Citroën Boxer Relay Ducato Rear Tail Light Bulb Holder Socket Right O/S 20610751

Citroën Boxer Relay Ducato Rear Tail Light Bulb Holder Socket Right O/S is an original electrical system component designed for the right rear combination lamp in PSA/Fiat group commercial vehicles. Thanks to its factory-fit design for the specific lamp and wiring harness, it ensures a stable electrical connection and proper operation of all rear lighting functions. It is a practical service solution for post-collision repairs, replacing a damaged lamp, or refurbishing the electrical system.

Specifications and technical data

• SKU: 20610751
• Mark: Citroën
• Condition: Used
• OEM Part Number: 20610751
• Substitutable numbers: 20610751
• Location on the vehicle: Rear, Right
• Part type: Electrical Connector
• Category: Sockets, Connectors & Wiring

Purpose and function in the vehicle

The right rear tail light bulb holder is responsible for the mechanical seating of the bulbs and their electrical connection to the vehicle's wiring harness. This component operates in the rear part of the bodywork, on the passenger side, within the area of the combination lamp, supporting functions such as position lights, brake lights, turn signals, or reversing lights – depending on the configuration of the specific lamp used in a given model. Thanks to a design compliant with Citroën's factory standards, the bulb holder provides:

• secure bulb retention in the socket,
• proper pressure on electrical contacts,
• easy removal and installation during service work,
• compatibility with the vehicle's original electrical harness.

Construction and installation fitment

The component belongs to the Wires, plugs, and connectors group, which highlights its role as a link between the tail light and the car's electrical system. The design of the bulb holder is prepared for use with the dedicated plug and wiring, facilitating plug-and-play installation without the need for modifying the system. The vehicle placement specified as rear, right allows for unambiguous identification of the mounting side and avoids errors when selecting parts. This is particularly important in commercial vehicles, where tail lights often differ between sides due to the door layout and bodywork configuration.

Benefits of using an original bulb holder

Using a dedicated bulb holder in the Citroën Boxer, Relay, and Ducato allows for maintaining electrical system consistency and reducing the risk of lighting issues, such as flickering lights, circuit breaks, or bulb failure warning system errors. Proper fitment with the lamp and harness translates into:

• stable operation of all rear lighting functions,
• reduced risk of contact overheating,
• easier diagnostics of potential faults,
• shorter replacement time during repairs. This solution is particularly beneficial for vehicles intensively used in transport, where lighting reliability has a direct impact on safety and regulatory compliance.

Condition and service application

The bulb holder comes from the Citroën brand range and is intended as a service part for commercial vehicles where it is necessary to replace a damaged or corroded tail light component. Using this type of component allows for an economical repair while maintaining original geometry and compatibility with the factory installation. Before installation, it is recommended to perform a standard check of the condition of the contacts, bulb sockets, and lamp seals to ensure proper protection against moisture and contaminants. A correctly selected right rear tail light bulb holder is an essential element for repairs following mechanical damage, lamp replacement, or lighting upgrades in fleet vehicles. If you are planning a comprehensive repair or upgrade of the rear electrical system in your Citroën and need other elements from the same group, such as connectors, plugs, or lamp harnesses, check the available parts in the Citroën Wires, plugs, and connectors category. For those interested in a broader perspective on the development of technical solutions in the automotive industry, including changes in the design of electrical systems and lighting in premium class cars, the article Evolution of the Mercedes S-Class: from W140 to W222 – innovations, model differences, and Mercedes auto parts over the years may be helpful, as it shows how manufacturers gradually improve key vehicle systems.