Echo III Rackmount
Sonnet

Echo III Rackmount

3-slot Rackmount Thunderbolt to PCIe Card Expansion System for Computers with Thunderbolt 4 or Thunderbolt 3 Ports
Key Features
  • Connects up to three high-performance non-GPU PCIe cards to your computer lacking expansion slots via a Thunderbolt cable.
  • HDX compatibility mode enables use of up to three Pro Tools | HDX PCIe cards with no additional parts needed.
  • Every Thunderbolt compatible, non-GPU card supported regardless of length or height.
  • Three PCIe 3.0 Slots - One x16 plus two x8 slots support three full-height, single-width cards, or one double-width card plus one single-width card.
  • 40Gbps Thunderbolt System - Offers full PCIe bandwidth for the installed cards.
  • Overview
  • Tech Specs

Connect Three Full-length PCIe Cards to Computers with Thunderbolt 4 or Thunderbolt 3 Ports

The best portable, mini desktop and all-in-one computers feature powerful CPUs and include high-performance Thunderbolt™ ports to support peripherals. But they lack the PCIe expansion slots creative pros need to install specialty adapter cards that enable their workflows by adding video and audio inputs, transcoding data, and connecting to high-speed shared storage and networks. Sonnet has a solution—the Echo™ III Rackmount—a professional Thunderbolt to PCIe card expansion system. Via a single cable, connect three (up to) full-length (12.28 inches long) PCIe cards at the same time to your Mac®, Windows®, or Linux® computer with Thunderbolt 4 or Thunderbolt 3 ports.

Part Number ECHO-3R-TB3
Hardware
Form Factor Thunderbolt rackmount enclosure
External Connectors
  • Two Thunderbolt ports
  • Power (C14-type)
Internal Connectors 6-pin Mini-Fit Jr (same type as on legacy Mac Pro motherboard; provides up to 75W of power for PCIe cards that require supplemental power)
Expansion Slot
  • One x8 mechanical (x8 electrical) PCIe 3.0
  • One x16 mechanical (x8 electrical) PCIe 3.0
  • One x8 mechanical (x4 electrical) PCIe 3.0
PCIe Cards Supported
  • Three full-length, full-height, single-width PCIe cards or
  • One full-length, full-height, double-width PCIe card, plus one single-width card
Power Supply Universal 400W, 115-230V AC, 50-60Hz
Dimensions (WxDxH) 19 x 16.5 x 3.6 in. (48.3 x 41.9 x 9.1 cm)
Weight 23.15 lbs (10.50 kg)
Compliance RoHS 3 (Directive 2015/863)
Package Contents Echo III Rackmount System
6-pin PCIe auxiliary power cable
Thunderbolt 3 cable
ThunderLok 3 Thunderbolt connector retainer clip
Extension rails for rack depth 16-24 inches
Documentation

Learn more
Mac Compatibility
  • Mac (M series) with PCIe cards that have compatible drivers
  • Mac (Intel®) with Thunderbolt 3 ports
  • Mac (Intel) with a Thunderbolt 2 or Thunderbolt 1 port with an Apple Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter plus a Thunderbolt 2 cable (both sold separately)
  • macOS® 10.12.6+
  • macOS Ventura compatible

Windows Compatibility
  • Windows computer with Thunderbolt 4 or Thunderbolt 3 ports
  • Windows 10
  • Windows 11 22H2 build 22621.819 and newer

Linux Compatibility
  • Linux computer with Thunderbolt 4 or Thunderbolt 3 ports
  • Linux Kernel 5.0+

Echo III Rackmount
Echo III Rackmount
Echo III Rackmount
Echo III Rackmount