{"product_id":"mercury-harness-extension-mp-alert-30ft-84-8m0054186","title":"Mercury – MP Alert Harness Extension | 30-Foot Forward Routing Cable | 84-8M0054186","description":"\u003cp data-start=\"0\" data-end=\"87\"\u003e\u003cstrong data-start=\"0\" data-end=\"87\"\u003eMercury – MP Alert Harness Extension | 30-Foot Forward Routing Cable | 84-8M0054186\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"89\" data-end=\"92\"\u003e\n\u003cp data-start=\"94\" data-end=\"106\"\u003e\u003cstrong data-start=\"94\" data-end=\"106\"\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"108\" data-end=\"581\"\u003eOn larger boats—or layouts with long rigging runs—you may need extra length to bring an MP Alert light forward where swimmers, riders, or guests can see it sooner. The Mercury 84-8M0054186 MP Alert Harness Extension gives you \u003cstrong data-start=\"334\" data-end=\"345\"\u003e30 feet\u003c\/strong\u003e of reach so an MP Alert light can be mounted well ahead of the transom. It plugs directly into the MP Alert wiring, extending the system’s visibility and ensuring the Moving Prop warning is clear from multiple angles around the vessel.\u003c\/p\u003e\n\u003chr data-start=\"583\" data-end=\"586\"\u003e\n\u003cp data-start=\"588\" data-end=\"604\"\u003e\u003cstrong data-start=\"588\" data-end=\"604\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"608\" data-end=\"700\"\u003e\n\u003cstrong data-start=\"608\" data-end=\"631\"\u003e30-Foot Extension –\u003c\/strong\u003e Longest forward-routing harness option for MP Alert installations.\u003c\/li\u003e\n\u003cli data-start=\"703\" data-end=\"794\"\u003e\n\u003cstrong data-start=\"703\" data-end=\"724\"\u003ePlug-In OEM Fit –\u003c\/strong\u003e Uses SmartCraft-grade connectors for simple, reliable installation.\u003c\/li\u003e\n\u003cli data-start=\"797\" data-end=\"914\"\u003e\n\u003cstrong data-start=\"797\" data-end=\"830\"\u003eIncreased Safety Visibility –\u003c\/strong\u003e Helps place MP Alert lights farther forward so swimmers can see warnings earlier.\u003c\/li\u003e\n\u003cli data-start=\"917\" data-end=\"1040\"\u003e\n\u003cstrong data-start=\"917\" data-end=\"944\"\u003eFlexible Routing Path –\u003c\/strong\u003e Extra length makes it easier to pass through hull cavities, bulkheads, and long console runs.\u003c\/li\u003e\n\u003cli data-start=\"1043\" data-end=\"1166\"\u003e\n\u003cstrong data-start=\"1043\" data-end=\"1069\"\u003eMarine-Durable Build –\u003c\/strong\u003e Sealed cable and connectors designed for long-term exposure to moisture, spray, and vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1168\" data-end=\"1171\"\u003e\n\u003cp data-start=\"1173\" data-end=\"1190\"\u003e\u003cstrong data-start=\"1173\" data-end=\"1190\"\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1194\" data-end=\"1252\"\u003eAll Mercury MP Alert systems using \u003cstrong data-start=\"1229\" data-end=\"1250\"\u003eoval smart lights\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1255\" data-end=\"1286\"\u003eSmartCraft-compatible engines\u003c\/li\u003e\n\u003cli data-start=\"1289\" data-end=\"1342\"\u003eMP Alert Add-A-Light and Y-harness expansion setups\u003c\/li\u003e\n\u003cli data-start=\"1345\" data-end=\"1407\"\u003eBoats requiring extended bow or forward-deck light placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1409\" data-end=\"1412\"\u003e\n\u003cp data-start=\"1414\" data-end=\"1450\"\u003e\u003cstrong data-start=\"1414\" data-end=\"1450\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1452\" data-end=\"1946\"\u003eWhen you add a forward-mounted MP Alert light, the safety zone around your boat expands dramatically. This 30-foot harness gives you the freedom to route the wiring cleanly and securely through long rigging channels, making installation easier on pontoon boats, large center consoles, saltwater fishing rigs, and cruisers. Once connected, the light activates automatically with the rest of the MP Alert system, flashing whenever the prop is spinning so anyone near the bow gets a clear warning.\u003c\/p\u003e\n\u003chr data-start=\"1948\" data-end=\"1951\"\u003e\n\u003cp data-start=\"1953\" data-end=\"1968\"\u003e\u003cstrong data-start=\"1953\" data-end=\"1968\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1970\" data-end=\"2389\"\u003eMercury’s MP Alert system relies on exact connector fit, clean signal transfer, and robust water sealing. This OEM harness maintains that reliability, ensuring the forward light illuminates at the right time with full brightness. Aftermarket extensions often allow moisture intrusion or cause intermittent operation—but the factory harness is built specifically for Mercury’s requirements and harsh marine environments.\u003c\/p\u003e\n\u003chr data-start=\"2391\" data-end=\"2394\"\u003e\n\u003cp data-start=\"2396\" data-end=\"2403\"\u003e\u003cstrong data-start=\"2396\" data-end=\"2403\"\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2405\" data-end=\"2612\"\u003e\u003cstrong data-start=\"2405\" data-end=\"2453\"\u003eQ1: When should I use the 30-foot extension?\u003c\/strong\u003e\u003cbr data-start=\"2453\" data-end=\"2456\"\u003eWhen the distance from the MP Alert module to the intended light location exceeds 20 feet—common on large consoles, pontoons, or forward-deck installations.\u003c\/p\u003e\n\u003cp data-start=\"2614\" data-end=\"2769\"\u003e\u003cstrong data-start=\"2614\" data-end=\"2672\"\u003eQ2: Does this change how the MP Alert system operates?\u003c\/strong\u003e\u003cbr data-start=\"2672\" data-end=\"2675\"\u003eNo. It simply extends the wiring. The lights still activate automatically when the prop moves.\u003c\/p\u003e\n\u003cp data-start=\"2771\" data-end=\"2907\"\u003e\u003cstrong data-start=\"2771\" data-end=\"2826\"\u003eQ3: Is it compatible with all MP Alert oval lights?\u003c\/strong\u003e\u003cbr data-start=\"2826\" data-end=\"2829\"\u003eYes—any Mercury oval MP Alert light, including cowl-mounted and add-on lights.\u003c\/p\u003e\n\u003cp data-start=\"2909\" data-end=\"3031\"\u003e\u003cstrong data-start=\"2909\" data-end=\"2951\"\u003eQ4: Can this be used with a Y-harness?\u003c\/strong\u003e\u003cbr data-start=\"2951\" data-end=\"2954\"\u003eAbsolutely. It works alongside expansion components when adding extra lights.\u003c\/p\u003e\n\u003cp data-start=\"3033\" data-end=\"3143\"\u003e\u003cstrong data-start=\"3033\" data-end=\"3067\"\u003eQ5: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"3067\" data-end=\"3070\"\u003eNo. Plug in, route the harness, secure it, and the system is ready to go.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936018977059,"sku":"84-8M0054186","price":41.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/84-8m005418_2.jpg?v=1698795788","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-harness-extension-mp-alert-30ft-84-8m0054186","provider":"PartsVu","version":"1.0","type":"link"}