{"product_id":"osculati-white-flush-mount-horn-with-spiral-amplifier-112db","title":"Osculati 12V Flush Mount Boat Horn White 112dB 21.101.00","description":"\u003c!-- EBAY LISTING DATA | OPTIMIZED EBAY TITLE (56\/80): Osculati 12V Flush Mount Boat Horn White 112dB 21.101.00 --\u003e\u003cdiv style=\"font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;color:#333;max-width:900px;margin:0 auto\"\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"Osculati 12V Flush-Mount Spiral Boat Horn\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Osculati\"},\"sku\":\"556-21.101.00\",\"mpn\":\"21.101.00\",\"description\":\"Osculati 21.101.00 is a compact 12 V diaphragm horn with a spiral acoustic amplifier. The horn body mounts behind the panel, leaving a white ABS grille visible, and produces a rated sound level of 112 dB.\"}\u003c\/script\u003e\u003cdiv style=\"background:#2c3e50;color:#fff;padding:34px 20px;text-align:center\"\u003e\n\u003ch1 style=\"margin:0;font-size:27px;color:#fff\"\u003eOsculati 12V Flush-Mount Spiral Boat Horn\u003c\/h1\u003e\n\u003cp style=\"margin:8px 0 0;color:#ecf0f1\"\u003eOsculati Marine Equipment | 21.101.00\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding:24px;border:1px solid #ddd\"\u003e\n\u003cp style=\"margin-top:0\"\u003eOsculati 21.101.00 is a compact 12 V diaphragm horn with a spiral acoustic amplifier. The horn body mounts behind the panel, leaving a white ABS grille visible, and produces a rated sound level of 112 dB.\u003c\/p\u003e\n\u003cdiv style=\"background:#f8f9fa;border-left:5px solid #3498db;padding:14px\"\u003e\n\u003cstrong\u003eFITMENT FIRST:\u003c\/strong\u003e Confirm the exact interface and installation requirements below before ordering.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:18px;margin-top:20px\"\u003e\n\u003cdiv style=\"flex:1;min-width:300px;border:1px solid #ddd;padding:20px\"\u003e\n\u003ch2 style=\"font-size:21px;color:#2c3e50;border-bottom:2px solid #3498db;padding-bottom:8px;margin-top:0\"\u003eKey Features\u003c\/h2\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0\"\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ 112 dB rated acoustic output\u003c\/li\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ 12 V DC operation\u003c\/li\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ Spiral amplifier increases sound output\u003c\/li\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ Flush-mount installation with white grille\u003c\/li\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ ABS body and grille\u003c\/li\u003e\n\u003cli style=\"padding:8px 0;border-bottom:1px dashed #eee\"\u003e✔ Compact concealed horn body\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:300px;border:1px solid #ddd;padding:20px\"\u003e\n\u003ch2 style=\"font-size:21px;color:#2c3e50;border-bottom:2px solid #3498db;padding-bottom:8px;margin-top:0\"\u003eTechnical Specs\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e12 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eSound level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e112 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eFaceplate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e141 × 79 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003ePanel recess\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e96 × 60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eRequired inner depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e110 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eBody \/ grille\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003eABS \/ white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eOsculati code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e21.101.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003e4Boats SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e556-21.101.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:24px\"\u003e\n\u003ch2 style=\"background:#34495e;color:#fff;padding:12px;margin:0;text-align:center\"\u003eCompatibility \/ Fitment Guide\u003c\/h2\u003e\n\u003cdiv style=\"padding:18px;border:1px solid #ddd\"\u003e\n\u003cp\u003e\u003cstrong\u003ePanel fit:\u003c\/strong\u003e requires a flat area for the 141 × 79 mm grille, a 96 × 60 mm recess and at least 110 mm unobstructed depth. Check wiring, drainage and access before cutting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical fit:\u003c\/strong\u003e connect to a protected 12 V DC circuit using marine cable, switch and fuse sized for the horn’s measured current and cable run. Do not connect directly to 24 V.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLocation:\u003c\/strong\u003e mount where the grille can radiate sound without being blocked, while protecting the rear body and terminals from direct water exposure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRegulatory caution:\u003c\/strong\u003e COLREG compliance depends on vessel length, fundamental frequency, audibility range and type approval—not only 112 dB. No approval certificate is claimed here; verify the vessel’s statutory sound-signalling requirement separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:24px\"\u003e\n\u003ch2 style=\"background:#34495e;color:#fff;padding:12px;margin:0;text-align:center\"\u003ePart Number Cross Reference\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eOsculati part\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e21.101.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003eCatalogue description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003eFlush-mount horn with spiral amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd;width:38%\"\u003e\u003cstrong\u003e4Boats SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px;border:1px solid #ddd\"\u003e556-21.101.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:24px;background:#fcfcfc;border:1px solid #ddd;padding:20px\"\u003e\n\u003ch2 style=\"font-size:21px;color:#2c3e50;border-bottom:2px solid #3498db;padding-bottom:8px;margin-top:0\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a 24 V boat?\u003c\/strong\u003e\u003cbr\u003eNot directly. This model is rated for 12 V DC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat cut-out is required?\u003c\/strong\u003e\u003cbr\u003eThe catalogue recess is 96 × 60 mm with 110 mm depth; the faceplate is 141 × 79 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it COLREG approved?\u003c\/strong\u003e\u003cbr\u003eA 112 dB rating alone is insufficient to make that claim. Check approval documents and vessel-length requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be mounted fully exposed?\u003c\/strong\u003e\u003cbr\u003eThe grille is external, but the rear body and wiring should be protected from direct water ingress.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:24px;text-align:center;font-size:14px;color:#68737d;border-top:1px solid #eee;padding-top:16px\"\u003e\u003cp\u003eTest the horn regularly and keep the sound path clear. Use suitable over-current protection and verify any mandatory sound-signalling certification for the vessel.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":56755789398390,"sku":"556-21.101.00","price":27.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8140\/9004\/files\/21.101.00.jpg?v=1769474098","url":"https:\/\/www.leighnumberplates.com\/products\/osculati-white-flush-mount-horn-with-spiral-amplifier-112db","provider":"Leigh Number Plates","version":"1.0","type":"link"}