Defender Home Page
Phone: 800-628-8225 Fax: 800-654-1616 Int'l.: 860-701-3400 Email: Contact Us
follow me on facebook
Shipping Info
no sales tax Defender Home Page
Your Cart

View Cart View Shopping Cart
Check My Order(s)
Track My Package(s)
Conversion Chart
Shopping Areas
Boats & Motors
 Defender Seal

Kahlenberg Zero Series Dual Marine Air Horns - Brass

  • Power: Compressed Air, Requires 12 or 24 Volt DC Compressor (Sold Separately)
  • Large Horn Dimension: 22.69" L x 6.69" W
  • Material: Bronze with Brass Finish
  • Item #: 
    Model #: 
    D-0A Brass
    Shipping Weight: 
    11.20 Lbs.
    List Price: 
    Our Price:
    Note:  This item ships from the manufacturer.
    It typically ships within 2 business days  (more...)
    Status:     Ships Direct



    • The Kahlenberg D-0A is part of the “Zero Series” range of air horns and is certified to international requirements (IMO COLREGS) for boats up to 65 feet (20 Meters) in length
    • As with all Kahlenberg Air Horns for pleasure craft, the D-0A has been developed to maximize audibility, with a richness of tone based on musical instrument design
    • Constructed entirely of bronze and brass it is built for a lifetime of service
    • The D-0A Series Horns require significantly less air to achieve high dB levels
      • Can be powered by extremely small compressed air systems to minimize associated cost and space requirements on board
      • Meets requirements at only 50 psi air pressure
    • Output exceeds other horns of similar size
    • Made entirely of brass with bronze diaphragm
    • Low air consumption allows for use of a very small compressor/tank kit as compared to other air horns
    • Easy Installation with Optional P449 Series Compressor Kit and V-69-K Valve Kit (Sold Separately)


    • Type: Dual Trumpet
    • Mount: Fixed
    • 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 24 Volt D.C. (Compressor) (Sold Separately)
    • Material: Bronze and Cast Brass
    • Finish: Brass

    Click Here to See a Dimensional for this Product

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to

    Kahlenberg Zero Series Dual Marine Air Horns - White
    Item #: 550898
  • Power: Compressed Air, Requires 12 or 24 Volt DC Compressor (Sold Separately)
  • Large Horn Dimension: 22.69" L x 6.69" W
  • Material: Bronze with White Powdercoat Finish
  •  Include

    Model #:
    D-0A White
    Kahlenberg Zero Series Dual Marine Air Horns - Chrome
    Item #: 550899
  • Power: Compressed Air, Requires 12 or 24 Volt DC Compressor (Sold Separately)
  • Large Horn Dimension: 22.69" L x 6.69" W
  • Material: Sturdy Cast Bronze with Polished Chrome Finish
  •  Include

    Model #:
    D-0A Chrome
    Kahlenberg Horn Solenoid Valve Kit
    Item #: 551018V6912V
  • Applications: Zero Series Range of Air Horns
  • Power: 12 Volt DC, Power Consumption: 6.9 Watts
  • Mount: Vertical or Horizontal
  •  Include

    Model #:
    V-69K 12V
    Kahlenberg Compressor / Tank Kit
    Item #: 550904
  • Power: 12 Volt DC, Draw: 21 Amps, Operating Pressure 120 -150 PSI
  • Compressor Dimensions: 9.46" L x 8.61" H
  • Includes Tubing and Fittings for Typical Installation
  •  Include

    Model #:
    Kahlenberg M-126 Push-Button Horn Switch with Momentary On
    Item #: 550626
  • Pole / Throw: SPST NO, Action: (ON), Actuator Color: Black
  • Max. Operating Amperage: 20 Amps @ 12 Volt DC
  • Ignition Protected, Illumination: No, Sealed Snap-In Rocker Switch
  •  Include

    Model #:

    Have A Suggestion?

    Help us make our site better for everyone! Let us know you've found something wrong or frustrating on this page and we will improve it. Please mark each that apply.

    Product has been improperly categorized
    Page loads too slowly
    Product information is incorrect
    Page has errors or bugs
    Site is frustrating or difficult to use
    Product image is missing or wrong
    Cannot find my size
    Spelling errors on page
    Not enough product information

    Comments or Examples:
    Examples: Missing information such as dimensions and model number, typos, inaccuracies, etc...

    Please include your e-mail address below if you would like us to respond to your comments or questions.             

    Join Our Email List And Receive our Monthly Promotions
    Defender Email Specials
    Click Here For Our Privacy Policy