SKU: OA1 Category:


Public and Industrial All-Hazard Warning ProductsSystem features include:

  • 50′ cable
  • Aluminum cabinet with AC temperature-compensated 10 amp battery charger, power amplifiers, siren controller, tone generator, timer, local control push buttons, battery switch, low battery alarm and lightning arrestor – ALL Whelen Manufactured.
  • Choice of 1 to 4 Omni-Directional Speaker cells assembled in a vertical column
  • Whelen-Patented SI TEST.
  • Every siren Battery-Operated.
  • Six standard warning tones – Wail, Whoop, Attack, Hi-Lo, Alert and Airhorn
  • 400 watt drivers designed exclusively for outdoor warning applications – tested and certified to a 20 year life cycle for the Government of Denmark.

Additional information