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

ADT for Small Business

ADT Security Services, Inc., a unit of Tyco International, is the largest provider of electronic security services to more than six million commercial, government and residential customers throughout North America. ADT's total security solutions include intrusion, fire protection, closed circuit... Read More

Designed Security, Inc.

For more than 35 years, DSI has developed custom and standard state-of-the-art security and access control solutions for corporate, commercial, government and industrial markets. With highly skilled personnel and a modern 13,000 square-foot facility in Bastrop, Texas, we perform all aspects... Read More

Thermo Fisher Scientific

Thermo Fisher Scientific Inc. (NYSE: TMO) is the world leader in serving science, with annual revenue exceeding $25 billion. Our Mission is to enable our customers to make the world healthier, cleaner and safer. Whether our customers are accelerating life sciences research, solving complex... Read More

Products by System Sensor

By System Sensor

The CO1224T from System Sensor now offers RealTest — the first and only true functional CO test that fully meets NFPA 720-2009 requirements. With RealTest, a simple short spray of canned CO is all it takes to know the detector is doing its job protecting occupants from deadly CO gas. With the... Read more »

By System Sensor

With the first system-connected CO detectors reaching their end-of-life, someone’s going to be making money on replacements. It should be you. And we’ve made it easy. Our new CO-PLATE Carbon Monoxide Detector Replacement Plate mounts in seconds for seamless CO detector replacement. And what... Read more »

By System Sensor

The SpectrAlert Advance series offers the most versatile and easy-to-use line of horns, strobes, and horn strobes in the industry. With white and red plastic housings, wall and ceiling mounting options, and plain and FIRE-printed devices, SpectrAlert Advance can meet virtually any application... Read more »