The Little Black Box to do it All. Fast.

The OWC Mercury Helios 3 PCIe expansion chassis gives Thunderbolt equipped Macs the ability to tap into a huge variety of pro-level performance PCIe cards, previously the sole domain of desktop workstations. Leveraging extreme performance Thunderbolt 3 and PCIe 3.0 technologies, Mercury Helios 3 delivers nearly unlimited expansion potential to your Mac. At up to 40Gb/s transfer speed, the sky’s the limit with the flexibility to completely customize the capabilities of almost any workflow or workstation.

Full Helios3
Helios 3 back

Expansion Comes Standard

Mercury Helios 3 features one half-length (up to 7.75"), full-height, double-width x16 PCIe 3.0 slot to provide a vast array of expansion options. Two Thunderbolt 3 ports means Mercury Helios 3 supports up to five additional daisy-chained Thunderbolt peripherals including power delivery. Mercury Helios 3 also features an additional mini DisplayPort to add additional UHD or HD displays and an included Thunderbolt 3 cable. 

Mercury Helios 3 is fast and flexible with phenomenal throughput up to 40Gb/s. The perfectly simple solution to add high-performance PCIe cards made for video production, transcoding, audio processing, data storage and much more. 

Helios 3 Connected

Mercury Helios supports a huge variety of PCIe cards, including:

  • Fibre Channel
  • 10GbE Network Interface Controller
  • Video capture
  • Digital audio
  • Solid State Drive
  • SAS controllers
  • FireWire, USB, or eSATA host adapter cards