--- product_id: 44351724 title: "Thunderbolt 3 Upgrade Card for Echo Express III-D III-R Expansion System" brand: "sonnet" price: "AED 1059" currency: AED in_stock: true reviews_count: 1 category: "Sonnet" url: https://www.desertcart.ae/products/44351724-thunderbolt-3-upgrade-card-for-echo-express-iii-d-iii store_origin: AE region: United Arab Emirates --- # 40Gbps blazing transfer speed Dual Thunderbolt 3 ports Plug & play easy install Thunderbolt 3 Upgrade Card for Echo Express III-D III-R Expansion System **Brand:** sonnet **Price:** AED 1059 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your Echo Express. Upgrade your edge. ## Quick Answers - **What is this?** Thunderbolt 3 Upgrade Card for Echo Express III-D III-R Expansion System by sonnet - **How much does it cost?** AED 1059 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/44351724-thunderbolt-3-upgrade-card-for-echo-express-iii-d-iii) ## Best For - sonnet enthusiasts ## Why This Product - Trusted sonnet brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Blazing 40Gbps Speed:** Turbocharge your workflow with ultra-fast data transfers that leave Thunderbolt 2 in the dust. - • **Zero Downtime Upgrade:** Swap your Thunderbolt 2 board for Thunderbolt 3 in minutes and instantly unlock next-gen speeds. - • **Dual Thunderbolt 3 Ports:** Expand your connectivity with two versatile ports compatible with Thunderbolt 3, 4, and USB4 devices. - • **Robust & Eco-Friendly Build:** Crafted with premium, RoHS-compliant components for reliable, long-lasting professional performance. - • **Seamless Cross-Platform Compatibility:** Effortlessly integrates with Macs and Windows PCs, so you’re always connected, no adapters needed. ## Overview The Sonnet Thunderbolt 3 Upgrade Card transforms your Echo Express III-D/III-R chassis by replacing the Thunderbolt 2 interface with a powerful 40Gbps Thunderbolt 3 board. Designed for professionals demanding faster data throughput, it supports dual Thunderbolt 3 ports, broad Mac and Windows compatibility, and high-bandwidth PCIe cards. Installation is quick and tool-free, ensuring minimal downtime while maximizing productivity and future-proofing your expansion system. ## Description Part No. BRD-UPGRTB3-E3 Step Up to 40Gbps Thunderbolt 3 Sonnet designed the Echo™ Express III-D and III-R Thunderbolt™ 2 to PCIe card expansion system to be easily upgraded to 40Gbps Thunderbolt 3. Simply replace the existing Thunderbolt interface board with the upgrade board, and then your chassis will instantly support higher performance, and connect to your Thunderbolt computer without the need for an adapter. Upgrade Instead of Adapting Why adapt when upgrading offers more? With the Thunderbolt 3 upgrade card installed you get: Easy to Install 40Gbps Thunderbolt 3 Upgrade Card –Replaces Existing 20Gbps Thunderbolt 2 Interface Board Improves Performance with High-Bandwidth PCIe Cards –Provides 30% More Bandwidth (Up to 1750 MB/s) Two Thunderbolt 3 Ports Compatible with Thunderbolt 3, Thunderbolt 4, and Thunderbolt/USB4 computers ThunderLok 3-compatible 2-year Product Warranty Free Lifetime Customer Technical Support Designed in the USA Pre-sales Questions?Contact support@sonnettech.com for info. WARNING: California's Proposition 65 Product specifications and information subject to change without notice. Computer hardware and accessories featured in photos that are not included with product are shown for illustration purposes; items sold separately. Review: Excelente calidad y funcionando al 100! Muy buen producto! - Muy buen producto! Lo recomiendo ampliamente! ## Features - INCREASED TRANSFER SPEED - Upgrade your Echo Express III-D/III-R with Thunderbolt 3, achieving speeds up to 40Gbps for rapid data transfer and enhanced workflow efficiency. - BROAD COMPATIBILITY - Seamlessly integrates with various systems; compatible with Macs (Thunderbolt 3 or 2 via adapter) and PCs (Windows 10, 8, 7) for versatile use. - ENHANCED STORAGE CAPACITY - Supports high-bandwidth storage devices, maximizing your system's potential for large file transfers and demanding applications, boosting productivity. - DURABLE AND RELIABLE - Built with high-quality components and RoHS compliant, ensuring long-lasting performance and environmental responsibility for professional use. - EASY INSTALLATION - Simple to install into existing Echo Express III-D/III-R Thunderbolt 2 chassis, minimizing downtime and maximizing productivity with minimal effort. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B071H9VCGW | | Best Sellers Rank | #1,642 in Internal Computer Networking Cards | | Brand | Sonnet | | Compatible Devices | Desktop | | Customer Reviews | 5.0 out of 5 stars 4 Reviews | | Hardware Interface | Thunderbolt 3 | | Item Weight | 100 g | | Manufacturer | Sonnet Technologies | | Mfr Part Number | BRD-UPGRTB3-E3 | | Model Number | BRD-UPGRTB3-E3 | | Operating System | Mac OS, Windows 10 | | Style | Classic | | Style Name | Classic | | UPC | 732311012273 | | Unit Count | 1 Count | ## Product Details - **Brand:** Sonnet - **Compatible Devices:** Desktop - **Hardware Interface:** Thunderbolt 3 - **Item Weight:** 100 Grams - **Style:** Classic ## Images ![Thunderbolt 3 Upgrade Card for Echo Express III-D III-R Expansion System - Image 1](https://m.media-amazon.com/images/I/71fWWZPeA4L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excelente calidad y funcionando al 100! Muy buen producto! *by C***L on July 8, 2020* Muy buen producto! Lo recomiendo ampliamente! --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ae/products/44351724-thunderbolt-3-upgrade-card-for-echo-express-iii-d-iii](https://www.desertcart.ae/products/44351724-thunderbolt-3-upgrade-card-for-echo-express-iii-d-iii) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-08-06*