Siemens (DI-3) Ionization Smoke Detector



A plug-in, ionization detector designed for two wire system operation.Smoke Detector

2 in stock


Siemens Ionization Smoke Detector DI-3

At Life Safety Consultants, we strive to only offer high-quality products when it comes to smoke detector replacement parts. That’s why we’re proud to introduce the Siemens Ionization Smoke Detector DI-3, a powerful device that is compatible with several Siemens control panels. This detector is meant for a two-wire operation, and it works with several optional accessories including an audible base, locking kit, and more. Order yours today and browse our website to learn more about our Siemens parts and accessories. For more details, get in touch with our team!


The Siemens DI-3 ionization detectors have been discontinued by the manufacturer.   As an option, you can replace the DI-3 detectors with the  Siemens OP121 detector and Siemens DB-11 base !  This will allow continued operation of your Siemens system, and at a huge cost savings –  for additional information or questions call us at  888-557-0558 or email


Additional information

Weight.5 lbs
Dimensions6.5 × 6.5 × 2.5 in


Part Type

Base, Detector Base, Smoke Detector


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