Dell 123KN DVD-RW SATA internal optical drive for legacy server and workstation environments. This standard 5.25-inch form factor drive connects via SATA interface and supports dual-layer DVD writing, DVD reading, and CD read/write operations. Typical throughput reaches 16x DVD and 24x CD speeds. Compatible with Dell PowerEdge servers and workstations from the 11th–13th generation, as well as many Dell Precision systems. Suitable for system builds requiring optical media support for OS installation, firmware updates, driver loading, or archival purposes. Refurbished unit tested and guaranteed, available via quote.