Cabinet loudspeaker BLC-550

6W plastic circular surface mount cabinet speaker. Often used for voice alarm, back ground music and public announcements. The speaker is easy to install and easy to terminate.


  • Screws 
  • Effective frequency Range: 140 – 20000 Hz
  • Weight: 0,9 kg 


Installation, Operation and maintenance

  • Do not open loudspeaker when energized.
  • Open the loudspeaker by turning the grill counter clockwise.
  • Lead cable through cable inlet, connect to terminal (70V or 100V) and select required tapping on transformer.
  • Screw the cabinet to the wall or ceiling with four screws.
  • Screw the loudspeaker front gently clockwise into fixed position
  • Available in clean room version BLC-550CR
  • For optimum performance, always use the correct voltage / power limits as stated.
  • This loudspeaker comes with a two years warranty against factory defects.