 
  The EP-2123S/D-F8S3 Series RAID subsystem features 8Gb FC-AL host performance to increase system efficiency and performance. It features high capacity expansion, with 12 hot-swappable SAS/SATA II hard disk drive bays in a 19-inch 2U rackmount unit, scaling to a maximum storage capacity in the terabyte range. The EP-2123D Series also supports dual controllers which provide better fault tolerance and higher reliability of system operation.
Exceptional Manageability| Model | EP-2123S/D-F8S3 | 
|---|---|
| RAID Controller | FC-SAS | 
| Controller | Single or Redundant | 
| Host Interface | Two FC-AL (8 Gb/s) / Four FC-AL (8 Gb/s) | 
| Disk Interface | SAS 3Gb or SATA II | 
| SAS expander | 4x mini SAS (3Gb/s) | 
| Capacity | |
| - Direct Attached | 12 Disks | 
| - Expansion | Up to 96 Disks | 
| Processor Type | Intel IOP341 64-bit | 
| Cache Memory | 512MB~4GB / 1GB~8GB DDR-II ECC SDRAM | 
| Battery Backup | Optional | 
| Management Port support | Yes | 
| Monitor Port support | Yes | 
| RAID Features | |
| RAID level | 0, 1, 0+1, 3, 5, 6, 30, 50, 60 and JBOD | 
| Array Group | Up to 128 | 
| LUNs | Up to 128 | 
| Hot Spare | Yes | 
| Drive Roaming | Yes | 
| Online Rebuild | Yes | 
| Variable Stripe Size | Yes | 
| E-mail Notification | Yes | 
| Online capacity expansion, RAID level / stripe size migration | Yes | 
| Online Array roaming | Yes | 
| Online consistency check | Yes | 
| SMTP manager and SNMP agent | Yes | 
| Redundant Flash image | Yes | 
| Instant availability and background initialization | Yes | 
| S.M.A.R.T. support | Yes | 
| MAID | Yes | 
| Bad block auto-remapping | Yes | 
| Enclosure | |
| Platform | Rackmount | 
| Form Factor | 2U | 
| # of Hot Swap Trays | 12 | 
| Tray Lock | Yes | 
| Disk Status Indicator | Access / Fail LED | 
| Backplane | SAS / SATA II Single BP | 
| # of PS/Fan Modules | 400W x 2 w/PFC | 
| # of Fans | 2 | 
| Power Requirements | AC 90V ~ 264V Full Range 8A ~ 4A, 47Hz ~ 63Hz | 
| Environmental | |
| Relative Humidity | 10% ~ 85% Non-condensing | 
| Operating Temp | 10°C ~ 40°C (50°F ~ 104°F) | 
| Physical Dimensions | 590(L) x 482 (W) x 88(H) mm | 
| Weight (Without Disk) | 18.2 / 19.7 Kg |