The Qty of 10 Apollo Series 65 Optical Smoke Detectors Alarm 55000-317APO FIRE ALARM is a reliable and high-quality fire protection equipment designed by the trusted brand Apollo. These smoke detectors are essential for ensuring safety in commercial and industrial settings, providing an early warning system in the event of a fire. With a focus on facility maintenance and safety, these detectors are a crucial component in creating a secure environment for employees and customers alike. Ideal for business premises, office buildings, and industrial facilities, the Apollo Series 65 Optical Smoke Detectors offer peace of mind and protection against fire hazards.