Simplex 4901-9811

This particular alarm is actually capable of doing three different tones.

  • Brand
  • Model 4901-9811
  • Manufacturer Faraday
  • Type Alarm (Horn)

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Notifier BNG-1

Notifier BNG-1

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This is the older version of the Notifier BNG-1. I modified the lock on one of these to open with...