Simplex 4251-21L

This is the “Local Alarm” variant of the Simplex 4251-21.

Also in the collection
Notifier BNG-1R

Notifier BNG-1R

Category :
This is the oldest Notifier pull that I own which opens with the modern Notifier key.
Honeywell HFS-P

Honeywell HFS-P

Category :
Oddly enough, the model number on this particular smoke doesn’t fit the typical pattern for Honeywell devices.
ADT ADT-PS

ADT ADT-PS

Category :
Personally, I think that the ADT logo on the head of this smoke is a bit ugly.
@