Wireless Draw‑Wire Displacement Sensor

What It Is

A draw‑wire sensor with built‑in 4G wireless transmission. It measures linear displacement by tracking how much cable is pulled out – just attach the cable to a moving object and the sensor does the rest.

Simple Key Features

• Wireless 4G – send data to the cloud or your server from anywhere

• IP68 waterproof – fully submersible, built for outdoor use

• Long range – measures from a few hundred mm up to 15 metres (or more)

• High precision – 0.01% linearity, resolution down to 0.001 mm

• 9900mAh battery – low‑power design for months of operation

• Built‑in display – see readings on site without a phone or laptop

• Remote setup – change settings from your office – no field visit needed

• Alarms – alerts for high/low displacement and low battery

• Optional GPS – track exactly where the sensor is located

Where It's Used

• Bridge and building movement monitoring

• Hydraulic cylinder and valve position feedback

• Mining equipment and slope stability

• Railway track and dam displacement

• Landslide early warning systems

Why Choose This One

• No cables to run – saves installation time and cost

• Works in rain, dust, and harsh conditions

• Data is safe – auto‑reconnect and retry on signal loss

• Easy to install and forget – long battery life and remote config