Fire safety products Sounders

This is just one product of this category for which we offer BIM data. 

All current products with BIM information can be found on our Bosch BIM website: 


The family includes three sounder types with a number of products:

  • FNM-420U Sounders, uninterruptible (FNM-420U-A-WH, FNM-420U-A-RD, FNM-420U-B-RD)
  • FNM-420-B-RD Sounder Outdoor, Red (FNM-420-B-RD)
  • FNM-420-A Sounder Indoor (FNM-420-A-WH, FNM-420-A-RD)

FNM-420U Sounders, uninterruptible:
Sounder for uninterruptible alarm signaling at the location of a fire, for indoor and outdoor areas

FNM-420-B-RD Sounder Outdoor:
analog addressable stand-alone sounder for outdoor use, red

FNM-420-A Sounder Indoor:
analog addressable stand-alone sounder for indoor use

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