{"product_id":"21066-3718-voltage-regulator-for-kawasaki-stx-12f-1200-2004-2007","title":"21066-3718 Voltage Regulator for Kawasaki STX-12F 1200 2004-2007","description":"\u003ch2\u003eVoltage Regulator for Kawasaki STX-12F 1200\u003c\/h2\u003e\u003cp\u003eThis replacement voltage regulator for Kawasaki restores consistent charging output on 2004-2007 STX-12F 1200 personal watercraft, matching OEM cross-reference 21066-3718 for a direct-fit swap.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis voltage regulator for Kawasaki is a direct replacement for the OEM 21066-3718 unit, built to manage charging current on 2004-2007 STX-12F 1200 models. It keeps battery voltage steady so the electrical system runs reliably whether you are idling at the dock or running wide open. A dependable voltage regulator for Kawasaki owners who want a plug-in replacement without dealer pricing.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect cross-reference to OEM 21066-3718 for simplified ordering\u003c\/li\u003e\n\u003cli\u003eRegulates charging output to protect the battery from overcharging\u003c\/li\u003e\n\u003cli\u003eSolid-state internal construction with no moving parts to wear out\u003c\/li\u003e\n\u003cli\u003eSealed housing resists moisture and spray common on personal watercraft\u003c\/li\u003e\n\u003cli\u003eSame mounting pattern and connector style as the factory unit\u003c\/li\u003e\n\u003cli\u003eBench-tested for stable output across the RPM range\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Kawasaki STX-12F 1200 (2004)\u003c\/li\u003e\n\u003cli\u003efor Kawasaki STX-12F 1200 (2005)\u003c\/li\u003e\n\u003cli\u003efor Kawasaki STX-12F 1200 (2006)\u003c\/li\u003e\n\u003cli\u003efor Kawasaki STX-12F 1200 (2007)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed regulator that is draining or overcharging the battery\u003c\/li\u003e\n\u003cli\u003eRestoring steady voltage to the ignition and gauge circuits\u003c\/li\u003e\n\u003cli\u003eRoutine electrical maintenance before the riding season starts\u003c\/li\u003e\n\u003cli\u003eFixing charging issues that leave the battery flat after a day on the water\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21066-3718\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Kawasaki STX-12F 1200, 2004-2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOEM Cross-Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21066-3718\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How can I tell if the voltage regulator on my STX-12F needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Common signs include a battery that keeps going dead, dim or flickering dash lights, or voltage readings outside the normal charging range while the engine runs. Testing the charging system output with a multimeter is the quickest way to confirm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this regulator need any wiring changes to install? \u003cstrong\u003eA:\u003c\/strong\u003e It is built to match the factory connector and mounting points for the listed STX-12F 1200 years, so installation follows the same steps as replacing the original unit. Always disconnect the battery before starting the swap.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51067170324566,"sku":"OO1C15628","price":114.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_b7f59959-7152-4b4d-8716-40ec0c727439.jpg?v=1794398681","url":"https:\/\/www.solidspare.com\/products\/21066-3718-voltage-regulator-for-kawasaki-stx-12f-1200-2004-2007","provider":"Solid Spare","version":"1.0","type":"link"}