The DEUTZ-FAHR 1163920 is a genuine OEM glow start ignition switch designed for a wide range of DEUTZ-FAHR agricultural and construction machinery. This 12-volt switch features 7 terminals and 3 operating positions (0-1-2-3) for reliable engine starting and preheating functions. It ensures proper electrical control for the ignition system, crucial for optimal machine performance. This part is a direct replacement for original equipment, ensuring compatibility and durability across numerous DEUTZ-FAHR tractor and combine models.