LaCie says its Little Big Disk Thunderbolt Series is now available for purchase. It’s the first portable solution to feature the 10Gb/s speeds of Thunderbolt technology.

This Little Big Disk is the first product in LaCie’s series of high-end Thunderbolt solution. Featuring a pair of 2.5-inch drives in a Mac OS RAID configuration, it delivers read speeds more than 480MB/s in SSD and up to 190MB/s in HDD, according to Erwan Girard, Professional Business Unit Manager, LaCie.

The Little Big Disk supports multiple RAID levels (0,1 and JBOD) and daisy chaining for storage expansion or connecting other peripherals. Additionally, it features a heat sink casing and quiet fan for dual cooling.

The LaCie Little Big Disk Thunderbolt Series HDD models are available through Apple retail stores worldwide and Pricing is US$399.95 for the 1TB model and $499.95 for the 2TB model.

A SSD model will be shipping this October. All models will be available shortly through LaCie’s reseller channel and The Thunderbolt cable can be purchased separately on