Compatible with testo 340 and testo 350 gas analysers
Simply change sensor yourself on site
Precalibrated
NOlow replacement sensor for precise flue gas measurement, 0–500 ppm range. User-friendly and efficient: you can easily replace the sensor yourself – the precalibrated sensor plugs seamlessly into the compatible Testo flue gas analyser.
1 x NOlow replacement sensor.
Please note: For one-off activation of the NOlow option in the flue gas analyser, you need the NOlow retrofit sensor. If the retrofit sensor has to be replaced, use the NOlow replacement sensor.