Do you have any questions?

SL 87 WPM - 4 Ohm

Art. No. 2087

Waterproof 8 cm (3.3") fullrange speaker with a transparent plastic cone and rubber sealing ring. High mean sound pressure level and compact design. Optimised for voice and signal output.

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

**) 1 m height of water, 18.5 h

Typical applications

  • Monitoring speaker for electronic devices
  • Outdoor sound reinforcement systems
  • Alarm systems

Attributes

  • UV-resistant
  • weather-resistant
*Gross price for private customers. Industrial prices are available on request.
Technical Data
Sketch
Amplitude & Impedance Frequency
Directivity pattern
Rated power 20 W
Maximum power 30 W
Nominal impedance Z 4 Ohm
Frequency response 200–5000 Hz
Mean sound pressure level 89 dB (1 W/1 m)
Opening angle (-6 dB) 142°/4000 Hz
Excursion limit +/−1.5 mm
Resonance frequency fs 290 Hz
Magnetic induction 0.87 T
Magnetic flux 165 µWb
Height of front pole-plate 3 mm
Voice coil diameter 20 mm
Height of winding 5 mm
Cutout diameter 80 mm
Net weight 0.24 kg
Connections 2.8 x 0.5 mm (+)/2.8 x 0.5 mm (-)
Protective system IP 65 *)IP x8 *) **)
Temperature range −40 ... 70 °C

Used in / Accessories:

GRILLE FR 87

Protective grille made of black plastics. Can be supplied painted in other colours on request.

- Suitable for: FR 87, SL 87 WPM

Are you looking for a bespoke solution?

Contact us