{"product_id":"hocean-max-voltage-regulator-rectifier-for-sea-doo-787-800-xp-gsx-gtx-spx-replaces-oem-278000443-direct-fit-improved-heatsink","title":"Hocean-Max Voltage Regulator Rectifier for Sea-Doo 787\/800 XP GSX GTX SPX (Replaces OEM 278000443) - Direct-Fit, Improved Heatsink","description":"\u003cp\u003e\u003cstrong\u003eHOCEAN-Max Voltage Regulator Rectifier for Sea-Doo models 787\/800 XP, GSX, GTX and SPX replaces OEM 278000443 to stabilize charging and protect your battery from over-voltage.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you own a Sea-Doo 787 800 XP (1995–1996), GSX (1996), GTX (1996–1997) or SPX (1997–1999), this HOCEAN-Max replacement regulator-rectifier restores proper charging performance and reduces heat build-up in the electrical system. Designed as a direct-fit replacement for part numbers 278000443 and 278-000-443, the unit arrives fully tested and ready to install. It offers built-in overheat protection and an improved heatsink for more reliable dissipation of excess voltage and better battery life.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this regulator-rectifier improve charging on my Sea-Doo?\u003c\/h3\u003e\n\u003cp\u003eThe device converts AC output from the stator into regulated DC and prevents excessive voltage from reaching the battery and electronics. Enhanced heatsink design helps lower component temperatures during operation, reducing thermal stress and the risk of charging faults.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConverts alternator AC to stable DC for consistent charging.\u003c\/li\u003e\n  \u003cli\u003eOverheat protection helps prevent thermal failure.\u003c\/li\u003e\n  \u003cli\u003eImproved heat sink increases thermal dissipation efficiency.\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for OEM part numbers to ensure fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this unit fit my exact Sea-Doo year and model?\u003c\/h3\u003e\n\u003cp\u003eHOCEAN-Max lists compatibility with Sea-Doo 787\/800 XP (1995–1996), GSX (1996), GTX (1996–1997) and SPX (1997–1999). Confirm the part number or compare the existing regulator-rectifier’s shape and connector layout to the product photos before ordering to ensure correct fitment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: 787\/800 XP, GSX, GTX, SPX—specific years indicated above.\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers 278000443 and 278-000-443.\u003c\/li\u003e\n  \u003cli\u003eCheck connectors and mounting points against your original unit.\u003c\/li\u003e\n  \u003cli\u003ePhotos and part number verification recommended pre-purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the build and quality assurances for this component?\u003c\/h3\u003e\n\u003cp\u003eThis rectifier-regulator is brand new and each unit is quality-checked before shipping. The product includes design elements to improve longevity under marine conditions, and the seller provides a limited warranty to support after-sale reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e100% new replacement unit—no reconditioned parts.\u003c\/li\u003e\n  \u003cli\u003eQuality control and electrical testing before shipment.\u003c\/li\u003e\n  \u003cli\u003e6-month limited warranty for trouble-free operation.\u003c\/li\u003e\n  \u003cli\u003eDesigned with overheat protection and upgraded heat dissipation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I install and maintain the regulator-rectifier?\u003c\/h3\u003e\n\u003cp\u003eInstallation typically involves unplugging the old unit, swapping the mounting hardware, and connecting the matched wiring harness. Keep connections clean and corrosion-free, and inspect the heatsink area for debris to maintain cooling performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMatch connectors and mounting points to original part before installation.\u003c\/li\u003e\n  \u003cli\u003eTighten mounting bolts to factory torque specs to ensure grounding.\u003c\/li\u003e\n  \u003cli\u003eClean electrical contacts and apply dielectric grease to prevent corrosion.\u003c\/li\u003e\n  \u003cli\u003ePeriodically check for secure wiring and clear airflow around the heatsink.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This HOCEAN-Max regulator-rectifier is aimed at Sea-Doo owners, DIY mechanics and marine service shops seeking a direct-fit replacement for aging or failed charging regulators on select 1995–1999 models. If you need to restore reliable charging, reduce heat-related failures, and replace an OEM 278000443 unit with a tested new part backed by a short warranty, this product is an appropriate choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this replace OEM part 278000443?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It is designed to replace OEM 278000443 (278-000-443) for compatible Sea-Doo models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty is included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The product includes a 6-month trouble-free warranty from the seller.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Hocean-Max","offers":[{"title":"Default Title","offer_id":48084503101598,"sku":"B088M1RHD6","price":34.25,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/hocean-max-front-view.jpg?v=1785857718","url":"https:\/\/northtrailauto.ca\/products\/hocean-max-voltage-regulator-rectifier-for-sea-doo-787-800-xp-gsx-gtx-spx-replaces-oem-278000443-direct-fit-improved-heatsink","provider":"North Trail Auto","version":"1.0","type":"link"}