Lenovo 4X97B05125 Signal Cable for RAID 4450/5450/9450 | ThinkSystem

Maintain the signal path between Lenovo RAID controllers and the drive backplane with the 4X97B05125 ThinkSystem cable. This part is designed for server configurations using RAID 4450, 5450, or 9450-8/16i 8GB adapters paired with an 8x2.5-inch drive bay layout. In storage-heavy systems, the cable is not a minor accessory — it is part of the path that keeps the controller and backplane communicating as intended. For infrastructure teams, that matters when uptime, rebuild behavior, and predictable drive access are on the line. A correctly matched signal cable helps avoid compatibility issues that can appear when using non-OEM or incorrect-length parts. It also supports cleaner service workflows because the part is aligned to the platform design rather than adapted after the fact. Choose this Lenovo cable when the build calls for OEM fit between the RAID adapter and the 8x2.5-inch backplane. It is a practical choice for production servers where storage reliability, service consistency, and platform-specific compatibility justify the investment.