{"product_id":"mercury-harn-exct-ext15ft-84-8m0176940","title":"Mercury – Extension Harness | 2-Pin Excitation and Ground | 84-8M0176940","description":"\u003cp data-start=\"0\" data-end=\"76\"\u003e\u003cstrong data-start=\"0\" data-end=\"76\"\u003eMercury – Extension Harness | 2-Pin Excitation and Ground | 84-8M0176940\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"78\" data-end=\"81\"\u003e\n\u003cp data-start=\"83\" data-end=\"495\"\u003e\u003cstrong data-start=\"83\" data-end=\"95\"\u003eOverview\u003c\/strong\u003e\u003cbr data-start=\"95\" data-end=\"98\"\u003eThis fifteen-foot harness is made for situations where the rig center and isolator sit farther apart than usual. Instead of stretching wires or forcing tight turns, you get enough length to route everything in a calm, natural path. It keeps the wiring bay cleaner and easier to work in, especially on larger boats with longer runs. It’s a simple piece, but it takes a lot of stress out of rigging.\u003c\/p\u003e\n\u003chr data-start=\"497\" data-end=\"500\"\u003e\n\u003cp data-start=\"502\" data-end=\"1011\"\u003e\u003cstrong data-start=\"502\" data-end=\"518\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-start=\"518\" data-end=\"521\"\u003e    • \u003cstrong data-start=\"547\" data-end=\"563\"\u003e2-Pin Layout\u003c\/strong\u003e – Sends excitation and ground to the isolator.\u003cbr data-start=\"610\" data-end=\"613\"\u003e    • \u003cstrong data-start=\"639\" data-end=\"664\"\u003eRig Center Connection\u003c\/strong\u003e – Starts the run cleanly from the rig center.\u003cbr data-start=\"710\" data-end=\"713\"\u003e    • \u003cstrong data-start=\"739\" data-end=\"764\"\u003eIsolator Adapter Link\u003c\/strong\u003e – Connects directly to the isolator adapter.\u003cbr data-start=\"809\" data-end=\"812\"\u003e    • \u003cstrong data-start=\"838\" data-end=\"861\"\u003eFifteen-Foot Length\u003c\/strong\u003e – Designed for long or wide routing paths.\u003cbr data-start=\"904\" data-end=\"907\"\u003e    • \u003cstrong data-start=\"933\" data-end=\"959\"\u003eStable Electrical Path\u003c\/strong\u003e – Helps maintain steady behavior from the isolator.\u003c\/p\u003e\n\u003chr data-start=\"1013\" data-end=\"1016\"\u003e\n\u003cp data-start=\"1018\" data-end=\"1205\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1049\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003cbr data-start=\"1049\" data-end=\"1052\"\u003e    • Rig center systems\u003cbr data-start=\"1096\" data-end=\"1099\"\u003e    • Isolator adapter setups\u003cbr data-start=\"1148\" data-end=\"1151\"\u003e    • Multi-engine digital layouts\u003c\/p\u003e\n\u003chr data-start=\"1207\" data-end=\"1210\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1631\"\u003e\u003cstrong data-start=\"1212\" data-end=\"1248\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003cbr data-start=\"1248\" data-end=\"1251\"\u003eThe added length lets you place the harness where it naturally wants to sit, which cuts down on rubbing and tight bends. Longer routing options also make future service easier since the path is cleaner and easier to follow. The electrical behavior stays predictable because the harness isn’t being forced or stressed. It brings a bit of order to spaces that normally feel cramped.\u003c\/p\u003e\n\u003chr data-start=\"1633\" data-end=\"1636\"\u003e\n\u003cp data-start=\"1638\" data-end=\"1883\"\u003e\u003cstrong data-start=\"1638\" data-end=\"1653\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003cbr data-start=\"1653\" data-end=\"1656\"\u003eOEM harnesses hold tight through vibration and heat, and the connectors seat the way Mercury intended. That means fewer electrical surprises and a longer lifespan. It’s the kind of part you install once and rely on for seasons.\u003c\/p\u003e\n\u003chr data-start=\"1885\" data-end=\"1888\"\u003e\n\u003cp data-start=\"1890\" data-end=\"2064\"\u003e\u003cstrong data-start=\"1890\" data-end=\"1897\"\u003eFAQ\u003c\/strong\u003e\u003cbr data-start=\"1897\" data-end=\"1900\"\u003e\u003cstrong data-start=\"1900\" data-end=\"1954\"\u003eQ1: How do I know I need the fifteen-foot version?\u003c\/strong\u003e\u003cbr data-start=\"1954\" data-end=\"1957\"\u003eA: If shorter harnesses leave you stretching or forcing tight bends, this length usually fixes the problem.\u003c\/p\u003e\n\u003cp data-start=\"2066\" data-end=\"2174\"\u003e\u003cstrong data-start=\"2066\" data-end=\"2109\"\u003eQ2: Does this harness need calibration?\u003c\/strong\u003e\u003cbr data-start=\"2109\" data-end=\"2112\"\u003eA: No—once connected, it simply carries excitation and ground.\u003c\/p\u003e\n\u003cp data-start=\"2176\" data-end=\"2287\"\u003e\u003cstrong data-start=\"2176\" data-end=\"2213\"\u003eQ3: How does it handle saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2213\" data-end=\"2216\"\u003eA: Rinse it once in a while and check the connectors; it holds up well.\u003c\/p\u003e\n\u003cp data-start=\"2289\" data-end=\"2409\"\u003e\u003cstrong data-start=\"2289\" data-end=\"2319\"\u003eQ4: Any installation tips?\u003c\/strong\u003e\u003cbr data-start=\"2319\" data-end=\"2322\"\u003eA: Use the extra length to create a smooth path and leave room for future service work.\u003c\/p\u003e\n\u003cp data-start=\"2411\" data-end=\"2552\"\u003e\u003cstrong data-start=\"2411\" data-end=\"2465\"\u003eQ5: What are signs the harness may be wearing out?\u003c\/strong\u003e\u003cbr data-start=\"2465\" data-end=\"2468\"\u003eA: Flickering signals, charging inconsistencies, or corrosion around the connectors.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46935981719843,"sku":"84-8M0176940","price":113.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV802529.jpg?v=1720534768","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-harn-exct-ext15ft-84-8m0176940","provider":"PartsVu","version":"1.0","type":"link"}