Vintage Simplex heat detector

New Simplex 4098-9614 Heat Detector Head

Simplex Heat Detector

Simplex 4098-9733 TrueAlarm Analog Addressable Heat Detector

SIMPLEX 2098-9642 20899642 SMOKE HEAT DETECTOR HEAD FIRE ALARM WITH BASE

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Simplex 4098-9733 TrueAlarm Addressable Heat Detector Used Tested and Working

NEW, Factory Sealed, Simplex 4098-9733, Analog Addressable Heat Detector