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K 50 - 8 Ohm

Art. No. 2901

5 cm (2") miniature speaker with plastic diaphragm and metal basket. Thanks to its compact dimensions, suitable for signal output in machines and other equipment where space is at a premium. *) IP protection class for front side when built into a sealed enclosure

Typical applications

  • Voice and signal output in machines and other equipment both indoors and outdoors


  • Plastic: Mylar (diaphragm)
  • Functionally at cold according to EN 60068-2-1/EN 50155
  • metal design
  • UV-resistant
*Gross price for private customers. Industrial prices are available on request.
Technical Data
Amplitude & Impedance Frequency
Directivity pattern
Rated power 2 W
Maximum power 3 W
Nominal impedance Z 8 Ohm
Frequency response 250–10000 Hz
Mean sound pressure level 83 dB (1 W/1 m)
Opening angle (-6 dB) 180°/4000 Hz
Excursion limit +/−0.5 mm
Resonance frequency fs 400 Hz
Height of front pole-plate 2 mm
Voice coil diameter 14 mm
Height of winding 3 mm
Cutout diameter 45 mm
Net weight 0.05 kg
Connections Solder lugs
Protective system IP 65 *)
Temperature range −40 ... 80 °C

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