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K 57 C - 8 Ohm

Art. No. 2907

5.7 cm (2.2") miniature speaker with waterproofed, transparent Mylar membrane and Neodymmagnet. Light weight. Low installation hight. Can be used outside and at critical enviroments. Suitable as signal speaker at electric mashines. Good speech, intelligibility.

*) IP protection class for front side when built into a sealed enclosure

Typical applications

  • Voice and signal output in machines and other equipment where space is at a minimum
*Gross price for private customers. Industrial prices are available on request.
Technical Data
Amplitude & Impendance Frequency
Rated power 2 W
Maximum power 3 W
Nominal impedance Z 8 Ohm
Frequency response 350–6800 Hz
Mean sound pressure level 87 dB (1 W/1 m)
Resonance frequency fs 550 Hz
Voice coil diameter 14 mm
Height of winding 2 mm
Net weight 0.031 kg
Connections Solder lugs
Protective system IP 65 *)
Temperature range –25 ... 70 °C

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