Sonnet Thunderbolt 3 Bestsellers

Sonnet Technologies Inc. is a leading provider of Thunderbolt™ 3 to PCIe® card expansion systems; external graphics (eGFX) solutions for pro users and gamers; pro media readers; docks and adapters; and network, storage, and other interface cards for pro users in the audio, video, and broadcast industries.
Sonnet’s Thunderbolt expansion products enable the use of pro audio I/O and DSP cards, pro video capture and transcoding cards, GPU cards, network and storage interface cards, and other high-performance PCIe cards with Thunderbolt technology-enabled computers.
For 30 years Sonnet has pioneered and brought to market innovative and award-winning products that enhance the performance and connectivity of Mac®, Windows®, and other industry-standard computers. More information is available at

NEW ! Connect To Your Peripherals and Power Your Computer…With One Cable

Sonnet’s Echo 11 Thunderbolt 3 Dock connects your peripherals to your computer through a single cable. Simply plug in your devices—such as a printer, keyboard, mouse, cable modem, hard drive, optical drive, USB license dongle, headphones or powered speakers, phone, tablet, and (up to) two 4K displays—to the dock with their supplied cables, and then connect your computer with the included Thunderbolt 3 (40Gbps) cable. The Echo 11 dock even charges compatible computers(5)  through the same cable.


Our latest 10GbE adapter, the Solo 10G, is a Thunderbolt 3 to single port 10 Gigabit adapter. it’s HALF the Cost of regular 10GbE solutions

  • Same Performance- Partner Tested
  • Bus Powered
  • Low-Powered
  • Same ethernet chip as in iMac Pro – Drivers are built into macOS
  • An Unbeatable Price


Sonnet Products are supplied through a network of approved resellers

Digital Therapy
Visual Impact

Online Resellers
Digital Depot
Shop and Ship

Thunderbolt 3 Products


Echo 11 Thunderbolt 3 Dock

Fusion Thunderbolt 3 PCIe Flash Drive 1TB

10GBASE-T Thunderbolt 3 to 10 GB ethernet Adapter with NBASE-T support

SOLO 10G Thunderbolt 3 to SFP+ 10 GB ethernet Adapter (SFP Included) 

Twin 10G Thunderbolt 3 Edition – Dual Port Copper 10GBASE-T Ethernet Adapter

Twin 10G SFP+ Thunderbolt 3 Edition – Dual Port 10 Gigabit Ethernet Adapter (SFP+s sold separately)

SFP+, 10GBASE-SR Multi-mode Fiber 850nm Tranceiver (300m)
SFP+, 10GBASE-LR Single-mode Fibre 1310nm Tranceiver (10km)          
SFP+, 10GBASE-T – RJ45 Copper Transceiver (30m)

Echo Express SEL Thunderbolt 3 Edition – 1-Slot Low-Profile PCIe Card Expansion System
Echo Express SEL Thunderbolt 3 Edition – 1-Slot PCIe Card Expansion System
Echo Express SE-III Thunderbolt 3 Edition – 3-Slot PCIe Card Expansion System
Echo Express III-D Thunderbolt 3 Edition – 3-Slot PCIe Card Expansion System
Echo Express III-R Thunderbolt 3 Edition – 3-Slot PCIe Card Expansion System, Rackmount

2018 xMac Mini Server with 1 full length and 1 half length slot

eGFX Breakaway box 550

eGFX Breakaway box 650

eGFX Breakaway Puck Radeon RX560

eGFX Breakaway Puck Radeon RX570

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