Milesight Ultrasonic Distance Sensor EM400-UDL-N03GL W100 – NB-IoT Pro

The Milesight EM400-UDL-N03GL W100 is a professional-grade ultrasonic distance sensor designed for non-contact measurement of liquid levels. Featuring a wide sensing range of 50 to 1000 cm, the sensor ensures exceptional precision and durability, even in harsh outdoor environments.

This NB-IoT/ Cat.M model includes a GNSS module for positioning, enabling location tracking and theft protection in remote installations. It is equipped with dual replaceable 9000 mAh batteries, offering up to 10 years of operation without replacement, depending on the application mode.

The device also includes an NTC temperature sensor for overheating detection and a 3-axis accelerometer for monitoring tilt status. Its IP67 waterproof housing and internal damp-proof coating make it ideal for rugged applications like open water monitoring, tank fill level detection, and more.

Configuration is made simple through NFC and a mobile app, allowing quick setup without opening the device. Designed for flexibility and reliability, the EM400-UDL W100 is the ideal choice for industrial and outdoor IoT deployments.