The versatile and reliable FG 728 Stand-alone
photoelectric smoke detector can be calibrated
into either UL, BSI Standards. It features ULapproved
Photoelectric sensing components with
precise smoke detection. and long life (18
months) 9V battery operation (9V Ultralife Lithium
battery model for 7-year life is available too). FG-728 also comes with
optional heat detection combo model and various power input.
