomes a fully wireless sensor for measuring in tight or hard-to-reach locations.
The Testo 0554 0189 is a wireless radio handle for plug-in probe heads, supplied with a T/C adapter so thermocouple probes can also be used. It transmits temperature readings wirelessly to compatible Testo instruments, freeing technicians from cables in HVAC, food-safety, pharmaceutical and process applications without sacrificing precision.
The Testo 410i is a Bluetooth® vane anemometer from the testo Smart Probes series, operated from your smartphone. Ideal for measuring air velocity and temperature at air outlets and ventilation grilles, it also makes measuring and adjusting volume flow easy, giving you the flexibility to adapt to any unplanned measuring requirements in everyday work.
Incorporating the Testo USB interface for data loggers into your data logging setup enhances the efficiency and accuracy of environmental monitoring tasks. Its reliable data transfer, comprehensive software support, and user-friendly design make it an invaluable tool for professionals in various industries.
- USB interface for programming and readout of data loggers.
- 150 g weight
- Plastic housing material
The Testo 174 H is a compact two-channel mini data logger for monitoring temperature and humidity-sensitive goods. HACCP-compliant with a clear display and a -20 to +70 °C range, it is ideal for storage, transport and environmental monitoring in museums, archives and server rooms.
The Testo 174 T BT is a compact, rugged mini temperature data logger with Bluetooth that records from -30 to +70 °C. Connecting wirelessly to the testo Smart App, it offers live monitoring, alarms and easy read-out — ideal for cold chain, storage and pharmaceutical use.
Ensure accurate voltage detection with the Testo 750-3 Voltage Tester, designed for reliable electrical safety testing.
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Type K Sensor: Reliable thermocouple technology.
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Fast Response: Exposed sensor for near-instant readings.
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Highly Compatible: Fits a wide range of measuring instruments.
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Temp Range: Measures accurately from -60 to +400 °C.
The Testo 106 is a compact food thermometer with a thin, robust penetration probe, measuring -50 to +275 °C. HACCP-compliant and, with the optional TopSafe case, IP67-protected, it delivers fast, accurate core temperature readings for food safety in kitchens, catering and production.
The Testo 0900 0530 is an affordable, compact mini thermometer with an alarm function and a fixed 80 cm penetration probe. Measuring -50 to +150 °C on a clear LCD, it is a handy everyday tool for temperature checks with adjustable alarm limits.

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