{"product_id":"8m0133642-voltage-regulator-for-mercury-f65-f75-f80-f90-f100-f115-jlm-marine","title":"8M0133642 Voltage Regulator for Mercury F65 F75 F80 F90 F100 F115 | JLM Marine","description":"\u003ch2\u003eVoltage Regulator for Mercury F65 F75 F80 F90 F100 F115 4-Stroke EFI | 8M0133642\u003c\/h2\u003e\n\n\u003cp\u003eThis aftermarket voltage regulator is designed as a direct replacement for Mercury 4-stroke EFI outboards ranging from 65 HP to 115 HP. Engineered to fit seamlessly into your electrical system, it ensures reliable voltage regulation and charging performance across multiple Mercury models (serial number 2B095049 and up). Compatible with standard EFI, Pro XS, and Sea Pro configurations, this regulator delivers OEM-equivalent functionality at an aftermarket value.\u003c\/p\u003e\n\n\u003cp\u003eThis unit directly replaces Mercury OEM part numbers \u003cstrong\u003e8M0088351\u003c\/strong\u003e and \u003cstrong\u003e8M0133642\u003c\/strong\u003e, offering plug-and-play installation with no modifications required. Built with higher-grade electrical components and an improved heat sink design, it meets or exceeds original equipment specifications for durability and performance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play installation—no assembly required\u003c\/li\u003e\n  \u003cli\u003eEnhanced heat sink and charging capabilities for improved reliability\u003c\/li\u003e\n  \u003cli\u003eAll units factory-tested before shipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0088351\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0133642\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF65\u003c\/td\u003e\n        \u003ctd\u003e65HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF75\u003c\/td\u003e\n        \u003ctd\u003e75HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF80\u003c\/td\u003e\n        \u003ctd\u003e80HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF90\u003c\/td\u003e\n        \u003ctd\u003e90HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF100\u003c\/td\u003e\n        \u003ctd\u003e100HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF115\u003c\/td\u003e\n        \u003ctd\u003e115HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF115\u003c\/td\u003e\n        \u003ctd\u003e115HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI Pro XS 2B225488 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003eF115\u003c\/td\u003e\n        \u003ctd\u003e115HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eEFI Sea Pro 2B095049 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Compatibility chart is for reference only. Please compare with your faulty unit and the images provided to confirm fitment before purchasing.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCondition\u003c\/td\u003e\n      \u003ctd\u003eAftermarket 100% Brand New\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eQuantity\u003c\/td\u003e\n      \u003ctd\u003e1 PC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eType\u003c\/td\u003e\n      \u003ctd\u003eVoltage Regulator\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInstallation\u003c\/td\u003e\n      \u003ctd\u003ePlug-and-play, direct fit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAssembly Required\u003c\/td\u003e\n      \u003ctd\u003eNo\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Voltage Regulator\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eThe package contains all the parts shown in the product images.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisconnect the battery:\u003c\/strong\u003e Always disconnect the negative terminal first to prevent electrical shock or short circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLocate the existing voltage regulator:\u003c\/strong\u003e Refer to your engine's service manual or parts diagram to identify the regulator's mounting location.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the old regulator:\u003c\/strong\u003e Disconnect all wire harness connectors and remove the mounting bolts or screws. Note wire positions for reassembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompare the new unit:\u003c\/strong\u003e Verify that the new regulator matches the old unit in connector type, mounting holes, and overall dimensions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall the new voltage regulator:\u003c\/strong\u003e Secure the unit to the mounting bracket using the original hardware. Ensure it is firmly seated.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReconnect all wiring:\u003c\/strong\u003e Attach each connector to the corresponding terminal on the new regulator. Ensure all connections are snug and properly seated.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReconnect the battery:\u003c\/strong\u003e Attach the negative terminal last and verify that all connections are secure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest the system:\u003c\/strong\u003e Start the engine and use a multimeter to verify proper charging voltage (typically 13.5–14.5V at idle). Monitor for any warning lights or irregularities.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this voltage regulator fits my Mercury outboard?\u003c\/strong\u003e\u003cbr\u003e\nVerify that your engine model and serial number match the fitment table above (serial 2B095049 and up for most models). Compare the images and connector style with your existing regulator to ensure compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my voltage regulator is failing?\u003c\/strong\u003e\u003cbr\u003e\nCommon symptoms include erratic charging voltage, battery overcharging or undercharging, dimming lights, electrical component failure, or a battery warning light on the dash. Use a multimeter to check output voltage; it should read approximately 13.5–14.5V when the engine is running.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the voltage regulator?\u003c\/strong\u003e\u003cbr\u003e\nVoltage regulators do not have a fixed replacement interval. Replace when you observe charging issues, electrical faults, or during routine inspection if corrosion or damage is visible. Regular electrical system checks can prevent unexpected failures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between this aftermarket regulator and the OEM part?\u003c\/strong\u003e\u003cbr\u003e\nThis aftermarket unit is built to OEM specifications using higher-grade electrical components and an improved heat sink for enhanced durability. It offers the same plug-and-play fit and performance as the original Mercury parts 8M0088351 and 8M0133642, at a more competitive price point.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51981024362809,"sku":"24RR337","price":87.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/12_65ca91f9-69ec-49de-bdf7-c207fa6c8960.jpg?v=1772414811","url":"https:\/\/jlmmarine.com\/products\/8m0133642-voltage-regulator-for-mercury-f65-f75-f80-f90-f100-f115-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}