QNAP QNA-T310G1S Thunderbolt 3 to 10GbE Adaptor
QNAP QNA-T310G1S Thunderbolt 3 to 10GbE SFP+ Network Adapter provides fast 10GbE connectivity for compatible Mac, Windows and Linux computers used for NAS access, large-file transfers, video production and professional networking.
Brand: QNAP· More from QNAP ›- Model
- QNA-T310G1S
- MPN
- QNA-T310G1S
- EAN
- 4713213514740
- UPC
- 885022016693
Key features
- Thunderbolt 3 to 10GbE SFP+ network adapter with a USB Type-C interface
- 1 x Thunderbolt 3 port and 1 x 10GbE SFP+ connector
- Supports 10Gbps and 1Gbps network speeds
- Provides high-speed connectivity between a Thunderbolt 3 computer, NAS, switch or other SFP+ network device
- Suitable for large-file transfers, video editing, media production and enterprise NAS workflows
- Compatible with supported Windows, macOS and Linux systems
- Marvell AQtion AQC100S network controller
- SFP+ direct-attach cable is recommended for compatible short-distance 10GbE connections
- Includes a 0.5-metre Thunderbolt 3 cable and user manual
- Compact and portable design | Operating temperature: -5°C to 45°C
- Standard QNAP warranty: 2 years
- Model: QNA-T310G1S
QNAP QNA-T310G1S Thunderbolt 3 to 10GbE SFP+ Network Adapter
QNAP QNA-T310G1S adds a 10GbE SFP+ network interface to a Thunderbolt 3 computer or compatible QNAP Thunderbolt NAS. It is the correct model for SFP+ fibre and direct-attach cable environments rather than copper RJ45 networks.

10GbE SFP+ Networking Over Thunderbolt 3
The QNA-T310G1S is the SFP+ version of QNAP's portable Thunderbolt 3 to 10GbE adapter family. It is designed for systems that need a direct SFP+ connection to compatible NAS, switches or high-speed fibre and DAC network infrastructure.
10GbE SFP+
Single SFP+ cage for supported 10GbE SFP+ network connections.
Thunderbolt 3
Connect a compatible computer to high-speed wired networking over Thunderbolt 3.
Fibre or DAC
Use suitable SFP+ DAC cables or compatible optical transceiver and fibre connections.
Portable Metal Body
Compact QNA enclosure is easy to carry between editing, studio and network locations.
Built for SFP+ Network Environments
Select QNA-T310G1S when the network endpoint uses an SFP+ port. The adapter is suited to direct SFP+ DAC links and supported fibre installations, giving a Thunderbolt 3 host a fast path to 10GbE shared storage and switching infrastructure.
- Network interface: 1 x 10GbE SFP+ port.
- Network media: Compatible SFP+ DAC cable or supported SFP+ transceiver and fibre cable.
- Use case: 10GbE SFP+ switch, NAS or workstation connection.

Quick Setup for Mac, Windows and Linux
Use the included Thunderbolt 3 cable to connect a compatible host, then attach the appropriate SFP+ network medium. The adapter is compatible with Windows, macOS, Linux and compatible QNAP Thunderbolt 3 NAS systems for flexible cross-platform deployment.
- Host compatibility: Windows, macOS, Linux and compatible QNAP Thunderbolt 3 NAS systems.
- Included cable: 0.5m Thunderbolt 3 cable.
- Jumbo frames: Supported network settings can be configured by the operating system and network environment.

Best Use Cases
Choose the QNA-T310G1S for a Thunderbolt 3 computer that needs direct access to a 10GbE SFP+ network.
Fibre 10GbE Network
Connect to compatible SFP+ switches and NAS using suitable fibre hardware.
Direct-Attach Cable
Use compatible SFP+ DAC links for compact rack, lab or desktop networking.
Media Collaboration
Access 10GbE shared storage for high-resolution video and large project files.
Mac and Windows Upgrade
Add an external SFP+ network interface without an internal PCIe card.
QNA-T310G1S Product Images
These are NationalPC gallery images for the QNA-T310G1S SFP+ model. Image containers use object-fit: contain so the adapter and its SFP+ interface remain properly presented.




QNAP QNA-T310G1S Specifications
| Product Name | QNAP QNA-T310G1S Thunderbolt 3 to 10GbE SFP+ Network Adapter |
|---|---|
| Model Name | QNA-T310G1S |
| Host Interface | 1 x Thunderbolt 3 |
| Network Interface | 1 x 10GbE SFP+ |
| Network Speed | 10GbE and 1GbE with compatible SFP+ network equipment |
| Host Compatibility | Windows, macOS, Linux and compatible QNAP Thunderbolt 3 NAS systems |
| Included Cable | 0.5m Thunderbolt 3 cable |
| Power | Bus powered; no separate power adapter required for normal use |
| Operating Temperature | -5 degrees C to 45 degrees C |
| Network Media | Compatible SFP+ DAC cable or supported transceiver and fibre cable |
Frequently Asked Questions
Which QNA model should I choose for RJ45 Ethernet?
Choose QNA-T310G1T. It has the 10GbE NBASE-T RJ45 copper Ethernet port.
Which QNA model should I choose for an SFP+ network?
Choose QNA-T310G1S. It has the 10GbE SFP+ port for compatible DAC or fibre connections.
Is an SFP+ DAC or transceiver included?
The adapter includes a 0.5m Thunderbolt 3 cable. Choose a suitable SFP+ DAC cable or compatible transceiver and fibre cable separately for the network side.
Buy QNAP QNA-T310G1S from NationalPC
Choose QNA-T310G1S for portable Thunderbolt 3 to 10GbE SFP+ connectivity in fibre and direct-attach cable networks.
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