iStarUSA BPU-340-SA is a High density multi-disk storage backplane that allows multiple four 3.5" SATA hard drives to be mounted into three standard 5.25". BPU-340-SA supports Raid 1/0/1+0/5 configuration for high performance or redundancy data application. Aluminum construction provides best heat dissipation required for high performance SATA drives, is designed with excellent front to back vent airflow. Applications: Digital Audio Editing,Video Editing (SD or HD), Security System, SOHO SMEs With Limit HDD Tray and Data Protection or Disk-to-Disk Backup.

More info: BPU-340-SA | Amazon