Key features
A compact, reliable setup for field use and production integration.
WillowSonic — LoRaWAN Ultrasonic Level Sensor
Measures distance and level by detecting ultrasonic pulses reflected from liquid and solid surfaces. Designed for manholes, canals, tanks, snow/water level monitoring.
Technical guide How to Choose a LoRaWAN Sensor LoRaWAN 868/915 15 km 10 years
Product Type LoRaWAN Ultrasonic Level Sensor
Battery Life up to 10 years
Communication Range up to 15 km
up to 15 km Communication range
up to 10 years Battery life
LoRaWAN 868/915 MHz Protocol
Specifications
- Protocol
- LoRaWAN 868/915 MHz
- Enclosure
- IP67 for outdoor use
- Battery life
- up to 10 years
- Sensor holder
- Galvanized
- Sleep current
- 1.5 μA
- Measurement range
- up to 7.5 m
- Communication range
- up to 15 km
Reported Parameters
- Target distance (liquid, snow, etc.)
- Sensor temperature
- Battery level
Applications
Manhole flooding monitoring
Water tank level monitoring
Snow depth measurement
Wastewater level monitoring
Grain storage level monitoring
Industrial liquid level monitoring
Flood prevention systems
Stormwater drainage monitoring
Related hardware
Products for the same connected system
Compare complementary Willow Software devices and build a complete monitoring architecture.
WillowPre
Measures liquid pressure in pipes and tank systems. Suitable for harsh operating conditions.
LoRaWAN 868/91515 km10 years
WillowAir
Measures TVOC, eCO2, and temperature for IoT-based building and environmental monitoring.
LoRaWAN 868/91515 km10 years
WillowMos
Measures soil temperature and soil moisture. Also measures indoor air quality. Data transmitted over LoRaWAN.
LoRaWAN 868/91515 km10 years
WillowAne
Measures wind speed in outdoor environments. Designed for harsh conditions.
LoRaWAN 868/91515 km10 years
Need this in a project?