The New Holland 81825189 is a genuine OEM ignition switch designed for a wide range of New Holland T-series agricultural tractors, including T4, T5, T6, T7, T8, and T9 models. This critical component ensures proper engine starting and electrical system control. Manufactured to New Holland's specifications, it provides reliable performance and direct fitment, maintaining the integrity of your machinery's electrical system. Weighing approximately 0.118 kg, this switch is a direct replacement for the original part.