Murata Electronics MA40S4R is a 40kHz ultrasonic receiver. This component is designed for applications requiring precise detection and measurement of acoustic waves. Its robust construction and 80° beam angle make it suitable for a wide range of sensing tasks. Commonly utilized in automotive applications for parking assistance and obstacle detection, as well as in industrial automation for proximity sensing and level measurement, the MA40S4R offers reliable performance. The component is supplied in bulk packaging. This receiver is a key element in systems requiring non-contact sensing capabilities.