Whether the application is industrial, commercial or institutional, the range of twin piezo external sounders offer flexible solutions to installers of high quality security equipment.

The XS3D twin piezo sounder was designed to provide the reliability and build quality you expect, making it suitable for all types of installations. The XS3D can be mounted with the strobe at the top or bottom, and includes clips to hold the inner and external covers to reduce installation time. The XS3D Sounders combine a modern sleek low profile design in an attractive stylish exterior.

XS3D External Sounder Brochure




  • Twin piezo sound output 113dB
  • 15 mins cut off time
  • Twin alternating LEDs
  • Screen printing available
  • Optional high security metal shroud