Get exclusive deals delivered to your inbox!

Start saving today. »

We're sorry, but this item is no longer for sale. However, there may be more Thunderbolt » Thunderbolt Expansion Chassis » Thunderbolt to PCIe » Desktop PCIe Chassis » PCIe Single Slot Chassis items available.

This was an Open Box product listing. For more great deals on Open Box, Refurbished and Used items, keep an eye on our Garage Sale page. Or join our email list and be the first to know when new items become available!

We sell this item brand new for $299.99, view our listing.

OWC

Mercury Helios FX
External Expansion Chassis with Thunderbolt 3 for PCIe Graphics Cards

New Condition | Open Box

Thunderbolt 3 / Mac / Windows PC
The eGPU chassis built to empower
Add the power of a high-performance GPU to your Mac and PC via Thunderbolt 3. Whether you're bringing a creative vision to life, crunching research data, playing the latest hardware-punishing game, or connecting additional displays — the OWC Mercury Helios FX is built to empower everything you do.
The Power to Do More
Achieve smoother frame rates, encode faster, edit in greater resolutions, add displays, utilize VR and AR, elevate gaming performance, or take advantage of the complex data crunching GPUs excel at. You'll have plenty of options with support for most Thunderbolt-compatible AMD Radeon™ and NVIDIA® GeForce®, TITAN, and Quadro® GPUs.
Transformative Notebook Performance
Change the way you think of notebooks. Utilize the greater portability and flexibility of lighter laptops while taking advantage of easy-to-upgrade desktop-class GPUs. With an OWC Mercury Helios FX in your arsenal, performance is plug-and-play, and upgrades are easy.
Multi-Platform Flexibility
The OWC Mercury Helios FX provides an exhilarating performance boost to both Macs and Windows PCs featuring a Thunderbolt 3 interface. Whether in a single-platform environment or a mixed-platform environment, the OWC Mercury Helios FX can easily be moved between computers to enhance workflows wherever it is needed most.
Powerful, Cool, and Quiet
The OWC Mercury Helios FX is built to handle the most power-hungry GPUs and simultaneously charge your notebook. It stays cool with a whisper-quiet, temperature-controlled fan, making it perfect for noise-sensitive environments.
Beyond GPUs
It's easy to quickly swap out cards as needed with the OWC Mercury Helios FX. In addition to GPUs, it has the cooling, room, and power to support virtually any Thunderbolt-compatible PCIe card — including popular RED ROCKET and AVID Pro Tools | HDX PCIe cards.
World-Class OWC Support
Should the need ever arise, our award-winning support team is ready to patiently answer any questions you may have about your OWC Mercury Helios FX.

Product Specifications:

Software Requirements

  • macOS 10.13.4 or later1
  • Windows 10 (64-bit, version 1709) or later

Hardware Requirements

  • Any eGPU-compatible Thunderbolt 3 Mac or PC2

PCIe Card Support

  • Any driverless PCIe card or PCIe card with a Thunderbolt-aware driver3

Transfer Rate (Max)

  • Thunderbolt 3 (40Gbps)

Expansion Slots

  • (1) PCIe 3.0 (x4)

Power

  • Internal UL-listed universal auto-switching
  • Supplies 550 W

Environmental

  • Ambient Temperature
    • Operating: 32°F to 95°F (0°C to 35°C)

Dimensions

  • Height: 20.0 cm (7.9 in)
  • Length: 34.0 cm (13.4 in)
  • Width: 18.5 cm (7.3 in)

Weight

  • 3.22 kg (7.10 lbs)
1. For non-GPU PCIe cards, 10.12.6 or later is required
2. Thunderbolt and Thunderbolt 2 Macs do not support external graphics.
3. All cards which require a driver must have a Thunderbolt-aware driver (Mac and Windows).
Manufacturer provided specifications for Other World Computing p/n HELIOSFX UPC#: 812437024678

Gallery

This product is compatible with... Learn how to find your Mac's model ID
Mac mini 2018
Mac mini (Late 2018)
(November, 2018)
Model ID: Macmini8,1
3.6GHz i3, 3.0GHz i5, 3.2GHz i7
iMac Intel
iMac Pro
(27-inch Late 2017)
(December 2017)
Model ID: iMacPro1,1
3.2GHz 8-core, 3.0GHz 10-core, 2.3GHz 14-core, 2.5GHz 18-core
Install Videos coming soon
iMac Intel
iMac w/Retina 5K display
(27-inch Mid 2017)
(June 2017)
Model ID:iMac18,3
3.4GHz i5, 3.5GHz i5, 3.8GHz i5, 4.2GHz i7
iMac Intel
iMac w/Retina 4K display
(21.5-inch Mid 2017)
(June 2017)
Model ID:iMac18,2
3.0GHz i5, 3.4GHz i5, 3.6GHz i7
iMac Intel
iMac (21.5-inch Mid 2017)
(June 2017)
Model ID:iMac18,1
2.3GHz i5
MacBook Pro Retina w/ Touch Bar
MacBook Pro (15-inch Touch Mid 2018)
(July, 2018)
Model ID: MacBookPro15,1
2.2GHz i7, 2.6GHz i7, 2.9GHz i9
Detailed specs coming soon
Install Videos coming soon
MacBook Pro Retina
MacBook Pro (13-inch Touch Mid 2018)
(July, 2018)
Model ID: MacBookPro15,2
2.3GHz i5, 2.7GHz i7
Detailed specs coming soon
Install Videos coming soon
MacBook Pro Retina w/ Touch Bar
MacBook Pro (15-inch Touch Mid 2017)
(June, 2017)
Model ID: MacBookPro14,3
2.8GHz i7, 2.9GHz i7, 3.1GHz i7
MacBook Pro Retina
MacBook Pro (13-inch Touch Mid 2017)
(June, 2017)
Model ID: MacBookPro14,2
3.1GHz i5, 3.3GHz i5, 3.5GHz i7
MacBook Pro Retina
MacBook Pro (13-inch Retina display Mid 2017)
(June, 2017)
Model ID: MacBookPro14,1
2.3GHz i5, 2.5GHz i7
MacBook Pro Retina
MacBook Pro (15-inch Touch Late 2016)
(October, 2016)
Model ID: MacBookPro13,3
2.6GHz, 2.7GHz, 2.9GHz
MacBook Pro Retina
MacBook Pro (13-inch Touch Late 2016)
(October, 2016)
Model ID: MacBookPro13,2
2.9GHz, 3.1GHz, 3.3GHz
MacBook Pro Retina
MacBook Pro (13-inch Retina display Late 2016)
(October, 2016)
Model ID: MacBookPro13,1
2.0GHz, 2.4GHz

Includes

OWC Mercury Helios FX External Expansion Chassis with Thunderbolt 3 for PCIe Graphics Cards Mfr P/N: HELIOSFX OWC SKU: OWCHELIOSFXO Elevate gaming performance or just add sheer computational power. Compatible with Mac and PC. Includes Thunderbolt 3 cable 3 Year OWC Limited Warranty
Sold Out