Cranford Controls Combi 32 Series Blue Sounder Beacon, 18 → 35 V dc, Wall Mount, 93dB at 1 Metre

The Cranford controls DC flashy sounder beacon is a high tech device with a blue LED. This beacon has sound level output up to 93dB (A) at 1m with a choice of 32 alarm tone and an efficient LED cluster. The product can easily be retro-fitted in place of a VTG sounder on existing systems without the need for additional power supply considerations.
Warning:
Please refer to the RS website for guidance on visual alarm devices (VADs) regarding the conflict between BS 5839 and EN 54-23.

The supply voltage is between 18VDC and 35VDC
Fully synchronised LED light and sound output
3 volume settings via PCB mounted DIL switch
2-stage alarm
Universal locking using industry standard grub screw
Operating temperature is between -20°C and 70°C

IP43 rated shallow
IP65 rated deep
BS5839
EN54
DDA complaint