APC International, Ltd.: A manufacturer of piezoelectric ceramics and piezoelectric products for customers in aerospace, automotive, consumer, engineering and design, industrial, manufacturing, medical products, military.
Beijing Dongfang Jinrong Ultrasonic Electrical Equipment Co.,Ltd.: A manufacturer of ultrasonic equipment producing piezoelectric ceramic transducers and ultrasonic devices.
Britek SA, Inc.: A line of ultrasonic transducers specialize in thickness gauge, flaw detection, nuclear transducers, and custom built transducers.
Changzhou Union Electronics: Manufacturers of buzzers and speakers used in computer modems, mobile phones, cordless phones and pagers.
Changzhou Xichun Electronics Co., Ltd.: Manufacturer of buzzers and electronic acoustical components. Product photos and specifications.
Chintele Quartz Technology Co Ltd: A Chinese manufacturer of piezoelectric quartz, quartz products and single crystal optical products for use in the telecommunications and general time and frequency industries.
Eleceram Technology Co. Ltd.: Manufacturer of piezoelectric ceramics, piezoelectric transformers and ultrasonic transducers. Includes product data sheets and company news.
Guangzhou Sound-Tech Electronic Co., Ltd: Manufacturer of piezo ceramic electroacoustic products such as buzzers, ringers, alarms and transmitter/receivers.
Hanics: Manufacturer of microphones and speaker units for communication and audio products.
JL World Corporation Ltd: Manufacturer of sound generators and microphones.
Kaili Electrionic Factory: Manufacturers of buzzers, plug and jack, audio/video cables, fuse box. From China.
Lubell Labs Inc.: Manufacturer of underwater loudspeakers, underwater speakers, and piezoelectric underwater audio transducers.
Massa: Designer and manufacturer of electroacoustic products including sensors, transducers, and ultrasonics.
Myntahl Corp.: Manufacturer of buzzer, alarm, piezo alarm, electronic buzzers, alarm annunciator, siren, magnetic alarm transducers and external-driven piezo.
Ningbo East Electronics: Chinese Manufacturer of piezo ceramic electroacoustic products such as buzzers, ringers, alarms, transmitter and receivers.
Ormal Electronics Limited: Offers piezoelectric cable sensors for impact sensing, acoustic transducers and perimeter security.
Shianlin Electronic Co., Ltd.: Manufacturer of piezo transducers, chips and powder. From Tiawain.
SPL Ltd.: Manufacturer of buzzers, transducers, speakers, receivers, microphones, ultrasonic sensors, connectors, cable assemblies, wire harness. Factories are located in China.
Suzhou Sonavox Electronics Co.,Ltd.: A manufacturer of speakers. Application areas include, car audio, TV and home theater.
Tibbetts Industries, Inc.: Developer and manufacturer of miniature electromagnetic and electro-acoustical transducers typically used by the hearing aid, medical device, and security industry.
Union Enterprise Co: Piezo buzzer and element for all kinds of alarm, home appliances and security system.
Unique Sound Co., Ltd.: Specialist manufacturer of SMD audio transducers.
Wisdom Plus Sdn Bhd: Manufacturer of buzzers and telephone ringers.