Connect three full-height, half-length+ PCIe cards to computers with Thunderbolt 3 ports. Although thin Mac, Windows, and Linux computers with Thunderbolt 3 ports offer processing power to spare, for many users (such as professionals in the creative fields), onboard processing power alone is not enough. Sonnet’s Echo Express SE IIIe is a compact, desktop Thunderbolt 3 to PCIe card expansion system that enables you to connect three professional PCIe cards at the same time to any computer with Thunderbolt 3 ports.

Mac Compatibility:

• Mac with Thunderbolt 3 ports
• Mac with a Thunderbolt 2 or Thunderbolt port with an Apple Thunderbolt 3 (USB C) to Thunderbolt 2 adapter plus a Thunderbolt 2 cable (both sold separately)
• macOS 10.12.6 or later
• macOS Catalina compatible

Windows Compatibility:

• PC with Thunderbolt 3 ports
• Windows 10 (64-bit Edition Version 1809 or greater, see note)
• Important Note: Windows computers require the latest BIOS and Thunderbolt drivers to support this product. Check with your computer manufacturer for update information.

Linux Compatibility:

• Linux computer with Thunderbolt 3 ports
• Linux Kernel 5.0 or later

External Connectors:

• Two Thunderbolt 3 ports
• 12V power port

Internal Connector:

• 6-pin Mini-Fit Jr (same type as on legacy Mac Pro motherboard; provides power for PCIe card that requires supplemental power)

Expansion Slots:

• One x8 mechanical (x4 electrical) PCIe 3.0
• Two x8 mechanical (x8 electrical) PCIe 3.0

PCIe Cards Supported:

• One half-length+ (up to 7.75 inches long), double-width, full-height x8 PCIe card, plus one single-width card or
• Three half-length+, single-width, full-height x8 PCIe cards

Power Adapter:

• Universal 120W, 100-240V, 50-60 Hz

Fan:

• Noctua NF-R8 redux-1800 at 17.1 dB(A)

Operating Temperature:

• 0ºC to 35ºC (32ºF to 95ºF).