System Sensor

3825 Ohio Avenue
St. Charles, IL 60174-5465

About System Sensor

System Sensor is the world leader in fire detection and notification devices. With sales, service and manufacturing facilities throughout the Americas, Europe and Asia, our product line consists of system smoke detectors, duct smoke detectors, aspiration smoke detectors, waterflow detectors, carbon monoxide detectors as well as a complete line of horns, speakers and strobes.

Competitors of System Sensor

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Over the past 45 years, Essex Electronics has researched, developed and manufactured advanced touch and touchless access control solutions for the security industry. Essex initially developed a ruggedized access control Keypad utilizing a proprietary piezoelectric switch technology. The result... Read More

Denios Inc.

DoorKing, Inc.

DoorKing, Inc. (we are also known as “DKS”) was established in 1948 and is one of the country's leading manufacturers of cloud based video entry systems, vehicular gate operators, parking control products, access control systems and vehicle mitigation (crash) barriers in the United... Read More