Kahlenberg Zero Series Dual Marine Air Horns

Composed entirely of bronze and brass, the Kahlenberg D-0A - which is part of the "Zero Series" range of air horns, can be powered by extremely small compressed air systems to minimize associated cost and space requirements on board.

Features:

• Part of the "Zero Series" range of air horns, certified to international requirements (IMO COLREGS) for boats up to 65 feet (20 Meters) in length
• Developed to maximize audibility, with a richness of tone based on musical instrument design
• Constructed entirely of bronze and brass for lifetime service
• D-0A Series horns require significantly less air to achieve high dB levels
  • Meets requirements at only 50 psi air pressure
• Output exceeds other horns of similar size
• Low air consumption allows for use of a very small compressor / tank kit as compared to other air horns

Specifications:

• Type: Dual Trumpet
• Mount: Fixed, attached to horn
• Frequency: 322 & 254 Hz (High and Low Tones)
• Sound Pressure Level: 133 dB (A) @ 1 Meter
• Air Consumption: 17.6 C.F.M., 8.3 l/s
• Operating Pressure: 50 to 200 PSI (3.5 to 14 bar)
• Electrical Power Required: 12 or 24V D.C.
  • Easy Installation with optional P449 Series Compressor Kit and V-69-K Valve Kit (Sold Separately)
• Material: Bronze and Cast Brass

See a Dimensional Drawing here