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..
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..
SPL Ltd. - Manufacturer of buzzers, transducers, speakers, receivers, microphones, ultrasonic sensors, connectors, cable assemblies, wire harness. Factories are located in China..
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..