Mercedes W169 W245 W251 Window Power Switch Lifter Control Unit A2518200510

Mercedes W169 W245 W251 Window Power Switch Lifter Control Unit is a factory-original rear window control component designed for A, B, and R-Class models. This used panel, featuring an elegant beige finish, helps maintain interior color consistency and restores full functionality to the rear passenger window controls. It is a practical solution for users who value original ergonomics and proper operation of the window electrical system.

Specifications and technical data

• SKU: A2518200510-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518200510
• Substitutable numbers: A2518200510, A 2518200510, A 251 820 05 10, EM
• Location on the vehicle: Rear
• Color: Beige
• Category: Switches & Controls

Purpose and function of the panel

The window power switch control unit is part of the Switches, control elements, and ignition locks category, responsible for operating the electric window lifting and lowering mechanism in the rear of the vehicle. Its rear placement ensures direct control for the passenger while maintaining compatibility with the main driver's side window control module.

The original design of the switch guarantees:

• proper integration with the Mercedes electrical system,
• preservation of the factory button operation logic,
• correct tactile feedback and resistance of the switch during use.

Color scheme and interior matching

The beige color of the panel is essential when replacing components in vehicles with light-colored upholstery, where visual consistency is key. As a result, the part integrates harmoniously with the door panel without creating the contrasts typical of components in different shades. This solution is particularly beneficial for interior repairs where, in addition to functionality, the aesthetic appearance of the cabin is also important.

The panel is designed for installation in the rear door area, allowing for the preservation of the original button layout and their ergonomic placement relative to the armrest and door handle.

Benefits of using an original used component

Choosing a used window power switch control unit for a Mercedes allows for reduced repair costs while maintaining factory specifications. The original element from this group ensures:

• compatibility with the electrical harness and door connectors,
• proper operation of the window control function,
• preservation of the original appearance and texture of the material.

If you want to better understand when it is worth choosing used Mercedes components and how to safely select original parts from dismantling, check out the article Used parts for Mercedes – original components from dismantling, which discusses the practical aspects of operating and selecting such components.

Application in Mercedes vehicles

The window power switch control unit was designed for Mercedes A, B, and R-Class models of the W169, W245, and W251 generations, allowing for structural consistency within the same vehicle family. This ensures that the user receives a component perfectly matched to the door panel shape, mounting geometry, and electrical system characteristics.

If you are planning a comprehensive repair or upgrade of the window control area in your Mercedes and need other elements from the same group, such as driver's side window buttons, control modules, or additional door panels, check out the available parts in the Mercedes switches, control elements, and ignition locks category.

Summary

Mercedes W169 W245 W251 Window Power Switch Lifter Control Unit is a practical choice for users who want to restore efficient rear window control while maintaining the original interior look. The beige finish, fitment for the rear door area, and its status as a factory-line Mercedes electrical component make it a functional and technically consistent solution for the vehicle's electrical system.