🟩 2008–2017 Mercedes-Benz W212 E-Class / W204 C-Class Harman/Becker Audio Amplifier — OEM
Part #: 2128700194 (A 212 870 01 94) Interchangeable Part #: 2048700494 (A 204 870 04 94) Vehicle Removed From: 2010 Mercedes-Benz E350 VIN: WDDHF8HB8AA151112
Condition: Tested • Cleaned & Sanitized • 30 Day Warranty • Free Returns Note: High-performance digital amplifier designed for the Harman/Kardon Logic 7 surround sound system.
🔧 Item Description
Genuine Mercedes-Benz OEM multichannel audio amplifier.
Fits W212 E-Class (2010–2016) and W204 C-Class (2008–2014) models.
Engineered to drive the high-fidelity Logic 7 speaker array, including the subwoofer and center channel.
Direct replacement for units with no sound output, "cracking" audio, or MOST fiber optic communication failures.
✅ Functionality & Testing
✔️ Sound Output: All channels tested for clear, powerful audio with no distortion or static.
✔️ MOST Bus: Fiber optic port verified for a stable "handshake" with the Command/Head Unit.
✔️ Power Management: Verified to wake up and shut down correctly to prevent battery drain.
✔️ Electrical: Connector pins are straight and clean; internal board inspected for moisture/corrosion.
🧼 Condition & Inspection
Professionally cleaned and sanitized.
Chassis: Aluminum cooling fins are clean and free of heavy oxidation.
Mounting: All factory bolt holes are intact for a secure, vibration-free installation.
Ports: Both the electrical harness and optical ports are clean and unobstructed.
🚗 Vehicle Compatibility Mercedes-Benz E-Class & C-Class
2010–2016 Mercedes-Benz E350, E550, E63 AMG (W212 Sedan/W212 Wagon)
2008–2014 Mercedes-Benz C250, C300, C350, C63 AMG (W204)
Note: Specifically for vehicles equipped with the Harman/Kardon (Option Code 810). Please verify your part number matches 212 870 01 94 or the listed interchange numbers.
⚙️ Features & Benefits
Genuine Mercedes Part: Maintains the factory audio quality and steering wheel volume control integration.
Logic 7 Technology: Restores the immersive 7.1 surround sound experience.
Reliability: This specific revision is known for improved heat management compared to earlier versions.
🔩 Installation Notes
Located in the left side of the trunk (E-Class) or right side of the trunk (C-Class) behind the carpeted interior panels.
Warning: If your previous amplifier failed due to water damage, check your tail light seals and sunroof drains to ensure this replacement is not damaged by leaks.
🛡️ Warranty & Returns
✔️ 30 Day Warranty — Guaranteed full audio output and network communication.
✔️ Free Returns — Shop with total confidence.
✔️ Tested & Cleaned