![Adaptor 4-way to 7-way flat Adaptor 4-way to 7-way flat](https://remorque.expert/10686-large_default/adaptateur-4-fils-plats-a-7-fils-plats.jpg)
![Adaptor 4-way to 7-way flat Adaptor 4-way to 7-way flat](https://remorque.expert/10686-side_product_default/adaptateur-4-fils-plats-a-7-fils-plats.jpg)
Adapter on the vehicle side with a flat 4 to 7-wire connector, ideal for vehicles equipped with a 4-pin socket managing only lights. On the 7-pin side, you can plug in the trailer connector. To activate the brakes, you have 3 free wires to connect a separately purchased brake controller.