{"product_id":"water-temperature-sensor-replace-for-mercury-mercruiser-806490t-3853787","title":"Mercury Mercruiser Water Temperature Sensor, Pretested and Precise, 806490T","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your Mercury Mercruiser with a pretested and precise Water Temperature Sensor designed as a direct aftermarket replacement for the 806490T and 3853787 units. Engineered for reliable performance, this golden metal sensor delivers stable readings, helping you monitor engine temperature accurately and prevent overheating on the water. It’s built to snugly fit in place, matching original factory specifications for a seamless swap and dependable operation. Replacing worn or faulty temperature sensors is a cost-effective way to protect your engine and maintain peak performance during long days on the lake or sea.\u003c\/p\u003e \u003ch2\u003eBenefits \u0026amp; Tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAccurate temperature monitoring helps you avoid overheating and potential engine damage, keeping maintenance costs down and trips smoother.\u003c\/li\u003e \u003cli\u003eEasy aftermarket replacement for Mercury Mercruiser 806490T, with compatible options for Sierra 18-5897 and Mallory 9-42400—great for DIY maintenance or professional service jobs.\u003c\/li\u003e \u003cli\u003eCompact, durable metal design in a golden finish ensures longevity in marine environments while maintaining a clean installation that won’t interfere with surrounding components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e 100% Brand New\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Golden\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplaces:\u003c\/strong\u003e Mercury Mercruiser 806490T, Sierra 18-5897, Mallory 9-42400\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e approx. 30g\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Water Temperature Sensor for Mercury Mercruiser 806490T and related models\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded in packaging:\u003c\/strong\u003e 1 x Water Temperature Sensor\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePackage includes:\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e1 × Water Temperature Sensor\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWarnings\/Reminders\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePlease kindly confirm the fitment before ordering to ensure this item is the perfect replacement.\u003c\/li\u003e \u003cli\u003eEasy to install, but professional installation is highly recommended to ensure correct wiring and sealing.\u003c\/li\u003e \u003cli\u003ePlease note that the new type and old type of this product will be sent randomly; please ensure you are comfortable with this before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e \u003cp\u003eSince 2002, intercyprus.com has stood for reliability and quality.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"as shown","offer_id":52308967293270,"sku":"1005007757641457-as shown","price":5.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0530\/0604\/1274\/files\/Sc3e351736ed54394b5a1bedd7e08148fu.webp?v=1768202939","url":"https:\/\/www.intercyprus.com\/fr\/products\/water-temperature-sensor-replace-for-mercury-mercruiser-806490t-3853787","provider":"InterCyprus Trading Ltd","version":"1.0","type":"link"}