Adaptec SCSI RAID 2120S
Low-profile single-channel Adaptec SCSI RAID 2120S is a 64-bit/66MHz Ultra320 RAID controller designed for entry-level and high-density servers. Advanced features include Adaptec's optimized disk utilization, Online Capacity Expansion, RAID Level Migration and full OS support. Adaptec Storage Manager provides password-protected, remotely managed software management. The card supports RAID 0, 1, 10, 5, 50, JBOD and accommodates an optionally available battery backup module (ABM-300) for 72-hour cache memory protection.
Small Image of Adaptec SCSI RAID 2120S
DownloadsDocumentationTechnical Specifications

Note: Only drivers that are not included or embedded within a supported operating system are listed below. To see a complete list of supported operating systems see the Product Specifications

Select your operating system or software below

Bios Updates and Other Downloadable Files

Bios Updates and Other Downloads

Linux Driver Source

Linux Driver Source Code


Microsoft Windows 2000
Microsoft Windows NT
Microsoft Windows Server 2003
Microsoft Windows Server 2003 x64
Microsoft Windows XP
Microsoft Windows XP x64

Novell NetWare

Novell NetWare Downloads

Red Hat Linux

Red Hat Enterprise Linux 3
Red Hat Enterprise Linux 4
Red Hat Linux 7
Red Hat Linux 9
Red Hat Linux Advanced Server 2

Storage Manager

Storage Manager Downloads

SuSE Linux

SuSE Linux 7
SuSE Linux 8
SuSE Linux 9
SuSE Linux Enterprise Server 7
SuSE Linux Enterprise Server 8
SuSE Linux Enterprise Server 9


UnitedLinux 1


SCO Unix
SCO UnixWare

Supported Operating Systems
Microsoft Windows
Novell NetWare
Red Hat Linux
SuSE Linux
SCO Openserver
SCO UnixWare
Caldera Open Unix

For a detailed list see ASK Answer ID 10932
Product Documentation
Adaptec Storage Manager v4.30 - User's Guide (PDF 3 MB)
Command Line Utility v4.30 - User's Guide (PDF 327 KB)
SATA-SCSI RAID Installation/User Guide v 7349 (PDF 2 MB)
Adaptec SCSI RAID 2120 and 2200 Software Reference Guide (PDF 2 MB)
CLI Installation and User Guide- SATA/SCSI (PDF 1 MB)
Setup & Installation Guide Combined SATA/SCSI (PDF 1 MB)
CLI User Reference Manual (PDF 1 MB)
Setup & Installation Adaptec SCSI RAID 2200S & 2120S. (PDF 814 KB)
Controller Readme (b7349) - Dec. 2004 (PDF 33 KB)
Controller Readme (b7244) - April 2004 ( 19 KB)
Release Notes
  Low-profile MD2 design ideal high-density server solution, 64-bit/66 MHz PCI
Customer Needs
  Ideal for entry-level and high-density servers and workstations requiring up to 15 disk drives
System Environment
  Entry-level SCSI servers and workstations, pedestal and rackmount
Cache Memory
64 MByte (onboard)
RAID Levels
0, 1, 10, 5, 50, JBOD
Key RAID Features
  • Optimized Disk Utilization
  • RAID Level Migration
  • Online capacity expansion
  • Background initialization (for immediate RAID availability)
  • S.M.A.R.T. and SAF-TE support
  • Hot-swap disk drive support for easy replacement
  • Hot-spare disk support with automatic rebuild
  • Supports bootable arrays
  • Number of devices
    Up to 15 SCSI devices

    Bus System Interface Type

    64-bit/66MHz PCI
    External Connectors
    One 68-pin VHDCI
    Internal Connectors
    One 68-pin high-density
    Data Transfer Rate
    Up to 320 MB/sec
    System Requirements
    Available 5 volt or 3.3 volt, PCI 2.2 compliant PCI slot
    Package Contents
    • Adaptec SCSI RAID 2120S card
    • Low-profile bracket (in addition to the full-size bracket attached to the controller)
    • One 5-position, Ultra320 SCSI 68-pin high-density LVD Adaptec internal cable with active terminator (2138800-R)
    • Installation Guide booklet
    • Bootable CD-ROM w/ RAID Management software,device drivers and documentation
    3 years
    Optional Battery Backup Module (ABM-300)

    Device Support

    Up to 15 SCSI devices

    Board Dimensions

    Low-profile card: 2.5 in. H x 6.6 in. L
    6.4 cm H x 16.8 cm L

    Power Consumption

    4 amps @ +5V

    Operating Temperature

    0 C to 55 C

    Regulatory Certification

    FCC, UL, C-tick, CE, VCC

    Mean Time Before Failure (MTBF)

    815,067 hours at 40 degrees C