retail packaging for an 

Adaptec AHA-2940 Ultra

a high-performance UltraSCSI host adapter designed for desktop PCs and entry-level servers from the mid-to-late 1990s. 

Key Specifications

• Interface Type: 32-bit PCI local-bus.

• Data Transfer Rate: Up to 20 MBps (Ultra SCSI).

• Internal: One 50-pin Ultra SCSI connector.

• External: One 50-pin High-Density (HD-50) Ultra SCSI connector.

• Device Support: Can connect and daisy-chain up to 7 SCSI devices (e.g., hard drives, CD-ROMs, scanners, tape backups).

• Compatibility: Designed for systems running Windows (95, 98, NT), MS-DOS, and various UNIX platforms. 

Installation & Resources

• Physical Setup: Requires an available 32-bit PCI expansion slot that supports Bus Master data transfers.

• Software: Often bundled with Adaptec EZ-SCSI software for easy configuration and device management.

• Manuals & Documentation:

• Complete Installation Guides and User Manuals are available for viewing or download at Internet dir="ltr" style="margin-top:0; margin-bottom:0;">Drivers: While primarily a vintage component, modern enthusiasts have created unofficial or signed drivers to allow these cards to work on newer operating systems like Windows 10/11.
  
  

  This is sealed has never been open comes with all paperwork manuals floppy disk everything.

  
  

  Please message me if you have any questions and I thank you so very much for looking at my new adaptec