Foghorn, designed to provide 0.5 nautical miles omni-directional coverage. For man-made offshore structures and in line with IALA regulatory requirements. Can be supplied as a main/secondary (2+½ Nm) foghorn together with duplicated controls in the Navaid Central Control Panel (NCCP).


Key features

  • Reliable marine foghorn, low cost of ownership
  • Operating voltage and code control provided from Navaid Central Control Panel (NCCP)
  • Monitoring system integrated in Navaid Central Control Panel (NCCP)
  • Offshore coated seawater resistant light alloy body


  • Complies with UK Department of Energy and Climate Change; Standard marking schedule for offshore installations – April 2011; chapter 4 – secondary fog signal


Performance characteristics

  • Morse code ‘U’ every 30 seconds from Navaid Central Control Panel (NCCP)
  • Usual range main foghorn: 0.5 NM
  • Horizontal sound output: 360°

Electrical characteristics

  • Operating voltage: 190 Vac; 860 Hz from Navaid Central Control Panel (NCCP)
  • Power consumption: 25 W peak max (Digital modular NCCP)
  • Connection details: max. 4 mm²; one M25x1.5 cable gland entry
  • Earth connection: internal 4 mm²and external M6


Physical characteristics

  • Dimensions (L x W x H):
    678 x 464 x 694 mm
  • Weight: 70 kg; lifting eye suitable for lifting 700 kg
  • Degree of protection: IP66
  • Operating temperature range:
    –55°C to +55°C

System design, control and monitoring

  • Control and monitoring via separate control panel (see separate Custom engineering sheet)