{"product_id":"mercury-water-temp-switch-audio-warnzz-48952","title":"Mercury – Quicksilver Water Temperature Switch | Engine Monitoring Part | For Audio Warning Systems | 48952","description":"\u003cp data-start=\"0\" data-end=\"113\"\u003e\u003cstrong data-start=\"0\" data-end=\"111\"\u003eMercury – Quicksilver Water Temperature Switch | Engine Monitoring Part | For Audio Warning Systems | 48952\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"115\" data-end=\"118\"\u003e\n\u003ch3 data-start=\"120\" data-end=\"138\"\u003e\u003cstrong data-start=\"124\" data-end=\"136\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"139\" data-end=\"667\"\u003eWhen your engine starts running hot, every second counts. The \u003cstrong data-start=\"201\" data-end=\"262\"\u003eMercury Marine 48952 Quicksilver Water Temperature Switch\u003c\/strong\u003e is the part that sounds the alarm before heat does any damage. It’s made for \u003cstrong data-start=\"340\" data-end=\"386\"\u003eMerCruiser sterndrives and inboard engines\u003c\/strong\u003e with built-in audio warning systems, turning on the buzzer when the temperature rises past safe limits. Built tough with marine-grade materials, it stands up to heat, vibration, and saltwater exposure. It’s a small part that gives you a big layer of protection out on the water.\u003c\/p\u003e\n\u003chr data-start=\"669\" data-end=\"672\"\u003e\n\u003ch3 data-start=\"674\" data-end=\"696\"\u003e\u003cstrong data-start=\"678\" data-end=\"694\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"699\" data-end=\"785\"\u003e\n\u003cstrong data-start=\"699\" data-end=\"712\"\u003eFunction:\u003c\/strong\u003e Activates the audio warning when the engine temperature gets too high.\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"891\"\u003e\n\u003cstrong data-start=\"788\" data-end=\"799\"\u003eDesign:\u003c\/strong\u003e Made to \u003cstrong data-start=\"808\" data-end=\"844\"\u003eMercury’s factory specifications\u003c\/strong\u003e for accurate readings and reliable response.\u003c\/li\u003e\n\u003cli data-start=\"894\" data-end=\"991\"\u003e\n\u003cstrong data-start=\"894\" data-end=\"907\"\u003eMaterial:\u003c\/strong\u003e Built from \u003cstrong data-start=\"919\" data-end=\"963\"\u003eheat- and corrosion-resistant components\u003c\/strong\u003e for long-term marine use.\u003c\/li\u003e\n\u003cli data-start=\"994\" data-end=\"1088\"\u003e\n\u003cstrong data-start=\"994\" data-end=\"1010\"\u003ePerformance:\u003c\/strong\u003e Reacts quickly to temperature spikes to help prevent serious engine damage.\u003c\/li\u003e\n\u003cli data-start=\"1091\" data-end=\"1180\"\u003e\n\u003cstrong data-start=\"1091\" data-end=\"1106\"\u003eDurability:\u003c\/strong\u003e Handles years of heat cycling, moisture, and vibration without failing.\u003c\/li\u003e\n\u003cli data-start=\"1183\" data-end=\"1293\"\u003e\n\u003cstrong data-start=\"1183\" data-end=\"1201\"\u003eCompatibility:\u003c\/strong\u003e Works with \u003cstrong data-start=\"1213\" data-end=\"1258\"\u003eMerCruiser sterndrive and inboard engines\u003c\/strong\u003e that have audio warning systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1295\" data-end=\"1298\"\u003e\n\u003ch3 data-start=\"1300\" data-end=\"1337\"\u003e\u003cstrong data-start=\"1304\" data-end=\"1335\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1340\" data-end=\"1391\"\u003eMerCruiser sterndrives with audio warning systems\u003c\/li\u003e\n\u003cli data-start=\"1394\" data-end=\"1449\"\u003eMerCruiser inboard engines with audio warning systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1451\" data-end=\"1454\"\u003e\n\u003ch3 data-start=\"1456\" data-end=\"1499\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1497\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1500\" data-end=\"1771\"\u003eThe \u003cstrong data-start=\"1504\" data-end=\"1532\"\u003e48952 temperature switch\u003c\/strong\u003e acts as your engine’s safety net. If the cooling system fails or the temperature climbs too high, it instantly triggers your warning buzzer — letting you shut down before serious damage happens. It’s reliable, simple, and built to last.\u003c\/p\u003e\n\u003cp data-start=\"1773\" data-end=\"2001\"\u003eYou might not think about it often, but when this switch does its job, it can save your engine. It’s designed to handle the constant exposure to heat and water that comes with marine use while staying accurate year after year.\u003c\/p\u003e\n\u003chr data-start=\"2003\" data-end=\"2006\"\u003e\n\u003ch3 data-start=\"2008\" data-end=\"2040\"\u003e\u003cstrong data-start=\"2012\" data-end=\"2038\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2041\" data-end=\"2283\"\u003eThe \u003cstrong data-start=\"2045\" data-end=\"2066\"\u003eQuicksilver 48952\u003c\/strong\u003e is an \u003cstrong data-start=\"2073\" data-end=\"2106\"\u003eauthentic Mercury Marine part\u003c\/strong\u003e, built specifically for your MerCruiser’s warning system. Aftermarket switches can trigger too late or not at all because they’re not properly calibrated for Mercury engines.\u003c\/p\u003e\n\u003cp data-start=\"2285\" data-end=\"2481\"\u003eMercury OEM switches are factory-tested for temperature accuracy and durability in harsh marine conditions. It’s the right fit and the right protection — exactly what your boat was built to use.\u003c\/p\u003e\n\u003chr data-start=\"2483\" data-end=\"2486\"\u003e\n\u003ch3 data-start=\"2488\" data-end=\"2501\"\u003e\u003cstrong data-start=\"2492\" data-end=\"2499\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2503\" data-end=\"2641\"\u003e\u003cstrong data-start=\"2503\" data-end=\"2543\"\u003eQ1: What engines does this part fit?\u003c\/strong\u003e\u003cbr data-start=\"2543\" data-end=\"2546\"\u003eIt fits \u003cstrong data-start=\"2554\" data-end=\"2599\"\u003eMerCruiser sterndrive and inboard engines\u003c\/strong\u003e that use factory audio warning systems.\u003c\/p\u003e\n\u003cp data-start=\"2643\" data-end=\"2751\"\u003e\u003cstrong data-start=\"2643\" data-end=\"2667\"\u003eQ2: What does it do?\u003c\/strong\u003e\u003cbr data-start=\"2667\" data-end=\"2670\"\u003eIt monitors water temperature and activates an alarm when the engine overheats.\u003c\/p\u003e\n\u003cp data-start=\"2753\" data-end=\"2877\"\u003e\u003cstrong data-start=\"2753\" data-end=\"2787\"\u003eQ3: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"2787\" data-end=\"2790\"\u003eNot at all. It’s a direct-fit replacement that installs easily with basic hand tools.\u003c\/p\u003e\n\u003cp data-start=\"2879\" data-end=\"2995\"\u003e\u003cstrong data-start=\"2879\" data-end=\"2916\"\u003eQ4: Will it hold up in saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2916\" data-end=\"2919\"\u003eYes — it’s designed with \u003cstrong data-start=\"2944\" data-end=\"2970\"\u003emarine-grade materials\u003c\/strong\u003e that resist corrosion.\u003c\/p\u003e\n\u003cp data-start=\"2997\" data-end=\"3164\"\u003e\u003cstrong data-start=\"2997\" data-end=\"3036\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3036\" data-end=\"3039\"\u003eMercury OEM parts are tuned to exact temperature ranges and tested for reliability. Aftermarket versions aren’t as precise.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46939520631075,"sku":"48952","price":117.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/48952_main.jpg?v=1760631164","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-water-temp-switch-audio-warnzz-48952","provider":"PartsVu","version":"1.0","type":"link"}