
ECHO-3D-TB3 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1263.99 | Condition is Used, Sonnet ECHO-3D-TB3-BLM Echo III Desktop Thunderbolt 3 3-Slot PCIe Card Expansion, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $993.99 | Condition is New, Sonnet Echo III Desktop ECHO-3D-TB3 Thunderbolt 3 to PCIe Card Expansion Dock, FREE SHIPPING | 99.9% |
![]() | $1199.99 | Condition is New, Sonnet Technologies Echo III Desktop 3-Slot Thunderbolt 3 to PCIe Expansion, FREE SHIPPING | 99.8% |
![]() | $1199.99 | Condition is New, Sonnet Echo III Desktop 3-Slot Thunderbolt 3 to PCIe Card Expansion System, shipping cost = $20.00 | 99.8% |

Introducing the Sonnet Echo Express III-D Thunderbolt to PCI Express (Thunderbolt 3) Expansion Chassis - a versatile and powerful solution for expanding your Thunderbolt 3 equipped Mac or PC with up to three full-height, half-length PCI Express (PCIe) x4 or x16 graphics cards, RAID controllers, Fibre Channel adapters, and other PCIe devices.
This expansion chassis is designed with a sleek and compact form factor, measuring only 1.7 inches tall, making it an excellent space-saving choice for any workstation or studio environment. It features two Thunderbolt 3 ports, enabling daisy-chaining of up to six additional Thunderbolt or USB-C devices, providing a total of eight Thunderbolt 3 ports.
The Sonnet Echo Express III-D is built with the latest technology, ensuring compatibility with the latest PCIe devices, including NVMe M.2 SSDs, and delivers lightning-fast data transfer rates of up to 40Gbps. It also supports Thunderbolt 2 and USB-C devices, providing the flexibility to work with a wide range of peripherals.
The Sonnet Echo Express III-D is an ideal solution for professionals in the fields of video editing, graphic design, audio production, scientific research, and other data-intensive applications that require high-performance PCIe expansion. Its robust and reliable design, combined with its compact size and versatile connectivity options, makes it an indispensable tool for any modern workflow.
The Sonnet Echo Express III-D Thunderbolt to PCI Express Expansion Chassis comes with a 3-year limited warranty, ensuring peace of mind and reliable operation for years to come. It's a must-have accessory for anyone looking to maximize the potential of their Thunderbolt 3-enabled system.
Pros and Cons of buying a Sonnet Echo Express III-D Thunderbolt to PCIe Card Cage
The Sonnet Echo Express III-D is a Thunderbolt to PCIe card cage that allows users to add full-length, double-wide PCIe cards to their Thunderbolt-equipped computers. This expansion solution can be beneficial for those who need more processing power or additional I/O ports. In this analysis, we will discuss the key advantages and disadvantages of purchasing a Sonnet Echo Express III-D.
Pros:1. Expandability: The Sonnet Echo Express III-D offers the flexibility to add various PCIe cards to your Thunderbolt-enabled system, enhancing its capabilities.
2. Thunderbolt Interface: The card cage utilizes the Thunderbolt interface, which provides fast data transfer rates and power delivery, allowing for the use of power-hungry cards.
3. Compact Design: Despite accommodating three full-length, double-wide PCIe cards, the Sonnet Echo Express III-D maintains a relatively compact form factor.
4. Hot-Swappable: The card cage supports hot-swapping, meaning you can add, remove, or replace PCIe cards without powering down your computer.
5. Versatile: The Sonnet Echo Express III-D can be used with various industries, such as professional audio, video editing, and graphic design, due to its ability to accommodate a wide range of PCIe cards.
Cons:1. Cost: The Sonnet Echo Express III-D is an expensive expansion solution, and the cost may be a significant barrier for some users.
2. Thunderbolt Compatibility: The Sonnet Echo Express III-D is compatible only with Thunderbolt-enabled computers, limiting its potential user base.
3. Limited Power Delivery: While the Thunderbolt interface provides ample power for many PCIe cards, some power-hungry cards may require an external power source.
4. Cooling: Depending on the PCIe cards used, the Sonnet Echo Express III-D may generate additional heat, which could impact the system's performance and temperature.
Conclusion:The Sonnet Echo Express III-D Thunderbolt to PCIe card cage is an excellent expansion solution for professionals and enthusiasts who require additional processing power, I/O ports, or specific functionality that can only be achieved through the use of PCIe cards. While it comes with a hefty price tag, its expandability, Thunderbolt interface, compact design, hot-swappable feature, and versatility make it a worthwhile investment for those who can afford it.
Recommendation:If you fall into the category of professionals or enthusiasts who need the added functionality that PCIe cards offer and have a Thunderbolt-enabled computer, the Sonnet Echo Express III-D is an excellent investment. However, consider the cost, Thunderbolt compatibility, limited power delivery, and cooling requirements before making a purchase. If these factors are a concern, you may want to explore alternative expansion solutions that better suit your needs and budget.
Details:
Supports every thunderbolt 3 compatible, non-GPU pcie card: echo iii desktop supports every compatible, non-GPU 1.1/2.0/3.0 card available including video capture and trans coding; audio DPs; 6gb or 12gb SARS satay host bus adapter; 10gb, 25gb Ethernet; sad storage ; other speciality types to your system. This chassis has been tested and is qualified by avid audio group for use with pro tools HD 2020 software, DX native systems. Avid pro tools qualified: the Sonnet echo iii is ready for up to three DX pcie cards no extra parts required. Sonnet have put together a compatibility list that identifies cards conforming to thunderbolt technology requirements, and organized by fit power with specific expansion systems.
Provides robust and secure protection. Sonnet echo iii desktop 3-slot thunderbolt 3 to pcie card expansion system demo / open box for creative pros using the latest portable, mini desktop and all-in-one computers in their workflows, onboard processing power alone is not enough get job done. What are demo deal or b-stock products?: our deals and products offer a unique opportunity to save big on near-mint condition, fully warrantied gear. With no power switch, you can't forget to turn off the system.
These items have been opened for demonstration purposes and put back in the box without extended use. While these computers include high-performance thunderbolt 3 ports to support peripherals, what they lack is pcie expansion slots install speciality cards that add needed video and audio inputs, trans code data, connect high-speed shared storage networks. All original factory accessories and packaging are included. At the flick of a switch, avid qualified echo iii desktop system is instantly optimized to support up three pro tools DX pcie cards, with no extra parts necessary.
For us, its about building long-lasting relationships, not just selling gear. Designed without a power switch, the echo iii powers on and off automatically with connected computer, saving energy in long run.
specifications audioproequip:
- brand: Sonnet Technologies
- mpn: Echo-3d-tb3
- mpn value default: Does Not
- type: Tool/accessory
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
seller audioproequip:
- rating: 99.4%
- city: ferndale, michigan
- # reviews: 5768
offer audioproequip:
- availability: in stock
- in stock #: 4
- prices: $993.99–$1263.99
- item condition:
- Used
- New
- options: ship-to-home
- sold #: 24
- started: april 4, 2025
shipping audioproequip:
- type: fixed
- transit: 3-5 days
- class: standard
- service: fedex ground or fedex home delivery
- carrier: fedex
payments audioproequip:
- wallet: apple-pay
- credit card: mastercard
- other
returns audioproequip:
- method: money back
- paid by: buyer
- policy: returns accepted
- time: 30 days
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