Key Features:; Low profile design Low current draw 58C operating temperature Operates at 12 and 24VDC Remote alarm test feature Easy Maintenance Approved to EN54 ?5:2000 Class A2S Approved to MED 96/98/EC (Amendment 2009/26/EC) Extended warranty

Key Features:; High output LED technology ensures optimum light output and low power requirements High efficiency piezo disk and horn profile generate powerful sound output Features Advanced protocol controllable sound output, tone selection, group polling, independent sound or strobe function Automatic synchronization of sounder and strobe Large cable access Rear or surface cable entry Loop continuity spring Simple twist fit onto universal B501AP base (positive ?poke yoke? engagement) Anti-tamper feature In-built isolation options Address tag for clear indication Single point of installation ? saves time, cost & inventory Low current draw enables more devices on loop Adjustable volume control (on device or from panel) Rotary wheels for clear address indication Clear lens with red flash

Key Features:; Photoelectric, integrated low-flow technology Air velocity rating from 1.5m/s to 20.3/sec Versatile mounting options: square or rectangular configuration Broad ranges for operating temperature ? 20 to 70 degree and humidity 0-95% (non-condensing) Patented sampling tube installs from front or back of the detector with no tools required New cover temper signal Increased wiring space with a newly added 20mm conduit knockout Available space within housing to accommodate mounting of relay module Easily accessible code wheels on sensor head (sold separately) Clear cover for convenient visual inspection

Large cable access Rear or surface cable entry Loop continuity spring Automatic synchronisation of sounder Low current draw enables more devices on loop Adjustable volume control (on device or from panel) Intense strobe output Deep and high IP base options Pure White or Ivory body colours Common base with detectors (B501AP) Device protocol is backward compatible through inclusion of both SS CLIP and Advanced Protocols 32 tone selection to cover many markets (on device or from panel)