Clean room loudspeaker BLC-550CR

The BLC-550CR is a cabinet speaker, specially developed to meet the demand for cleanliness in certain environments such as production facilities for micro-electronics, pharmaceutical industry, photo industry and laboratories.


  • Screws 
  • Effective frequency Range: 140 – 12000 Hz
  • Weight: 1,1 kg 



Installation, Operation and maintenance

  • Do not open loudspeaker when energized.
  • When mounting the loudspeaker please ensure that it is re-assembled in the same manner in which it was
  • BLC-550CR(T) is designed for clean room applications.
  • Screw the cabinet to wall or ceiling (max ø5mm screws), select required tapping.
  • Connect cable to terminal 70V (white – green) or 100V (white – red).
  • Screw the loudspeaker grill gently clockwise into fixed position as shown above.
  • For optimum performance, always use the correct voltage / power limits as stated.
  • This loudspeaker comes with a two years warranty against factory defects.