Testo 826-T4 Infrared Penetration Thermometer


(GST 18% Exclusive)

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Testo 826-T4 Infrared Penetration 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 yogurts).

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Testo 826-T4 Infrared Penetration Thermometer has been optimized. A higher resolution thanks to the new processor ensures even more accurate measurement results. This allows the temperature to be recorded to an accuracy of 0.1 °C. The min./max. the display shows the limit values of the last measurement. You can measure and monitor the temperature of the goods reliably and safely.

Features of Testo 826-T4 Infrared Penetration Thermometer:

  • Infrared and core temperature measurements in one measuring instrument
  • Infrared thermometer with 6:1 optics and 1 point laser measurement spot marker
  • Easy limit value monitoring with the min./max. function; immediate alarm when limit values are exceeded
  • Watertight and robust thanks to the TopSafe protective case (in scope of delivery)
  • Non-contact measurement of surface temperature, ideally suitable for the food sector
  • 6:1 optics for fast and accurate measurement 1-point laser measurement spot marking Combined instrument with infrared and penetration measurement
  • Two adjustable limit values
  • Waterproof and robust thanks to dishwasher-safe protective cover TopSafe, according to protection class IP65
  • Hold function and display of min./max. values

Additional information

Weight 2 kg


Model No


NTC Measuring Range

-50 to +230 °C


±0.5 °C (-20 to +99.9 °C) ±1 °C or 1% of m.v. (remaining range)


0.1 °C

Spectral Range

8μm to 14μm

D:S (distance to measurement spot size)



0.1 to 1.0

Meas. spot marking

1-point laser

Operating Temperature

-20° to 50°C

Storage Temperature

-40 to +70 °C


2 AAA micro batteries

Battery Life

Approx. 20 h


LCD, 1 line


EN 13485

Probe Length

55 mm


148 x 34.4 x 19 mm


80 Grams

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Infrared Penetration Thermometer

Testo 826-T4 Infrared Penetration Thermometer


(GST 18% Exclusive)

Add to cart