The EP-4643 series RAID subsystem features 6Gb SAS or 8Gb FC-AL host performance to increase system efficiency and performance. It features high capacity expansion, with 64 hotswappable SAS2/SATA3 hard disk drive bays in a 19-inch 4U rackmount unit, scaling to a maximum storage capacity in the terabyte range. The EP-4643D1 series also supports dual controllers which provide better fault tolerance and higher reliability of system operation.
Exceptional Manageability| Model | EP-4643S1/D1-F8S6 | 
|---|---|
| RAID Controller | 8Gb FC–6Gb SAS | 
| Controller | Single or Redundant | 
| Host Interface | Four / Eight FC-AL (8 Gb/s) | 
| Disk Interface | 6Gb/s SAS , 6Gb/s SATA | 
| SAS Expansion | One / Two 6Gb/s SAS (SFF-8088) | 
| Capacity | |
| - Direct Attached | 64 Disks | 
| - Expansion | Up to 256 Disks | 
| Processor Type | 800MHz Dual Core RAID-On-Chip processor | 
| Cache Memory | 2GB ~ 8GB / 4GB ~ 16GB DDR3-1333 ECC SDRAM | 
| Battery Backup | Optional | 
| Management Port support | Yes | 
| Monitor Port Support | Yes | 
| RAID Features | |
| RAID level | 0, 1, 10(1E), 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 2.0 | Yes | 
| Bad block auto-remapping | Yes | 
| Enclosure | |
| Platform | Rackmount | 
| Form Factor | 4U | 
| # of Hot Swap Trays | 64 | 
| Tray Lock | Yes | 
| Disk Status Indicator | Access / Fail LED | 
| Backplane | SAS2 / SATA3 | 
| # of PS / Fan Modules | 1100W x 2 w/PFC | 
| # of Fans | 15 | 
| Power Requirements | AC 90V ~ 254V Full Range, 50Hz~60Hz | 
| Default Slide Rail: Post to Post 800mm~1090mm (32"~42") / Option: Post to Post 750mm~900mm (29"~35") | |
| Environmental | |
| Relative Humidity | 10% ~ 85% Non-condensing | 
| Operating Temp | 10°C ~ 40°C (50°F ~ 104°F) | 
| Physical Dimension | 880(L) x 482.6(W) x 177(H) mm | 
| Weight (Without Disk) | 43.5 / 45Kg | 
| Specification is subject to change without notice. All company and product names are trademarks of their respective owners.  | 
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