The Bauer 221342918 is a genuine 12V brake light switch designed for reliable operation in Fendt agricultural tractors. This essential safety component ensures the proper functioning of brake lights. It serves as a direct equivalent to Fendt OEM part number X830170001000 and is compatible with a wide range of Fendt Farmer, Favorit, and Vario series models, including the 200, 300, 400, 500, 700, 800, and 900 series.