{"product_id":"mercury-oil-pressure-switch-87-805605a1","title":"Mercury – Quicksilver Low Oil Pressure Switch | For MerCruiser Sterndrive \u0026 Inboard Engines | 805605A1","description":"\u003cp data-start=\"0\" data-end=\"108\"\u003e\u003cstrong data-start=\"0\" data-end=\"106\"\u003eMercury – Quicksilver Low Oil Pressure Switch | For MerCruiser Sterndrive \u0026amp; Inboard Engines | 805605A1\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"110\" data-end=\"113\"\u003e\n\u003ch3 data-start=\"115\" data-end=\"133\"\u003e\u003cstrong data-start=\"119\" data-end=\"131\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"134\" data-end=\"688\"\u003eWhen oil pressure drops, you need to know right away. The \u003cstrong data-start=\"192\" data-end=\"255\"\u003eMercury Marine 805605A1 Quicksilver Low Oil Pressure Switch\u003c\/strong\u003e is built to do exactly that — sending a signal to your boat’s warning system the instant pressure falls below a safe level. Designed for \u003cstrong data-start=\"393\" data-end=\"438\"\u003eMerCruiser sterndrive and inboard engines\u003c\/strong\u003e, this OEM switch helps prevent major engine damage by giving you early notice before things get serious. It’s durable, accurate, and easy to install, making it one of those simple parts that can save your engine — and your weekend — from disaster.\u003c\/p\u003e\n\u003chr data-start=\"690\" data-end=\"693\"\u003e\n\u003ch3 data-start=\"695\" data-end=\"717\"\u003e\u003cstrong data-start=\"699\" data-end=\"715\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"720\" data-end=\"816\"\u003e\n\u003cstrong data-start=\"720\" data-end=\"732\"\u003ePurpose:\u003c\/strong\u003e Activates the low-oil-pressure alarm to protect your engine from internal damage.\u003c\/li\u003e\n\u003cli data-start=\"819\" data-end=\"912\"\u003e\n\u003cstrong data-start=\"819\" data-end=\"836\"\u003eConstruction:\u003c\/strong\u003e Made with \u003cstrong data-start=\"847\" data-end=\"873\"\u003emarine-rated materials\u003c\/strong\u003e that resist corrosion and vibration.\u003c\/li\u003e\n\u003cli data-start=\"915\" data-end=\"1012\"\u003e\n\u003cstrong data-start=\"915\" data-end=\"931\"\u003ePerformance:\u003c\/strong\u003e Delivers reliable, real-time pressure readings for consistent warning signals.\u003c\/li\u003e\n\u003cli data-start=\"1015\" data-end=\"1102\"\u003e\n\u003cstrong data-start=\"1015\" data-end=\"1026\"\u003eDesign:\u003c\/strong\u003e Compact, precise, and built to meet factory specs for MerCruiser engines.\u003c\/li\u003e\n\u003cli data-start=\"1105\" data-end=\"1199\"\u003e\n\u003cstrong data-start=\"1105\" data-end=\"1121\"\u003eEase of Use:\u003c\/strong\u003e Installs quickly with common shop tools — no wiring modifications required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1201\" data-end=\"1204\"\u003e\n\u003ch3 data-start=\"1206\" data-end=\"1243\"\u003e\u003cstrong data-start=\"1210\" data-end=\"1241\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1246\" data-end=\"1306\"\u003eDesigned for \u003cstrong data-start=\"1259\" data-end=\"1304\"\u003eMerCruiser sterndrive and inboard engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1309\" data-end=\"1365\"\u003eWorks with \u003cstrong data-start=\"1320\" data-end=\"1363\"\u003efactory-installed audio warning systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1367\" data-end=\"1370\"\u003e\n\u003ch3 data-start=\"1372\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1413\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1416\" data-end=\"1710\"\u003eThe \u003cstrong data-start=\"1420\" data-end=\"1448\"\u003e805605A1 pressure switch\u003c\/strong\u003e gives you a crucial layer of protection. If your oil pressure dips too low, it instantly triggers your warning buzzer, allowing you to shut down the engine before serious damage occurs. It’s a small part, but it plays a big role in keeping your motor healthy.\u003c\/p\u003e\n\u003cp data-start=\"1712\" data-end=\"1970\"\u003eThis OEM switch is built for the marine environment — it can handle moisture, temperature swings, and vibration without false signals or failure. Once installed, you can trust that your warning system will respond exactly when it should — no more, no less.\u003c\/p\u003e\n\u003chr data-start=\"1972\" data-end=\"1975\"\u003e\n\u003ch3 data-start=\"1977\" data-end=\"2009\"\u003e\u003cstrong data-start=\"1981\" data-end=\"2007\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2010\" data-end=\"2258\"\u003eThe \u003cstrong data-start=\"2014\" data-end=\"2038\"\u003eQuicksilver 805605A1\u003c\/strong\u003e is the same low-oil-pressure switch used on new MerCruiser engines at the factory. Aftermarket versions may look similar but can give inconsistent readings or fail prematurely due to lower-quality internal components.\u003c\/p\u003e\n\u003cp data-start=\"2260\" data-end=\"2459\"\u003eMercury’s OEM design ensures exact calibration and long-term reliability, even in the punishing conditions marine engines face. It’s a genuine part made to protect your investment — not a shortcut.\u003c\/p\u003e\n\u003chr data-start=\"2461\" data-end=\"2464\"\u003e\n\u003ch3 data-start=\"2466\" data-end=\"2479\"\u003e\u003cstrong data-start=\"2470\" data-end=\"2477\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2481\" data-end=\"2609\"\u003e\u003cstrong data-start=\"2481\" data-end=\"2514\"\u003eQ1: What does this switch do?\u003c\/strong\u003e\u003cbr data-start=\"2514\" data-end=\"2517\"\u003eIt triggers your engine’s audio warning system when oil pressure drops below a safe limit.\u003c\/p\u003e\n\u003cp data-start=\"2611\" data-end=\"2744\"\u003e\u003cstrong data-start=\"2611\" data-end=\"2646\"\u003eQ2: What engines is it used on?\u003c\/strong\u003e\u003cbr data-start=\"2646\" data-end=\"2649\"\u003eIt’s built for \u003cstrong data-start=\"2664\" data-end=\"2709\"\u003eMerCruiser sterndrive and inboard engines\u003c\/strong\u003e with integrated warning systems.\u003c\/p\u003e\n\u003cp data-start=\"2746\" data-end=\"2874\"\u003e\u003cstrong data-start=\"2746\" data-end=\"2792\"\u003eQ3: How do I know if mine needs replacing?\u003c\/strong\u003e\u003cbr data-start=\"2792\" data-end=\"2795\"\u003eIf your alarm fails to sound or gives false alerts, the switch may be faulty.\u003c\/p\u003e\n\u003cp data-start=\"2876\" data-end=\"2995\"\u003e\u003cstrong data-start=\"2876\" data-end=\"2906\"\u003eQ4: Is it hard to install?\u003c\/strong\u003e\u003cbr data-start=\"2906\" data-end=\"2909\"\u003eNo — it’s a \u003cstrong data-start=\"2921\" data-end=\"2944\"\u003edirect-fit OEM part\u003c\/strong\u003e and can be installed easily with standard tools.\u003c\/p\u003e\n\u003cp data-start=\"2997\" data-end=\"3163\"\u003e\u003cstrong data-start=\"2997\" data-end=\"3040\"\u003eQ5: Why use OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3040\" data-end=\"3043\"\u003eOEM parts are \u003cstrong data-start=\"3057\" data-end=\"3112\"\u003efactory-calibrated, corrosion-resistant, and tested\u003c\/strong\u003e for marine use, ensuring accuracy and longevity.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46935716528419,"sku":"87-805605A1","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/805605a1.jpg?v=1761579213","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-oil-pressure-switch-87-805605a1","provider":"PartsVu","version":"1.0","type":"link"}