{"product_id":"sierra-rectifier-johnson-evinrude-47-5708","title":"Sierra Rectifier – Johnson \/ Evinrude Outboards | 47-5708","description":"\u003ch2\u003eSierra Rectifier – Johnson \/ Evinrude Outboards | 47-5708\u003c\/h2\u003e\u003cp\u003eKeep your battery charging properly with this Sierra replacement rectifier for Johnson and Evinrude outboards. The rectifier converts the AC output from the engine’s stator into DC current to charge the battery while the engine runs — when it fails, the battery drains progressively and the engine may eventually refuse to start. This Sierra unit is built to OEM specifications for a direct-fit replacement on a wide range of Johnson and Evinrude outboards.\u003c\/p\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eJohnson and Evinrude (OMC) outboard engines with AC charging systems\u003c\/li\u003e\n\u003cli\u003eReplaces OMC: 0581778\u003c\/li\u003e\n\u003cli\u003eRefer to Sierra’s current application guide to confirm fitment for your specific engine model and year\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConverts stator AC output to DC for battery charging\u003c\/li\u003e\n\u003cli\u003eBuilt to OEM specifications for reliable charging performance\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement design\u003c\/li\u003e\n\u003cli\u003eCompact and lightweight for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003eA failing rectifier is one of the most commonly misdiagnosed electrical problems on older Johnson and Evinrude outboards. The symptoms — a battery that won’t hold a charge, or an engine that runs fine but drains the battery over time — are often blamed on the battery itself. If you’ve replaced the battery and still have charging issues, test the rectifier before going further. It’s a low-cost fix that’s easy to overlook. If the rectifier tests good and you’re still not getting a charge, the stator is the next component to investigate. For other Johnson\/Evinrude electrical components, see the \u003ca href=\"\/products\/11141373100068\"\u003eSierra Starter Solenoid for Johnson \/ Evinrude Outboards\u003c\/a\u003e or the \u003ca href=\"\/products\/11141373394980\"\u003eSierra Hi-Performance Starter for Johnson \/ Evinrude Outboards\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250824118308,"sku":"47-5708","price":72.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/47-5708.jpg?v=1786510736","url":"https:\/\/marisolmarine.com\/products\/sierra-rectifier-johnson-evinrude-47-5708","provider":"Marisol Marine Company","version":"1.0","type":"link"}