Sonnet Twin25G

Sonnet Twin25G Thunderbolt Adapter – High-performance 25GbE network connectivity

The Sonnet Twin25G is a powerful Thunderbolt adapter that enables computers with Thunderbolt 3 or 4 to access ultra-fast 25Gb Ethernet. It is designed for bandwidth-intensive workflows such as post-production and shared storage environments where higher speeds than 10GbE are required.

Key Features

• Dual 25GbE network connectivity via Thunderbolt 3 and 4
• Two SFP28 ports with included 25GBASE-SR transceivers
• Backward compatible with 10GbE
• 40 Gbps Thunderbolt bandwidth
• Two Thunderbolt ports (one for computer, one for peripherals or display)
• Supports up to 8K display via Thunderbolt
• Compact and virtually silent design
• Supports link aggregation (teaming)
• Jumbo frames up to 9000 bytes
• Advanced networking features such as RSS, multicast filtering, and flow control
• TCP, UDP, and IPv4 offloading
• Powered via external power adapter

Compatibility

• macOS 12 or later (including Ventura)
• Mac with Thunderbolt 3, Thunderbolt 4, or USB4
• Windows 10 and 11 with Thunderbolt 3 or 4
• Linux with Thunderbolt 3 or 4 (Kernel 5.0+)

Specifications

Connections
2 x Thunderbolt ports
2 x SFP28 sockets (25GbE)
12V power input

Performance
Data rates: 25Gb/s, 10Gb/s
Maximum packet size: 9000 bytes

Controller
Mellanox ConnectX

Power Supply
60W power adapter
100–240V, 50–60 Hz

Temperature
Operating temperature: 0°C to 35°C

Certifications
RoHS 3
IEC62368-1 and IEC62368-2

Package Contents

Thunderbolt 25GbE adapter
Thunderbolt cable
ThunderLok 3 connector retainer clip
Power adapter
Region-specific power cable
Documentation

The Sonnet Twin25G is a cost-effective and powerful solution for upgrading to 25GbE and meeting the demands of modern, high-bandwidth workflows.