Mercedes-Benz C W204 Front Right Door Power Window Regulation Switch A2048700251

Mercedes-Benz C W204 Front Right Door Power Window Regulation Switch is an original component from the Switches, control elements and ignition switches group, designed for installation in the front right door of C-Class W204 generation models. It ensures precise, convenient control of the power window while maintaining factory ergonomics and visual consistency of the Mercedes interior.

Specifications and technical data

• SKU: rhd-A2048700251
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048700251
• Substitutable numbers: A2048700251, A 204 870 02 51, KZ
• Location on the vehicle: Front, Right
• Category: Switches & Controls

Purpose and function in the window control system

The offered switch is dedicated for installation in the front right door area, where it is responsible for operating the electric window regulator. The component works with the factory electrical system and Mercedes comfort modules, ensuring correct operating logic, including comfort features typical for this generation, such as smooth window movement control and predictable response to short and long presses.

Thanks to a design compliant with manufacturer standards, the switch ensures a stable electrical contact, which reduces the risk of window operation interruptions, accidental stops, or communication errors with the control system. This is particularly important in daily use, where consistent operation and predictable response to hand movements affect driving comfort.

Construction, ergonomics and interior fit

The switch has been designed for installation in the factory door panel of the Mercedes C-Class W204, which translates into a proper fit with the upholstery and other control elements. The shape of the housing, button geometry, and mechanism operation are adapted to the original ergonomic concept of the interior, allowing the driver or passenger to maintain the factory-familiar hand positioning and intuitive access to window controls.

The appropriately selected pressure force and tactile button travel facilitate operation without the need to take your eyes off the road. This is important from the point of view of safety and comfort, especially in city traffic and during frequent window maneuvering, e.g., at parking gates or when entering a property.

Benefits of using an original Mercedes switch

Using an original switch in a Mercedes C W204 allows for maintaining the consistency of the electrical system and interior aesthetics. Compared to aftermarket replacements, the OEM component is designed for long-term compatibility with factory wiring harnesses, connectors, and modules, which reduces the risk of compatibility issues. This translates into stable operation of the window lifting system and a lower probability of failures resulting from improper fitment.

The product comes from dismantling, which in the case of a premium brand like Mercedes, represents a favorable compromise between cost and quality. The original used component retains factory design parameters while allowing for a reduction in repair costs compared to purchasing a new part. This solution is particularly attractive for comprehensive vehicle maintenance when several components within the door or comfort system are being replaced simultaneously.

Condition, installation and service application

The switch is offered as a used item, meaning it comes from a previously operated vehicle but has been verified for further use. This type of part works perfectly both for standard repairs of a damaged window controller and for restoring full door functionality after a collision or upholstery replacement.

Due to the design compliant with the Mercedes factory standard, installation of the switch in most cases comes down to removing the door panel, unplugging the old component, and connecting the new one to the existing connector. This plug-and-play configuration shortens service time and reduces the risk of installation errors, which is important for both workshops and users servicing the vehicle themselves.

Expanding the control system in your Mercedes

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

When choosing used control elements for a Mercedes, it is worth considering the specifics of parts from dismantling and their cost advantages over new subassemblies. Practical tips on selecting original components from the secondary market can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses, among other things, the cost-effectiveness of using factory subassemblies in premium vehicles.

Additional information on comparing new and used control elements, as well as how to assess their cost-effectiveness in the context of repairing electrical and comfort systems, is also provided in the guide New or used? A comparison of car parts costs and quality, which is helpful when planning a service budget for your Mercedes.