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Piezo Element (Diaphragm)

by Murata
SKU 1911
2 reviews
Save 53%
Original Price £1.26 inc VAT
Current Price £0.59 inc VAT
£0.49 ex VAT
31 in stock.

The 7BB series from Murata is piezoelectric diaphragms. These piezoelectric diaphragms are piezoelectric ceramic disks adhered to metal plates of brass. These diaphragms are typically used in clocks, calculators, digital cameras and various alarms. They can be used as knock sensors or very small audio transducers.

This piezo element is 20mm in diameter and has a height of 0.2mm.


  • Clear sound
  • Ultra-thin and lightweight
  • Noiseless and highly reliable
  • Low power consumption for voltage type
  • Transducer Function: Diaphragm
  • Element Type: Piezo
  • Resonant Frequency: 6.3kHz
  • Resonant Resistance: 1kohm
  • Capacitance: 10000pF
  • External Diameter: 20mm
  • External Height: 0.2mm