Bosch LBB1990/00 plena voice alarm controller

 LBB1990/00 Voice Alarm Control Equipment
EN 54 certifiedEN 54 certified
manufacturerBosch Security Systems
Model CodeLBB1990/00
Number of zones<60
Number of channels2
Loudspeaker line supervision: Impedance measurementYes
Loudspeaker line supervision: 100V loopYes
Loudspeaker line supervision: Supervision per loudspeakerYes
PC call stationYes
Call stacking/recordingYes
Model Info

The Bosch LBB 1990/00 Voice Alarm Controller unit is the heart of the Plena Voice Alarm System. It is the basis of the Plena Voice Alarm System, and has all the essential functionality for compliance with the EN 54-16 and EN 60849 standards, including full system supervision, loudspeaker line impedance supervision, a supervised emergency microphone on the front panel and a supervised message manager.


  • Heart of the Plena Voice Alarm System
  • EN 54-16 certified and EN 60849 compliant
  • Message manager and 240 W amplifier build-in
  • Six-zone outputs
  • 6 emergency and 6 business triggers

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Bosch Security Systems is a leading global supplier of security, safety, and communications products, solutions and services. The product portfolio includes video surveillance, intrusion alarm, fire alarm and voice evacuation systems as well as access control and management systems. Professional audio and conference systems for communication of voice, sound and music complete the range.

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