93H8406 - IBM Fast/Wide SCSI PCI Controller Card Adapter

Description

The IBM 93H8406 is a PCI-based controller card that facilitates the integration of SCSI peripherals into compatible IBM server and workstation environments. This card supports Fast SCSI standards, offering data transfer speeds of up to 20 megabytes per second, and Wide SCSI, which utilizes a 16-bit data path to further enhance throughput. It is designed to connect a variety of SCSI devices, including hard drives, tape drives, and CD-ROM drives, providing a versatile storage expansion solution. The controller card features standard SCSI connectors, typically a 50-pin Centronics connector for external devices and potentially an internal connector for drives within the system chassis. Its PCI interface ensures broad compatibility with older generations of IBM systems that utilize the PCI bus architecture. The 93H8406 allows for the daisy-chaining of multiple SCSI devices, enabling a flexible and scalable storage configuration. This controller card is crucial for systems requiring reliable and high-performance data storage and retrieval. By implementing the SCSI protocol, it offers robust command queuing and error handling capabilities, which are essential for mission-critical applications and environments where data integrity and uptime are paramount. The IBM 93H8406 represents a key component for expanding storage capacity and performance in legacy IBM systems.

Condition: Refurbished