HP A4200-66541 I/O Extension Board for HP 9000 C110 UNIX workstations. This I/O expansion module integrates with C110 systems to add peripheral connectivity and extend available ports for serial, Ethernet, and SCSI interfaces. Designed for legacy enterprise UNIX computing environments requiring additional I/O bandwidth and device attachment capacity. Compatible exclusively with HP 9000 C110 workstations; verify slot configuration and firmware compatibility with your target system. Typical applications include scientific computing, CAD/CAM workloads, and UNIX-based engineering environments where legacy infrastructure remains in production. Refurbished unit, tested and guaranteed. Available via quote.