Allen Bradley 855P Series Panel Mount Siren, 240 V ac, 80dB at 1 m, IP65, AC - 855P-B20SE22

855P Sounder. 22.5mm panel mount Can be combined with 800F series push buttons Adjustable volume on 45mm and 65mm to ;85dB Selectable Continuous or Pulsing 65mm adds alternating frequency IP65 rating