Farsens offers a variety of wireless and battery-free moisture sensors ideal for preventive maintenance and process automation.

Based on UHF RFID technology, these battery-free moisture sensor tags use EPC C1G2 standard commands to communicate their unique identification number and the associated moisture data to the RFID reader.

Which one is right for you?

Humidity sensors monitor the amount of water vapor present in atmosphere.

Moisture sensors monitor the amount of water present in a material.

Humidity – Hygro tags

Moisture – Hydro tags

Humidity – Hygro


The EVAL01-Hygro-Fenix-RM is a UHF RFID battery-free humidity and temperature sensor tag. The device features a HTS221 relative humidity and temperature sensor from ST Microelectronics with a 0% to 100% humidity range and a -30°C to +85°C temperature range. The humidity and temperature sensor tag provides an accuracy of ±3.5% in humidity and ±1°C in temperature.

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Moisture – Hydro


The EVAL01-Hydro-H402 is a UHF RFID battery-free soil moisture sensor tag. The device features a resistive soil moisture sensor board with resistance values ranging between few hundreds of Ohms to tens of MOhm depending on the moisture level.

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