Mercedes W176 W246 C117 Fuse Relay Box Unit Cables Wiring Loom A2465400950

Mercedes W176 W246 C117 Fuse Relay Box Unit Cables Wiring Loom is an original electrical system component designed for precise power management and circuit protection in vehicles of this series. Thanks to its factory design and perfect fit for the specific platform, installation is predictable and consistent with the factory wiring architecture, which facilitates service and diagnostics. This is a practical solution for users who want to restore full functionality of the electrical system after a failure or modifications.

Specifications and technical data

• SKU: A2465400950
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2465400950
• Substitutable numbers: A2465400950, A 246 540 09 50
• Category: Fuses & Fuse Boxes

Purpose and function in the vehicle

The presented fuse box with relays and wiring loom is a central element for power distribution in the vehicle's compartment. It is responsible for:

• organizing and protecting multiple electrical circuits in one, orderly module,
• stable seating of fuses and relays in dedicated sockets,
• secure connection to the vehicle's installation via the factory wiring loom.

Thanks to this solution, the electrical system maintains a clear structure, and access to individual circuits is convenient during diagnostics and potential repairs.

Construction and technical advantages

The box belongs to the Fuses and fuse boxes group, which means it has been designed with resistance to current loads typical for modern automotive installations in mind. The integrated wiring loom ensures:

• factory wire routing and optimized section lengths,
• the use of dedicated connectors characteristic of the Mercedes brand,
• reduced risk of installation errors compared to custom-made wiring fragments.

Such a solution makes it easier to maintain the consistency of the entire electrical system and limits the need for interference with the vehicle's original wiring.

Benefits of using an original Mercedes module

Using an original fuse box with a wiring loom in W176, W246, and C117 series vehicles allows for maintaining compliance with factory service documentation. This translates into:

• easier circuit identification during computer diagnostics,
• consistency with factory electrical diagrams,
• the ability to use standard service procedures applied in authorized service centers.

For workshops and users, this means faster fault location, predictable installation behavior, and reduced risk of incompatibility with other vehicle modules. The original Mercedes solution also promotes maintaining the stability of electrical parameters over the long term of operation.

Condition, fitment, and practical application

The item comes from a Mercedes vehicle and is offered as a used part, which allows for economical repair while maintaining factory build quality. In practice, it will work particularly well in situations where:

• the fuse box has been damaged due to a short circuit or overheating,
• the installation has been modified and a return to the original configuration is necessary,
• there are power supply issues with selected circuits and a replacement of the complete module with the loom is required.

Thanks to the preservation of the original connection architecture, the installation and configuration time is usually shorter than when building an installation from scratch, and the risk of incorrect wire connection is minimized.

Expanding the electrical system in a Mercedes

If you are planning a comprehensive repair or upgrade of the electrical system area in your Mercedes and need other elements from the same group, such as additional boxes, power modules, or housings with sockets, check the available parts in the Mercedes Fuses and fuse boxes category.

For drivers interested in a broader perspective on the operation of automotive components and the purchase of used parts, a guide on transmission systems may be helpful – you can find it in the article Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox, which shows how to consciously approach the selection of used parts for a car.