Wheelock LS1M-12 - FireAlarms.tv - jjinc24/U8oL0's Fire Alarm Collection

Category : Notifier

This is the oldest Notifier pull that I own which opens with the modern Notifier key.

Category : Simplex

This is a photoelectric smoke detector from the mid to late 1970’s.

Category : Simplex

Oddly enough, the model number on this particular smoke doesn’t fit the typical pattern for Simplex devices.