The 576.440.001 FC440DSB is a detector base specifically for use with the FireClass addressable detectors

The base incorporates a fire alarm sounder that is activated directly by the detector.

Key Features:

• A compact and discrete solution
  
• One point of installation for detector and sounder with no additional wiring
  
• Low power with up to 250 sounders on a single loop. Provides uncompromised system design solutions
  
• Simple to select the tone and volume using switches. No special training or tools needed
  
• 9 selectable tones
  
• 4 selectable volumes
  
• A locking pin supplied with the base which prevents the unauthorized removal of the detector
  
• Replaces FC430SB and it is compatible with FireClass addressable detectors