Lenovo 4XB7B01237 6TB SAS 12 Gb/s 7,200 RPM | Hot Swap, 3.5 in

Keep storage tiers accessible without slowing maintenance windows. The Lenovo 4XB7B01237 is a 6 TB SAS hard drive with 12 Gb/s interface speed, 7,200 RPM spindle performance, and a hot-swap design that supports fast replacement in compatible enterprise chassis. It is a practical fit for teams that need dependable spinning media with serviceability built into the deployment model. At 6 TB, this drive sits in the capacity range often chosen for general-purpose storage, RAID arrays, and mixed workload environments where SAS connectivity is preferred over consumer-grade interfaces. The 3.5-inch form factor aligns with standard enterprise drive bays, while the 512e format supports broad compatibility across server and storage platforms that still depend on sector emulation for legacy alignment. This is the kind of drive procurement teams specify when they want controlled lifecycle management, not commodity replacement parts. It offers the right balance of capacity, interface speed, and hot-swap convenience for systems where downtime is expensive and consistency matters.