Soil Moisture Sensor (with Probe)


Sensoterra‘s wireless soil moisture sensors  allow you to measure the water content of your soil.

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Sensoterra‘s wireless soil moisture sensors  allow you to measure the water content of your soil. Utilising LoRaWAN® technology, this wireless soil moisture sensor can help you to reduce water waste, improve land quality and increase crop yield.

Paving the way for better forecasting and optimised irrigation, the Sensoterra wireless soil moisture range is ideal for smart agriculture projects. These smart sensors transmit moisture readings every hour to provide you with actionable data.

Compatible with all soil types, the sensors are inserted into the ground at root level. They are available in different lengths (depending on your application).


  • Robust design wireless IoT hardware built for the field
  • 3 year lifetime
  • Cost effective smart agriculture solution
  • Highlights current problems with irrigation efficiencies
  • Identify fact-based trends and visualise findings
  • 24/7 Data with insights accessible at anytime and anywhere
  • Compare measurements across all fields/sites
  • Quick and simple installation

Discover how the Sensoterra Soil Moisture sensor can be used within our Smart Golf Management Use Case.


Power Non-replaceable internal Lithium Manganese Dioxide battery
Operating voltage 3.0 V
Life expectancy 3 years (using the default reading rate)
Operating temperature range -20°C ~ +60°C

Soil moisture:

Measurement protocol Soil resistivity and capacitance
Measurement output Volumetric Water Content (%), or Sensoterra Index Scale
Measurement volume 6.2 cm³
Default reading rate One measurement per hour
Memory Last 6 measurements
Resolution Reported to the nearest 0.1 %
Range 0 to the maximum water capacity of the soil by total volume –
53% for clay, 40% for sand and 83% for peat
Accuracy ±20% relative accuracy at pF>=2
Soil compatibility Factory calibrated for 5 common soil types, as well as a generic soil. Custom specified calibration on request

Available variations:

Wireless protocol LoRaWAN 1.0.2, ADR enabled
Frequency EU868 (others available on request)
Transmit power Up to 14 dBm
Transmission rate 24 uploads per day
Data interface Web browser, iOS or Android
Data storage Sensoterra database
Export data – Excel download
– Open RESTful API
– SenML server push notifications
– GeoRSS feed
LoRaWAN® provisioning 3 years included
Security – LoRa communication encrypted with AES 128 up to the
network servers
– All API and application access encrypted with TLS/SSL
– Hosting access secured by industry best practices like
TFA, etc
Probe Length 15cm 30cm 60cm 90cm
Dimensions 20cm x 8cm x 8cm 35cm x 8cm x 8cm 65cm x 8cm x 8cm 95cm x 8cm x 8cm
Weight 0.21kg 0.26kg 0.35kg 0.42kg

Key documents & information

Discounted Trade Pricing: Contact us for trade pricing, to place an order or to discuss your IoT projects.

All of our products are available to customers throughout Europe. For more information on shipping costs, currency conversions and lead times, please contact our technical sales team.

Our technical sales team are also happy to advise customers on the best LoRa soil sensors to suit specific project requirements.

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Additional information

Probe Length

150 mm, 300 mm, 600 mm, 900 mm




Measurements Taken

Power Source




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