The Series 65 optical smoke detector uses light detection technology to ‘see’ smoke entering the chamber. The external detector molding is identical to that of the ionization detector and features an LED indicator that is clear in standby mode and produces a red light in alarm.

• Responds well to slow-burning and smoldering fires.
• Well-suited for bedrooms and emergency exits.
• Insensitive to wind or atmospheric pressure.
• Options for flashing LED test switch and magnet.