The FCI P24110-FC Red Fire Alarm Horn Strobe Wall Mount Notification is a set of four fire alarm strobes designed for use in commercial and industrial settings. These strobes are manufactured by FCI and feature the model number P24110-FC. They are designed to provide a visual indication of a fire emergency, making them an important component of any fire protection system. With a sleek wall mount design, these strobes are easy to install and provide a reliable notification system for potential fire hazards.lot of 4. working when removed from service