Window Lifter Switch Mercedes W177 W247 Passenger's Side Button Unit A1679050201

Window Lifter Switch Mercedes W177 W247 Passenger's Side Button Unit is an original control element from the Switches, control units and ignition switches group, designed for installation in the front part of the vehicle. It ensures precise control of the passenger window, maintaining factory ergonomics and visual consistency with other Mercedes-Benz interior components. This is a practical service solution for users who want to restore the full functionality of the window lifting system without interfering with the electrical installation.

Specifications and technical data

• SKU: A1679050201-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1679050201
• Substitutable numbers: A1679050201, A 167 905 02 01
• Location on the vehicle: Front
• Category: Switches & Controls

Purpose and function of the switch

The offered switch is dedicated to operating the window lifter on the passenger side in W177 and W247 series models. Its placement in the front of the vehicle allows for convenient window control from the passenger door, while maintaining the typical Mercedes-Benz operating logic and user comfort. The element has been designed as part of the factory control system, ensuring it works seamlessly with the original electrical installation and comfort modules.

Construction and interior fitment

The switch belongs to the Switches, control units and ignition switches group, meaning it has been constructed for durable performance under daily operating conditions. The shape, mounting method, and electrical connector are adapted to factory sockets in the door, which facilitates installation and reduces the risk of incorrect connection. The materials used are resistant to typical mechanical loads, such as frequent button pressing or vibrations during driving.

Benefits of using an original used part

Choosing an original Mercedes switch in used condition allows you to maintain operational consistency with other comfort systems in the vehicle. An element of this type is already verified for compatibility with a given generation of the electrical system, which limits the risk of communication errors in the vehicle's network. A used component represents a reasonable compromise between repair costs and maintaining the quality characteristic of the Mercedes brand.

In practice, this means:

• factory fitment to the door panel and wiring harness,
• preservation of the original interior look,
• no need for installation modifications or the use of adapters.

Application in service and modernization

The switch will prove useful both for standard replacement of a damaged element and for work related to restoring the full functionality of the passenger door zone after a collision or bodywork repairs. Thanks to its factory design, it can be used by service centers specializing in the Mercedes brand, as well as by informed users performing work on the door electrical installation themselves.

If you are planning a comprehensive repair or modernization of the window control zone in your Mercedes and need other elements from the same group, such as window control buttons, mirror switches, or door control modules, check the available parts in the Mercedes Switches, control units and ignition switches category.

Why it is worth choosing original used Mercedes parts

Using original, used control components allows you to maintain the comfort of operation characteristic of this brand and the predictable performance of electrical systems. In the case of switches and control elements, this is of particular importance, as they are responsible for the daily, repetitive operation of the vehicle. More practical information on the advantages of using original parts from dismantling can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses how to effectively reduce service costs while maintaining brand standards.