Antenna Amplifier Mercedes W205 W213 S213 Aerial Module Right O/S A2139056200

Mercedes W205 W213 S213 Right Antenna Amplifier Module is an original part from the car antennas category, designed for precise integration with factory signal reception systems in Mercedes vehicles. The used right-side antenna module ensures the preservation of the original installation architecture, which translates to stable operation of comfort and multimedia systems.

Specifications and technical data

• SKU: A2139056200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2139056200
• Substitutable numbers: A2139056200, A 213 905 62 00, KD
• Location on the vehicle: Right
• Category: Antennas

Antenna Module Purpose and Function

The right-side antenna amplifier module is responsible for amplifying and distributing the signal from the body antennas to the appropriate control units and receivers in the car. A correctly selected element of this type is crucial for:

• stable reception of radio waves and system signals,
• maintaining proper communication between antennas and vehicle electronics,
• reducing interference caused by improper electrical matching.

By using an original module dedicated to specific Mercedes generations, installation proceeds in an organized manner, without the need for modifications to wiring harnesses or mounting points.

Construction, Placement, and Vehicle Integration

The presented antenna amplifier is structurally designed for installation on the right side of the body, in accordance with the factory antenna installation design. This placement ensures:

• compliance with original mounting points in the bodywork,
• proper routing of signal and power cables,
• optimal operating conditions in terms of shielding and protection against interference.

The module is part of the Mercedes antenna system, so it cooperates with other installation components as intended by the manufacturer, which facilitates diagnostics and service.

Benefits of Using an Original Used Module

Choosing a used antenna amplifier of this reference is a solution that allows for maintaining original electrical and mechanical compatibility while optimizing repair costs. The most important advantages include:

• preservation of the original operating characteristics of the antenna system,
• no need to adapt universal replacements,
• the possibility of directly replacing a damaged module with a component of the same specifications.

A used OEM part is particularly beneficial in vehicles where maintaining the consistency of onboard electronics and proper cooperation with factory control units is important.

Selection, Diagnostics, and Practical Application

Before installation, it is recommended to verify the module's compatibility with the specific vehicle equipment version and perform basic diagnostics of the antenna system. In service practice, the right-side antenna amplifier is most often replaced in situations such as:

• loss or unstable reception of radio signal,
• problems with systems using body antennas,
• mechanical damage or corrosion in the area of the original module.

A correctly selected and installed amplifier allows for restoring proper system operation without interfering with other installation components.

Related Products and Technical Knowledge

If you need other elements from the car antennas category dedicated to vehicles of this brand, to comprehensively restore the reception system in your car, check the available parts in the Mercedes Car Antennas category.

When planning a more extensive repair or vehicle upgrade, it is worth learning the principles of assembling original parts from the aftermarket – practical tips on how to effectively select used components and avoid accidental replacements can be found in the article Comprehensive Sourcing of Used Car Parts – A One‑Stop‑Shop Guide.