Dell OEM part number 0Y621K is a 17-inch SATA optical drive cable designed for Dell PowerEdge R310 1U single-socket rack servers. This cable provides SATA connectivity between the system motherboard and internal optical drive bays, supporting standard SATA protocol for CD/DVD-ROM or optional optical media devices. The compact 17-inch length accommodates the R310's dense form factor without excess slack. Compatible with R310 configurations using hot-swap optical drives or integrated optical media options. Typical use cases include legacy systems requiring BIOS updates via optical media, driver installation, or diagnostic tools on bare-metal deployments. This is a genuine Dell refurbished component tested and guaranteed to function properly. Available via quote.