This is an aftermarket replacement brake magnetic switch sensor, designed as a compatible alternative for Massey Ferguson agricultural machinery. Identified by the part number H404150071020, this non-original component serves a critical function within the braking system of your tractor or other compatible equipment. The magnetic switch sensor detects the position of the brake pedal, sending vital signals to the machine's electronic control unit (ECU). This signal is essential for various operational safety and control features, such as disengaging the PTO (Power Take-Off) when brakes are applied, disabling cruise control, or influencing transmission behavior. Crafted to meet the functional specifications required for Massey Ferguson applications, this replacement sensor offers a reliable and cost-effective solution for maintaining the safety and efficiency of your equipment. It ensures that your machine's systems accurately register brake engagement, preventing potential hazards and ensuring smooth operation. While not an OEM part, this aftermarket brake magnetic switch sensor provides a direct fit and dependable performance, making it an excellent choice for repairs and maintenance. Always verify compatibility with your specific Massey Ferguson model and original part number before installation to ensure proper fitment and function.