OWC Mercury Helios 2 Dual Bay PCIe Enclosure

About $480.

This enclosure works great and has a quiet fan. In use for months for photography work, it has worked flawlessly and quietly.

UPDATE 21 April 2016: in use for years now with dual OWC Mercury Accelsior E2 PCIe SSDs, it has performed flawlessly.

See diglloyd reasons for using the Helios 2 and Saving and Opening Huge Photoshop Files *FAST*.

Use PCIe Cards via Thunderbolt Equipped Computers

The latest addition to the Helios line, the Helios 2 PCIe Expansion Chassis supports two half-length PCIe 2.0 cards, two single-width or one single-width and one double-width card (up to 6.5"), to provide a vast array of I/O and storage choices.

20Gb/s Performance

Fast and flexible with throughput up to 20Gb/s, Helios 2 is the perfect way to access high-performance PCIe cards made for video capture/editing, media transcoding, audio processing, and data storage.

Features:

- Two Thunderbolt ports
- Expansion slots: (2) PCIe 2.0 x8 (x4 mode)
- Up to 20Gb/s data transfer
- Daisy-chain up to six devices
- One-year warranty

OWC Mercury Helios 2-slot PCIe expansion chassis