The DEUTZ-FAHR 1176269 glow start switch is a genuine 12V ignition and preheating switch designed for a wide range of Deutz-Fahr agricultural tractors. Featuring 5 electrical terminals and 4 distinct positions (Off, Ignition, Preheat, Start), this switch ensures reliable engine starting, especially in cold conditions. It has a standard mounting diameter of 26 mm, making it a direct replacement for the original part in compatible Deutz-Fahr Agrofarm, Agrolux, Agroplus, Agrotron, DX, and D series models.