Resideo is a global provider of home comfort, security, and safety solutions, manufacturing products under the Honeywell Home and First Alert brands.
Resideo Technologies, Inc. is a leading global manufacturer and distributor of technology-driven products that provide comfort, security, energy efficiency, and control for residential environments. Spun off from Honeywell in 2018, the company builds on a century-long legacy of innovation. Resideo is the exclusive licensee of the Honeywell Home brand for products including smart thermostats, heating controllers, and water leak detectors, and also owns First Alert, a leader in smoke and carbon monoxide detection.
Headquartered in Scottsdale, Arizona, Resideo operates in two main segments: Products and Solutions, and Global Distribution (ADI). Their portfolio ranges from advanced climate control systems to sophisticated security panels, all designed to simplify the smart home experience while ensuring reliability and safety for homeowners worldwide.
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Resideo manufactures and supports Honeywell Home products. You can find manuals for these devices on the Resideo support website or by searching the specific model number here.
You can register your product on the official Resideo Warranty & Registration page to ensure you receive updates and support.
For Homeowner Support, you can call 1-800-633-3991 during business hours (Mon-Fri 9am-8pm CDT, Sat-Sun 9am-5:30pm CDT).
Resideo was formed in 2018 as a spin-off from Honeywell. Resideo now manufactures and distributes products under the Honeywell Home brand under license, as well as its own Resideo and First Alert brands.