AT75 Ultrasonic Level & Proximity Air Transducer
Featured Product from Airmar Technology Corporation

Industry-Leading Performance for Level Sensing, Proximity Detection, Open Channel Flow, Obstacle Avoidance and More
Airmar Technology is world-renowned for producing the most reliable and high-performing ultrasonic air transducers for use in many of today’s most difficult environments. Our transducers are the go-to choice for engineers and system integrators who demand outstanding quality and unsurpassed performance from every component.
Airmar’s 75 kHz AT75 ultrasonic air transducer is a critical component in the development of measurement systems for liquid or solid levels, robotics, open channel flow, proximity sensing and obstacle avoidance. The AT75 has a sensing range of 20 cm to 10 m and includes rugged, sealed housing that provides lasting durability. Optional PVDF housing is available for use in chemically aggressive environments.
AT75 Airducer® Transducer
Applications:
- Level measurement
- Open channel flow
- Proximity
- Obstacle avoidance
- Robotics
Features:
- Rugged sealed construction
- Cylindrical design allows for installation in various applications
Options:
- AR style with threaded cap available
- Complete assembly or kit versions
- Available in PVDF housing for use in chemically aggressive environments
- 10 KΩ thermistor available for temperature compensation
LEARN MORE about Airmar's industrial line of ultrasonic air transducers.