Simplex Type 4255-8 477-082 Fire Alarm Heat Detector NEW

NEW Simplex FIRE ALARM fixed temperature 197 deg F 4255-8 (477-082)

Simplex 2098-9636 Photo Smoke Detector Fire Alarm

New Surplus Simplex Fixed Temperature Fire Alarm Detector 4255-5 477-079

New Surplus Simplex Fixed Temperature Fire Alarm Detector 4255-6 477-080

Simplex 2098-9201 Fire Alarm Photoelectric Smoke Detector Head W/Base Functional

Simplex 2098-9636 Fire Alarm Photo-Electric Smoke Detector

Simplex 2098-9202 Fire Alarm Photo w/ Heat Smoke Detector + 2098-9211 Base