: Marketplaces like Alibaba and eBay are useful for finding a wide variety of shapes or buying in bulk.

: Complete assemblies for cleaning or medical imaging applications.

Wholesale PZT-4 Material Custom-shaped Piezo Actuator Piezoelectric Ceramic for Industrial Ultrasonic Machine 24.5-135.5KHZ Frequency,50 Pieces Alibaba.com Go to product viewer dialog for this item.

Wholesale 60W PZT4 Ceramic 40kHz Transducer Professional Dishwasher Equipment Industrial Ultrasonic Piezo Transmitter High-Performance PZT4 Transducer Alibaba.com Go to product viewer dialog for this item. 68KHz 60W Piezoelectric Ultrasonic Cleaning Transducer Beijing Ultrasonic Go to product viewer dialog for this item.

: Websites like APC International and PI Ceramic provide technical-grade PZT components and detailed specifications.

PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT Piezo tranducers Package of 50 Electronic Surplus Go to product viewer dialog for this item.

1"x1" Pzt-880 Navy Iii Piezoelectric Plate 1mhz Ultrasonic Transducer eBay - goodtoolfinder Go to product viewer dialog for this item.