{"product_id":"d1s-hid-headlight-ballast-a2129007804-for-mercedes-w212-e350-e400-e550-e63-amg","title":"D1S HID Headlight Ballast A2129007804 For Mercedes W212 E350 E400 E550 E63 AMG","description":"\u003ch2\u003eD1S HID Headlight Ballast for Mercedes\u003c\/h2\u003e\u003cp\u003eThis D1S HID headlight ballast for Mercedes regulates the electrical power needed to ignite and run high-intensity discharge headlamps, referencing OEM part number A2129007804.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis D1S HID headlight ballast for Mercedes is built to replace flickering or failed original lighting control units. The D1S HID headlight ballast provides the fast start-up voltages and stable operation required by premium gas-discharge bulbs. Using this D1S HID headlight ballast restores bright, reliable nighttime illumination on demanding roadways.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAluminium housing protects internal circuits from heat and engine vibrations.\u003c\/li\u003e\n\u003cli\u003eAdvanced microcontroller chips regulate power flow to prevent bulb flickering.\u003c\/li\u003e\n\u003cli\u003eIntegrated safety shut-off guards against short circuits and surges.\u003c\/li\u003e\n\u003cli\u003eDesigned to meet original specification form and function.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Mercedes-Benz E350 W212 (2010 to 2016)\u003c\/li\u003e\n\u003cli\u003efor Mercedes-Benz E400 W212 (2013 to 2016)\u003c\/li\u003e\n\u003cli\u003efor Mercedes-Benz E550 W212 (2010 to 2014)\u003c\/li\u003e\n\u003cli\u003efor Mercedes-Benz E63 AMG W212 (2010 to 2016)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eResolving flickering or dead headlight issues in premium sedans.\u003c\/li\u003e\n\u003cli\u003eReplacing faulty lighting modules after front-end collisions.\u003c\/li\u003e\n\u003cli\u003eRestoring active cornering headlight systems in automotive repair shops.\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\u003eA2129007804\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBulb Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD1S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminium\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 Does a replacement ballast require programming? \u003cstrong\u003eA:\u003c\/strong\u003e This ballast is built as a direct plug-and-play unit, but some vehicle models may require system code clearing to fully sync.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the main cause of headlight ballast failure? \u003cstrong\u003eA:\u003c\/strong\u003e Moisture entry from a cracked headlight lens or seal is the leading cause of internal ballast shorts.\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":44788858847318,"sku":"SZ1E01093","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_0a3e8d9e-93d4-4391-aa1b-55cc7bdaff4c.jpg?v=1779932232","url":"https:\/\/www.solidspare.com\/products\/d1s-hid-headlight-ballast-a2129007804-for-mercedes-w212-e350-e400-e550-e63-amg","provider":"Solid Spare","version":"1.0","type":"link"}