The Case IH 940016011900 is a genuine voltage regulator designed for Case IH JX series agricultural tractors. This essential component ensures stable 12-volt power output with a 55-amp capacity, protecting the electrical system and maintaining optimal performance. Measuring 95 mm in length, 51 mm in width, and 51 mm in height, and weighing 0.12 kg, it is a direct replacement for the original part, also cross-referencing to OEM part number 84405367.