The world's first affordable smart farming sensors

Deploy a network of low-cost sensors that deliver the right insights

Measure the most critical values
4 to 30x more affordable
Reliable and accurate
Hands-free data transmission
30 second installation
Precision farming platform included
Tech sheets
Seven sensors, modular design, global connectivity

FS21: Future-proof,
easy to use and accurate

Communication module
  • NB-IoT/LTE-M/2G wireless communication, 100+ countries supported
  • Air temperature and air humidity
  • Rechargeable battery that lasts a year
  • Over the air updates
  • Modular, can support an infinite amount use cases
Soil moisture add-on
  • Three soil moisture sensors at 0-10cm, 10-20cm and 20-30cm
  • Air temperature and air humidity
  • Soil temperature at 10 cm and 20 cm
Six sensors, one device

FS11: most affordable and easy to use

  • Soil moisture sensors at 0-10cm, 10-20cm and 20-30cm
  • Air temperature and air humidity
  • Top layer soil temperature at 10 cm deep
  • Replaceable battery
  • Wireless data transmission with LoRA
  • Exclusively available in The Netherlands through selected distributors due to LoRa network limitation

Order the new FS21 directly from our webshop

Want to get only one sensor without discount? Get it here!

Start making better cultivation decisions

Get started with the Farm21 platform and sensors and visit our webshop.
“Every product we create is made with affordability in mind, so growers can gather find-grid data from all of their fields.”
Thomas Houwers
CEO Farm21

Compare sensors

Most flexible
Number of measurements
2 + 5
Solar panel compatible
Future update
Battery lifetime
Year on single CR123A battery
Variable, year on full charge when sending data every hour
Base station needed
Devices with LoRa communication need a basestation in countries other than France, The Netherlands, Belgium, Finland or Switzerland.
No, uses SIM
Minimum order quantity
Use case
Device pricing
The license for the connectivity and access to the Farm21 software platform is 63 euro per device per year.
89 to 125 euro depending on volume and country
175 to 275 euro depending on volume and country

Easy installation

  • 1. Create account
    Go to and create an account.
  • 2. Scan QR code
    Scan the QR code on the back ofthe sensor and install the battery by removing the screw cap.
  • 3. Install sensor
    Use our the Farm21 metal pin to prepare the soil for sensor insertion. The sensor now starts sending it's data to the Farm21 platform.

Learn everything about precision farming

Download our ultimate precision farming guide. Get access to a free worksheet to plan your next planting season.
The power of a high density sensor network

A network for the best insights

The Farm21 sensor network gives you the best control over your farm. Make the best decisions possible.
Learn more
Watch the demo

Sander Dekker explains

Learn from one of our partners how our sensor and platform work, and what the benefits of working with Farm21 are.
Partner up with a crop consultant and share your data for remote support

Make the most of Farm21 by working together with our trusted crop consultants and dealers

Check partner network

Grow more

Smart precision farming has never been so accessible. Buy our starter pack to start right away.
“Farm21 helps us give our farmers better advice, save on costs and improve yields. It makes our services more scalable and growers love the insights.”
Sander Dekker
Crop consultant precision farming