757-7A-T - FireAlarms.tv - jjinc24/U8oL0's Fire Alarm Collection

Category : System Sensor

This smoke detector is sometimes referred to as the “doorknob” because of its doorknob-like appearance.

Category : Honeywell

It took me a long time to track down this pull’s key.

Category : System Sensor

MASS stands for “Multi-Alert Sounder/Strobe.” As the name suggests, it can do more than one tone.

EST 757-7A-T