Technical Support

89 Service/Technical Support

Gentex has become known for its quick order response and short lead times, with 98 percent of our products arriving on the promised delivery date, which is critical in keeping construction projects on schedule.

We are also recognized for our engineering expertise. We can be your resource for technical support on everything from simple issues, such as how to wire smoke alarms in tandem, to more complex issues, such as proper strobe coverage or smoke detectors wired for elevator recall.

Contact with questions.

For information on discontinued Gentex fire protection products, contact


Gentex products are also designed to help reduce installation, maintenance, and operating costs. Quick-disconnect harnesses and standard electrical box configurations eliminate the need for special adapters. Gentex alarms allow quick and easy testing without the need for smoke generators. In addition, EasyWash smoke alarms and detectors are completely immersible in water for washing away dirt.


All Gentex fire protection products are covered by an extensive warranty. In the unlikely event that a product must be returned, please call for a return material authorization number, or e-mail 

Technical Bulletins


Important Notice

The materials included on this website, including the Literature/Reference Material (e.g., technical bulletins, application guides, manuals, and reference materials), have been prepared by Gentex Corporation ("Gentex") for informational purposes only, are necessarily summary, and are not purported to serve as legal advice and should not be used as such. Gentex makes no representations and warranties, express or implied, that these materials are complete and accurate, up-to-date, or in compliance with all relevant local, state, and federal laws, regulations, and rules. The materials do not address all legal considerations as there is inevitable uncertainty regarding interpretation of laws, regulations, and rules and the application of such laws, regulations, and rules to particular fact patterns. Each person's activities can differently affect the obligations that exist under applicable laws, regulations, or rules. Therefore, these materials should be used only for informational purposes and should not be used as a substitute for seeking professional legal advice. Gentex will not be responsible for any action or failure to act in reliance upon the information contained in this web site.