Part 49Y5397 is an IBM 775‑mm Serial Attached SCSI (SAS) cable engineered for the x3650 M2 server platform. This cable provides a reliable, high‑density connection between the server’s internal SAS ports and external storage devices, ensuring seamless data transfer and system scalability. Designed to fit the exact dimensions required by the x3650 M2 chassis, it offers a secure, cable‑management‑friendly length of 775 mm. The cable supports the standard SAS interface, delivering dependable performance for enterprise storage solutions while maintaining compatibility with IBM’s proven hardware ecosystem.