Ajax EN54 FireProtect Sounder Jeweller, 100 dB, Wireless, 118602.278.WH1 4K (8 MP) with level governed by a

with level governed by a Master volume control and EQ handled by mini Bass and Treble rotary controls

Intelligent detection: Automatic sensitivity adjustment to ambient temperature and illumination to reduce false alarms

fix it to your desired surface

Made from durable steel for long-lasting performance

Supplied with reset keys and a UK double‑gang back‑box for tidy surface mounting

Ajax EN54 FireProtect Sounder Jeweller, 100 dB, Wireless, 118602.278.WH1 4K (8 MP) with level governed by aAjax EN54 FireProtect (Sounder) Jeweller 118602. 278. WH1 EN54certified wireless addressable fire alarm sounder for use with Ajax EN54 control equipment (EN543 EN5425 referenced). Highoutput local audible alarm SKU 118602. 278. WH1 listed at up to 100 dB at 1 m; 32 selectable tones and synchronised activation across devices. Jeweller proprietary twoway wireless communication; long openspace range (manufacturer states up to ~1,700 m; actual range