Yesterday Logitec announced a new set of 5 1.5TB external hard disk drives in Japan. The new external hard drives offers 1.5TB of storage plus there is a choice between a USB 2.0 only enclosure, or a FireWire 400 and USB 2.0, a eSATA and USB 2.0, and a eSATA only.
There is also the LHD-ED Series which comes in smaller storage capacity with the smallest starting at 250GB.