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Attwood Marine 11478-7 Drop-In Hidden Horn with Black and White Covers

Manufacturer

Attwood Marine

<h3>About Attwood Marine</h3><p><strong>Attwood Marine</strong> has been a cornerstone of the boating world for well over a century. <a href="/7239-attwood-marine">Founded in 1893</a>, the company began by manufacturing precision underwater hardware and on-deck fittings — rudders, struts, cleats, and lights — and quickly earned a reputation for fine engineering and enduring quality. After World War I, the brand's craftsmanship was so well regarded that legendary boatbuilder Chris-Craft turned to Attwood for brass fittings on their iconic pleasure boats.</p><p>Today, Attwood operates as part of the Navico Group by Brunswick, a global family of industry-leading marine companies, yet it has never lost the boater-first focus that built its name. What distinguishes Attwood from many competitors is their end-to-end philosophy: they design, manufacture, test, and distribute their own products rather than simply sourcing components from third parties. Every item in the Attwood catalog is rigorously tested to meet or exceed U.S. Coast Guard (USCG), American Boat and Yacht Council (ABYC), and CE standards — giving boaters and OEM manufacturers alike the confidence to rely on Attwood gear season after season.</p><h3>A Complete Marine Accessories Ecosystem</h3><p>Attwood's catalog spans an impressively broad range of marine needs. On the comfort and ergonomics side, their <a href="/7239-attwood-marine-seat-pedestal-packages-200926">Seat &amp; Pedestal Packages</a> deliver complete, ready-to-install seating system solutions backed by decades of engineering refinement. For boaters who prefer to build or customize their setup, Attwood's <a href="/200999-pedestals-fixed-mount-attwood-marine-7239">Fixed Mount Pedestals</a> provide a sturdy, reliable foundation engineered for lasting stability on the water.</p><p>When it comes to protecting your hull at the dock, Attwood's <a href="/7239-attwood-marine-fenders-200396">Fenders</a> offer dependable, marine-grade cushioning against docks, pilings, and other vessels — an often-overlooked but essential piece of gear for every boat owner. Getting on and off the boat safely is equally important, and Attwood's <a href="/200179-boarding-ladders-attwood-marine-7239">Boarding Ladders</a> are designed with heavy-duty construction, rated hardware, and user-friendly features to make every entry and exit as secure as possible.</p><p>Beyond these categories, Attwood is also widely recognized for its bilge and aerator pumps, navigation lighting, fuel systems, rod holders, and trailering accessories — making the brand a true one-stop resource for outfitting or refreshing virtually any powerboat, fishing boat, or recreational vessel.</p><h3>Why Boaters Choose Attwood</h3><ul style="list-style:disc"><li><strong>100+ Years of Proven Experience</strong> — A heritage of quality engineering stretching back to 1893.</li><li><strong>Multi-Standard Compliance</strong> — Products tested to USCG, ABYC, and CE standards for safety and performance.</li><li><strong>OEM-Trusted</strong> — A leading supplier to major boat manufacturers across a wide range of product categories.</li><li><strong>Corrosion-Resistant Materials</strong> — Extensive use of 304 and 316 stainless steel, chrome-plated zinc, and marine-grade synthetics built for harsh saltwater environments.</li><li><strong>In-House Engineering</strong> — Advanced prototyping, simulation, and real-world testing ensure reliability before any product reaches the water.</li></ul>

Part Number

11478-7
09/20/2036 1:58 AM
Sale Price

$33.34

In Stock (8)

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The Attwood Marine 11478-7 is a low-profile drop-in horn designed for concealed mounting on boats up to 20 meters (65 feet). This compact marine horn features a sleek, hidden design that integrates seamlessly into your vessel's interior while meeting ABYC (American Boat and Yacht Council) sound signal requirements.

Key Features:

  • Drop-in design allows for easy installation and retrofitting into existing cutouts
  • Includes both black and white grills to match your boat's interior color scheme
  • Low-profile construction keeps the horn hidden from view while maintaining full functionality
  • 12V DC operation for standard marine electrical systems
  • ABYC compliant for vessels up to 20 meters in length
  • Durable marine-grade construction withstands harsh saltwater environments

This hidden horn provides a clean, professional look while ensuring you can signal other vessels as required by maritime regulations. The dual cover options give you flexibility to match your cabin aesthetics, and the simple drop-in installation means no complex mounting brackets or modifications required.

Ordering process was easy and price was better than the rest. I'll comment more on delivery of the item.

fast and easy, better than most

WAS HARD TO FIND BOW TIE BUT THEY HAD IT HAPPY HAPPY

Quick and easy to find.

Website was quick and efficient. Hopefully shipping and quality of parts are as well.

Easy shopping experience along with fast checkout using my Amazon account. Awesome.

quick and easy

Best price

Great Price!

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