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 basket
  • UV-resistant

Technical Data

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
Protective system
IP 65 *)
Temperature range
−40 ... 80 °C
Frequency- and impedance response
Directivity pattern