AccuRAID AR424E - 4U 24 Bay 6G SATA/SAS to PCIe 2.0 x8 RAID 6 Rackmount w/ SAS Exp.

The AccuRAID AR424E Series is a 4U 24 bay rack-mountable RAID solution designed for file servers, backup, audio/video streaming, and digital video recording. It is capable of up to 480TB of capacity with additional AS424X6S JBOD storage expansion units, and is the perfect solution for applications requiring large storage spaces. Build upon hardware RAID engines utilizes in the AccuRAID rackmount unit, the AR424E provides PCI Express 2.0 x8 of 8000MB/s with cutting edge SAS and SATA hard drive technology. The array supports RAID 0, 1, 0+1, 3,  5, 6, 30, 50, 60 and JBOD modes. Featuring durable, heavy duty steel housing and a user-friendly LCD panel, the AR424E is built with Web or RS232 management Interfaces along with SMTP manager monitoring all system events. The AR424E is an easy to use building block for large storage systems, and is guaranteed to achieve the most cost-effective performance and data protection. The AR424E comes with modular RAID controller, redundant power supply and redundant cooling fans, as well as PCIe 2.0 x8 re-driver card and PCIe x8 cable.

Note: Sans Digital recommends the use of enterprise hard drives when in use with any RAID controller applications. Standard desktop or green desktop drive may not be supported and may compromise RAID system stability and performance. For more information on the difference between RAID and desktop hard drives, please see the Western Digital knowledge base. For a list of compatible RAID Edition SATA hard drives, please refer to the list below:

• Seagate 500GB (ST3500514NS) 
• Seagate 750GB (ST3750330NS) 
• Seagate 1TB (ST31000524NS) 
• Seagate 2TB (ST32000644NS)
• Western Digital 500GB (WD5002ABYS)  
• Western Digital 1TB (WD1002FBYS) 
• Western Digital 2TB (WD2003FYYS)
• Hitachi 500GB (0F11000)
• Hitachi 1TB (0A39289) 
• Hitachi 2TB (0F10452)
• Hitachi 3TB (0F12456)
• Hitachi 4TB (0F14683)

Note: Please allow 3 days for rackmount testing before shipment.

Architecture

• 800MHz processor with 1GB on-board ECC cache memory (upgradeable to 4GB).
• Support both 3.5" and 2.5" form factor hard drives and SSD.
• SAS / SATA RAID 60 hardware RAID engine, providing the highest level of data protection.
• PCI Express 2.0 x8 host interface.
• Supports SAS JBOD (AS424X6S) expansion with up to a total of 120 drive bays
• Redundant and hot-swappable power supply and cooling fans.
• Support Windows, Linux and Mac operating systems.

RAID

• Supports JBOD, RAID 0, 1, 1E, 0+1, 3, 5, 6, 30, 50, 60 with hot spare and multipile volumes.
• RAID 6 tolerates multiple drive failures without downtime or data loss, providing the most advanced level of data protection.
• Supprots online array roaming, online RAID level / stripe size migration, and online capacity expansion.
• Hot swappable drives that support hot spare and automatic hot rebuilding with automatic drive insertion/ removal detection.
• NVRAM transaction log, and S.M.A.R.T. to improve the RAID system integrity, reliability, and availability.

Management

• Embedded enclosure management through WEB GUI, LCD control panel, and online RAID management via RS-232 port.
• Intuitive, yet comprehensive GUI for configuration and monitoring from remote and local locations.
• Field-upgradeable firmware in flash ROM, redundant RAID controller firmware upgrade via RS-232 and WEB GUI.

Model	AR424E
Form Factor	4U Rackmount
Controller	Single Controller
HDD Trays	24 Hot-Swappable 3.5" (2.5" form factor supported via screw holes)
RAID Level	0, 1, 0+1, 3, 5, 6, 30, 50, 60, JBOD
Maximum Capacity	96TB, Expandable to 480TB
Auto Rebuilding	Yes
Hot-Spare	RAID 3, 5, 6, 30, 50, 60
Host Interface & Transfer Rate	PCIe 2.0 x8
Expansion Ports	Mini-SAS x 1, Supports up to 4 additional JBOD units (AS424X6S).
Drive Interface	6G SAS / 6G SATA (Additional MUX board requried when used with SATA drives)
Cooling Fan	2 Hot-Swappable Modules & Blowers
Power Supply	500W x 3 Redundant
Control Interface	LCD Panel, RS232, RJ-45 Ethernet
Dimension (in)	19"W x 21"D x 7.5"H
Weight (lb)	80
Safety Regulations	CE, FCC, UL, RoHS
Limited Warranty	3 Years
Package Contents	AR424E (1)  PCIe 2.0 x8 re-driver controller (1)  PCIe 2.0 x8 cable 3FT (1)  Rackmount Rail (1 Set)  Power Cords (3)  Serial Cable (1)  Hard Drive Mounting Screws (96)  Printed User Guide or CD Manual(1)

Model	AR424E	AR424E24E	AR424E48E	AR424E72E	AR424E96E
Hard Drive	No HDD  Bundle	1TB RAID Edition  SATA  * 24	2TB RAID Edition  SATA  * 24	3TB RAID Edition  SATA  * 24	4TB RAID Edition  SATA  * 24
Total  Storage Size	N/A	24TB	48TB	72TB	96TB

Model	AR424E	AR424E12S	AR424E24S	AR424E48S	AR424E72S
Hard Drive	No HDD  Bundle	500GB SAS  HD * 24	1TB  SAS  HD * 24	2TB  SAS  HD * 24	3TB  SAS  HD * 24
Total  Storage Size	N/A	12TB	24TB	48TB	72TB

Model	AR424E7K	AR424E14K
Hard Drive	300GB SAS  15K RPM * 24	600GB SAS  15K RPM * 24
Total Storage Size	7.2TB	14.4TB

Note: All hard drive bundles are pre-installed and tested before shipment. Hard drives are then packaged individually to avoid damage during shipping.