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Thunderbolt Expansion
Expand your options with PCIe cards.
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OWC Helios 5S
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OWC ThunderBay Flex 8
FLEXible 8-bay storage + 8-port connectivity + PCIe expansion
- Dual Thunderbolt (40Gb/s) Ports
- Up to 2750MB/s
- Up to 8 x 2.5" or 3.5" Drives
- Compatible with OWC U2 Shuttle
- Options with SoftRAID or Hardware RAID
- RAID 0/1/4/5/1+0 (10) or JBOD
- PCIe x16 (x4 Speed) Slot
- USB 3.2 (10Gb/s) Type-C
- 2 x USB 3.2 (10Gb/s) Type-A
- DisplayPort 1.4
- SD Card Reader
- CFexpress Card Reader
- 85W Power Delivery
- Display support up to 8K
- Includes Thunderbolt cable
- For Mac
OWC Flex 1U4
FLEXible 4-Bay Thunderbolt storage, docking & PCIe expansion rackmount solution
- Dual Thunderbolt (40Gb/s) Ports
- Up to 2750MB/s
- Up to 4 x 2.5" or 3.5" Drives
- Compatible with OWC U2 Shuttle
- Includes SoftRAID
- RAID 0/1/4/5/1+0 (10) or JBOD
- PCIe x16 (x4 Speed) Slot
- 2 x USB 3.2 (10Gb/s) Type-C
- 3 x USB 3.2 (10Gb/s) Type-A
- DisplayPort 1.4
- 85W Power Delivery
- Dual display support up to 4K
- Display Support up to 8K
- Includes Thunderbolt cable
- For Mac
OWC Mercury Helios 5S
Effortlessly use PCIe cards with Thunderbolt 5/4/3 and USB4 computers + add more Thunderbolt 5 ports
- One PCIe 4.0 card slot (x16)
- Add 3 x Thunderbolt 5 (80Gb/s) ports
- Includes Thunderbolt cable
- For Mac and PC
OWC U.2 NVMe Interchange System for Mercury Helios 3S
Create an easily swappable, ultra fast U.2 NVMe SSD storage system
- Removable, lockable drive tray system
- Install up to 16TB U.2 NVMe SSD
- Up to 2631MB/s real-world performance
More Thunderbolt Expansion
Add additional PCIe slots with one simple connection.
- Desktop PCIe Expansion
- Portable PCIe Expansion
- Enclosures supporting up to two PCIe cards
OWC Helios 5S
Plug & Play Thunderbolt Expansion »
OWC Thunderbolt Expansion Resources
Learn more about OWC's best-in-class Thunderbolt expansion solutions
AKiTiO Node Titan: A Game-Changing eGPU for Desktop-Class Performance in a Laptop
Learn how this external graphics processing unit (eGPU) can transform your notebook or other slotless computer (Mac mini, iMac, NUC, etc.) into a high-performance gaming, video editing, and graphics workstation for a fraction of the cost of buying/building a new machine.
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eGPU 101: A Primer on External Graphics Processing Units
What is an eGPU, what can it do for you, and how do you know you need one? We answer all these questions and more.
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OWC Mercury Helios 3 PCIe Expansion Chassis Now Available
OWC Mercury Helios 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.
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