AccuRAID KT-424X12SM221B​
The AccuRAID KT-424X12SM221B is a 4U rack-mountable RAID solution designed for file servers, backup, audio/video streaming, and digital video recording. Build in 384TB of storage and is capable of install over additional HDD or SSD drives with additional AS424X12S JBOD storage expansion units, it is the perfect solution for applications requiring large storage spaces. With an industry proven Dual Channel 12G SAS host interface, the KT-424X12SM221B provides 12G SAS bandwidth and cutting edge SAS / 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 KT-424X12SM221B  is built with Web or RS232 management Interfaces along with SMTP manager monitoring all system events. The KT-424X12SM221B 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 KT-424X12SM221B comes with modular RAID controller, redundant power supply and redundant cooling fans. Built-in redundant controller ready backplane allows non-destructive redundancy controller upgrade path without purchasing a brand new hardware.​​
  • Features
  • Specifications
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​Architecture
  • Single controller built-in to provide high availability and high performance. 
  • 1.2GHz processor with 2GB on-board ECC cache memory (upgradeable to 8GB) per controller.
  • Build-in 384TB of SAS Storage
  • RAID 60 ASIC engine, providing the highest level of data protection.
  • Dual Channel 12G SAS connector per controller, supporting fail-over.
  • Supports SAS JBOD (AS424X12S) expansion for additional storage space
  • Redundant and hot-swappable power supply and cooling fans.
  • O/S-Independent and host transparent RAID solution.

RAID
  • Supports JBOD, RAID 0, 1, 1E, 0+1, 3, 5, 6, 30, 50, 60 with hot spare and multiple volumes.
  • RAID 6 tolerates multiple drive failures without downtime or data loss, providing the most advanced level of data protection.
  • Supports 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
KT-424X12SM221B 
Form Factor
4U Rackmount
Controller
Single RAID Embedded Controller
HDD Tray
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, JBO
Capacity Included
384TB (24 x 16TB SAS)
Auto Rebuilding
Yes
Hot-Spare
Local and Global Hot Spare
Host Interface & Transfer Rate
2 x 12G SAS per controller
Expansion Ports
12G mini-SAS HD, expand up to 240 drives
Drive Interface
12G SAS / 6G SATA (Additional MUX board requried when used with SATA
 drives and Redundant Controller Option)
Cooling Fan
2 Hot-Swappable Modules & Blowers
Power Supply
3 x 500W 80PLUS Redundant Power Supply
Control Interface
LCD Panel, RS232, RJ-45 Ethernet
Dimension (in)
19"W x 21"D x 7.3"H
Weight (lb)
108
Safety Regulations
CE, FCC, UL, RoHS
Limited Warranty
3 Years
Package Contents
 Rackmount Mounting Bracket (1 Set)
 Power Cords (3)
 Serial Cable (1)
 Hard Drive Mounting Screws (96)
 Printed User Guide or CD Manual (1)