Mwave offers the Sans Digital 4-Bay Serial ATA to eSATA RAID Enclosure, model no. MS4UM+, for $99.99 with free shipping. That's $10 under our mention from last February and the lowest total price we could find by $49. This JBOD tower can hold up to four 3.5" SATA hard drives (maximum storage capacity of 12TB) and features port multiplier technology, USB 3.0 connectivity, and more.
Are you throwing away money? Before tossing these items that are considered disposable, consider how to give them new purpose.