Mercedes-Benz Xenon HID Headlamp Ballast Module – A2129007804 – W212 E-Class (2009–2013)

The A2129007804 is a genuine OEM Xenon HID headlamp ballast module designed for the Mercedes-Benz W212 E-Class models produced between 2009 and 2013, including both pre-facelift and facelift variants. This module is responsible for regulating the power supply to the Xenon HID headlight, ensuring optimal performance and longevity.

Key Features:

• OE Part Numbers: A2129007804, A212 900 78 04, A2129003502, A212 900 35 02, A2128205626, A212 820 56 26, A2129024202, A212 902 42 02, 5DC009060-20

• Compatibility: Mercedes-Benz E-Class W212 (2009–2013), S212, C207

• Function: Controls Xenon HID headlight functions such as low beam, high beam, and DRL

• Condition: Brand new, unused, unopened, undamaged item in its original packaging

• Warranty: Typically 1-year warranty

Note: Some modules may require coding or adaptation to the vehicle’s system. It is recommended to consult with a professional technician for installation.