Whelen

Whelen Engineering has been designing and manufacturing trusted warning and safety equipment in the United States since 1952. From its beginnings in Deep River, Connecticut, Whelen has grown into a leading manufacturer of warning lights, sirens, controllers, white illumination systems, and mass notification solutions used by first responders and critical professionals around the world. With manufacturing facilities in Connecticut and New Hampshire, Whelen remains committed to American manufacturing, engineering, innovation, and product quality. Its products are designed, tested, and manufactured to perform reliably in demanding public safety and emergency-response applications. For more than 70 years, Whelen has focused on supporting the professionals who depend on its equipment to stay visible, safe, and ready to respond.