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BU3
BU3 Panel mount buzzer M28

Order no.

B100520313

BU3 Panel mount buzzer M28

  • Ø 35 mm (mounting nut) panel-mount buzzer
  • Max. 90 dB (A) sound pressure
  • Connection via tabs
  • Panel size Ø 28 mm/M28
  • Pulsing tone
  • Sound pressure can be reduced by ~10 dB via turning window
  • For universal applications
  • Sealed electronics, low current consumption
  • Reach Declaration: The SVHC substance “titanium zirconium oxide”, CAS no. 12626-81-2, exceeds the standard value of 0.1%

Technical data

HousingABS black
Panel size28 mm (M28)
Connection technologyConnector with screw
TonePulsing tone
Volume80-90 dB (can be adjusted with turning window)
Tone frequency2.500-3.500 Hz
Duty cycle100 %
Operating temperature-20 °C / +70 °C
Degree of protectionIP54
Weight35 g