The IBM 49Y4134 RAID Controller is designed for use with IBM DS5100 and DS5300 models 51A. It features 8 network ports, including Cat 5e Ethernet (RJ-45), and is packaged in original packaging. Produced in the United States, this controller is compatible with IBM products and offers a high-quality, reliable solution for server components. With a sleek design and precise measurements of 21 inches in length, 16 inches in width, and 8 inches in height, this RAID controller is a valuable addition to any enterprise networking setup.