BMW 3 5 7 Series E36 E38 E90 E91 F10 F11 Change-Over Contact Relay Grey 1393415

BMW 3 5 7 Series E36 E38 E90 E91 F10 F11 Change-Over Contact Relay is an original component from the Relays group, used in popular BMW and MINI models. The grey housing facilitates easy identification in the fuse box, and the OEM design ensures proper compatibility with the vehicle's electrical system. This is a practical solution for users looking for a proven, used component with stable operating parameters.

Specifications and technical data

• SKU: 1393415
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1393415
• Substitutable numbers: 61361393415, 1393415, 61367924276, 7924276, 61360141227, 0141227
• Color: Grey
• Category: Relays

Application and function of the relay

The Tyco relay in the version used in BMW E90, E91, F10 series and MINI R50 acts as an electrical switch controlling selected circuits in the vehicle. By separating the control circuit from the power circuit, it enables the safe activation of high-current consumers, such as comfort modules, additional equipment components, or selected auxiliary systems.

A properly selected relay helps reduce voltage drops, stabilizes the system's operation, and decreases the load on switches and electronic control units. In practice, this translates into more predictable operation of electrical systems and a lower risk of failures resulting from circuit overloads.

Design, color, and fitment

The grey housing allows for quick differentiation of this relay model from other components in the fuse box, which facilitates diagnostics and service replacement. The compact shape and standard pins are adapted to the factory sockets used in BMW and MINI vehicles, ensuring installation without the need for modifications to the wiring.

As an OEM component, the Tyco relay is designed to maintain proper electrical parameters, such as contact load capacity or resistance to cyclic switching. A used component of this type is a good choice for repairs where maintaining the original operating characteristics of the system is crucial.

Benefits of using an original relay

Using an original relay in a BMW or MINI helps maintain the consistency of the electrical system with the vehicle's factory documentation. This is important both for subsequent computer diagnostics and for any future repairs.

• preservation of factory circuit switching characteristics,
• better compatibility with control modules,
• lower risk of improper fitment in the socket,
• easier identification in service diagrams.

For users who consciously choose used parts, such a relay represents a reasonable compromise between cost and functionality, while maintaining the manufacturer's original specifications.

Condition, verification, and selection by part numbers

The item is offered as a used OEM relay, meaning it has been removed from a vehicle and verified for further use. In practice, this allows for an economical repair of the electrical system without sacrificing the original design.

Selecting the correct relay for a specific BMW or MINI should be based on the OEM part number and available interchangeable numbers, as well as comparing the housing shape and pin layout with the factory-installed component. This approach minimizes the risk of error and speeds up the service process.

System expansion and other BMW relays

If you are planning a comprehensive repair or upgrade of the electrical system in your BMW and need other components from the same group, such as starter relays, light relays, or fan relays, check the available parts in the BMW Relays category.

Additional information on the conscious selection of components from the secondary market, the principles of selection by OEM numbers, and the cost-effectiveness of using used subassemblies can be found in the guide: Why it is worth buying used gearboxes and engines – facts instead of myths. Although it mainly concerns powertrains, the approach to cost-benefit analysis described there can also be applied to other elements, such as relays or electrical modules.