Simplex (4098-9685) TrueAlarm Duct Detector Housing 0631128


SKU: 4098-9685

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TrueAlarm 2-wire Duct Detector Housing w/o relay

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Simplex 4098-9685 2-wire Duct Detector Housing w/o relay  0631128

Life Safety Consultants is here to ensure your fire and smoke detectors are always in working order. That’s why we offer a wide range of replacement parts and components like the Simplex Duct Housing 2-Wire Model 4098-9685 which provides basic smoke detection for applications that do not require a remote relay. Power is from the IDC.  Order yours today and we’ll ship your Simplex 2-wire Duct Housing 4098-9685 in no time.

If you would like to learn more about this part or any of the other products we offer, contact the Life Safety Consultants team at (888) 557-0558 or email us at:



Additional information

Weight 5 lbs
Dimensions 13 × 11 × 7 in



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