The Case IH 84510289 is a genuine CNH 12V 40A electrical relay designed for reliable switching functions in various agricultural and construction equipment. This essential component ensures proper operation of electrical systems across a wide range of Case IH, New Holland, and Steyr machinery, including tractors, combines, and sprayers. It features a compact design with dimensions of approximately 30mm x 30mm x 30mm and weighs around 0.05 kg.