Universal Security Instruments, Inc.

11407 A Cronhill DR
Owings Mills, MD 21117

About Universal Security Instruments, Inc.

USI (Universal Security Instruments, Inc.) makes the most innovative home protection solutions available today. Since our founding in 1969, we’ve become one of the largest manufacturers of smoke and carbon monoxide alarms in the world. We hold 11 patents on detection technologies, based on our proprietary research into the science of fire and fire detection. Our state-of-the-art production facilities are ISO9001 certified, and we’ve gained approval to distribute smoke and carbon monoxide alarms in more than 30 countries.

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