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Mercury Helios II PCIe Thunderbolt Expansion Chassis Mercury Helios 1 Mercury Helios 1 Mercury Helios 1 Mercury Helios 1 Mercury Helios 1

OWC
Mercury Helios
PCIe Thunderbolt Expansion Chassis

Thunderbolt 2 | PCIe 2.0 | Mac | Windows
  • Breathtaking Thunderbolt 2 performance
  • Near-silent operation
  • Features an x16 PCIe 2.0 double width card slot
  • Supports a vast array of video, audio, host bus adapter and RAID controller PCIe cards
only $219.99 More Info Add to Cart Add to cart

Use PCIe Expansion Cards with any Thunderbolt Equipped Mac or Windows

Mercury Helios is the ideal way to access your PCIe cards and is perfect for video capture and editing, media transcoding, audio workflows, ultra-fast networking, data storage, and more via its Thunderbolt 2 interface. Get empowered with the flexibility to upgrade the capabilities of almost any workflow or workstation.

Expansion Comes Standard

Mercury Helios features one half-length (up to 7.75"), full-height, double-width x16 PCIe 2.0 slot to provide a vast array of expansion options, and with two Thunderbolt 2 ports, Mercury Helios will support up to an additional five daisy-chained Thunderbolt peripherals.

Mercury Helios 2 rear
Thunderbolt Cable

Thunderbolt Performance Juggernaut

Mercury Helios is the perfect solution to enhance and expand the computing capabilities of any Thunderbolt equipped Mac or Windows. Utilizing Thunderbolt technology, Mercury Helios is a tour de force that provides the flexibility to use a multitude of PCIe cards with the bandwidth to support their capabilities. For any Thunderbolt & Thunderbolt 2 equipped Mac and PC

By the Numbers: Thunderbolt Interface Speed Comparison Chart

Thunderbolt 2 20Gb/s
Thunderbolt 10Gb/s
USB 3.0 5Gb/s
FireWire 800 800Mb/s
USB 2.0 480Mb/s
  • up to 20Gb/s Performance
  • perfect for HD/4K Video Workflows
  • perfect for 10Gb/s Networking Interfaces
  • perfect for Pro Audio Workflows
  • perfect for Ultra-Fast Datasets + Storage

Durable, Cool, and at the Ready

A whisper quiet variable speed fan keeps the inside of Mercury Helios' ventilated aluminum chassis running cool. It automatically powers on and off with your computer, ensuring that it's at the ready whenever you are.
Mercury Helios with MacBook Pro with Retina display
Tunderbolt Cable

PCIe Expands your Computing Capabilities

View more PCIe card options