ETOG-55 Ground Sensor

Designed for embedding into the surface of the outdoor area.

Product regions: Europe, Asia & South America, USA & Canada, Australasia & Africa

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ETOG-55 Ground Sensor from OJ Electronics A/S

ETOG-55Ground sensor for temperature and moist detection

The ground sensor, type ETOG-55, is designed for embedding into the surface of the outdoor area.

The sensor detects both temperature and moisture. The sensor can be mounted where snow and ice problems normally occur.

NTC sensor type: ETF-22/33/55/99

  • Sensor for temperature range -30 – +125°C.
  • Wide application range, commonly used for normal ambient temperatures.
  • Precision +/- 5% Ohms at 25°C, equal to +/- 1,2°C. RTemp at 25°C = 12 KOhm.
  • Sensor cables can be extende up to 200 meters without influence on the reading.


NTC 12 KOhm Calculator

Please enter values

Temperature °C  

Table offset °C





d Ohm


Product Documents

Product Catalogue 2024 Europe-Asia-South-America, English
File type/size:PDF ( 2.54 MB )
Product Catalogue 2024 North-America and Canada, English
File type/size:PDF ( 2.59 MB )
Product Catalogue 2024, Australasia / Africa, English
File type/size:PDF ( 2.41 MB )
Instructions, ETOG-55 (EN, DE, IT, FR, PL, RU, CZ, FI)
File type/size:PDF ( 561.90 KB )

Product FAQ

Does my ETOG-55 work?

I need to know what I’m suppose to measure on my ETOG-55 sensor.

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ETOG-55 Ground Sensor from OJ Electronics A/S

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