The New Holland 51471792 Voltage Regulator is a genuine OEM component designed to maintain a stable voltage output in the electrical systems of various New Holland agricultural and construction machines. This critical part ensures proper charging of the battery and reliable operation of all electrical components, preventing overcharging or undercharging. It is compatible with a wide range of New Holland tractors, combines, balers, forage harvesters, windrowers, wheel loaders, and telehandlers, including models from the T4, T5, T6, T7, T8, T9, CX, CR, BB, FR, HW, W, and LM series.