Handle the high-voltage work behind your Mercedes-Benz HID headlight with the Standard Ignition HID Headlight Ballast, part number HID126. It is a direct-fit replacement for many Mercedes-Benz models, among them the 2013-2014 Mercedes-Benz CL550, the 2012-2013 Mercedes-Benz S350 and the 2010-2013 Mercedes-Benz S400. See the "Vehicles it fits" section for complete application details.
A high intensity discharge ballast sends the high-voltage pulse that ignites the HID bulb, then regulates the current that keeps the arc running while the headlight is on.
- DOT-certified: Certified to comply with Federal Motor Vehicle Safety Standards.
- Heavy-duty casing: The electronics are enclosed in heavy-duty casings built for durability.
- OE-matched circuitry: Internal circuitry matches the OE design for the expected performance.
- Plug-and-play: Connects without any reprogramming.
Signs this part may need replacing include a headlight that won't ignite, flickers, or shuts off while driving. A bulb, connector or wiring fault can cause the same signs, so diagnose the cause first. If a failed ballast is the problem, HID126 replaces it.
Interchange: HDB126 · 2169009000 · 2169009100 · 216900910064 · 216900910080 · 2219000701 · HID714
This part cross-references / interchanges with the following part numbers:
HDB126, 2169009000, 2169009100, 216900910064, 216900910080, 2219000701, HID714, HID126
Frequently Asked Questions
What does an HID headlight ballast do?
It sends the high-voltage pulse that ignites the HID bulb, then regulates the current that keeps the arc running while the headlight is on.
Which vehicles does the Standard Ignition HID126 fit?
It fits many Mercedes-Benz models, among them the 2013-2014 Mercedes-Benz CL550, 2012-2013 Mercedes-Benz S350 and 2010-2013 Mercedes-Benz S400. See the "Vehicles it fits" section for the full list.
Does this ballast need reprogramming after installation?
No. It has a plug-and-play design, so no reprogramming is needed.
Is the HID126 ballast DOT-certified?
Yes. It is DOT-certified to comply with Federal Motor Vehicle Safety Standards.
What signs suggest the HID ballast may need replacing?
A headlight that won't ignite, flickers or shuts off can indicate a failed ballast. A bulb or wiring fault can cause the same signs, so diagnose the cause before replacing the ballast.
