Startech USB 3.0 to Gigabit Ethernet Adapter
Add Gigabit Ethernet network connectivity to a laptop or desktop via a USB 3.0 port. With the USB31000S USB 3.0 to Gigabit Ethernet adapter, you can add a single RJ45 Ethernet port to a USB-enabled computer system, supporting connections to Gigabit networks at full bandwidth—something USB 2.0 adapters cannot achieve. This compact USB 3.0 network adapter is backward compatible with older USB 2.0/1.x computer systems (speed limited by the USB bus), making it an ideal portable replacement network adapter or laptop accessory. Additionally, the adapter supports features such as jumbo frames, VLAN tagging, and Wake-on-LAN (WOL), providing a versatile Gigabit networking solution for both home and business users.
Add Gigabit Ethernet network connectivity to a laptop or desktop via a USB 3.0 port. With the USB31000S USB 3.0 to Gigabit Ethernet adapter, you can add a single RJ45 Ethernet port to a USB-enabled computer system, supporting connections to Gigabit networks at full bandwidth—something USB 2.0 adapters cannot achieve. This compact USB 3.0 network adapter is backward compatible with older USB 2.0/1.x computer systems (speed limited by the USB bus), making it an ideal portable replacement network adapter or laptop accessory. Additionally, the adapter supports features such as jumbo frames, VLAN tagging, and Wake-on-LAN (WOL), providing a versatile Gigabit networking solution for both home and business users.
Add Gigabit Ethernet network connectivity to a laptop or desktop via a USB 3.0 port. With the USB31000S USB 3.0 to Gigabit Ethernet adapter, you can add a single RJ45 Ethernet port to a USB-enabled computer system, supporting connections to Gigabit networks at full bandwidth—something USB 2.0 adapters cannot achieve. This compact USB 3.0 network adapter is backward compatible with older USB 2.0/1.x computer systems (speed limited by the USB bus), making it an ideal portable replacement network adapter or laptop accessory. Additionally, the adapter supports features such as jumbo frames, VLAN tagging, and Wake-on-LAN (WOL), providing a versatile Gigabit networking solution for both home and business users.
Add Gigabit Ethernet network connectivity to a laptop or desktop via a USB 3.0 port. With the USB31000S USB 3.0 to Gigabit Ethernet adapter, you can add a single RJ45 Ethernet port to a USB-enabled computer system, supporting connections to Gigabit networks at full bandwidth—something USB 2.0 adapters cannot achieve. This compact USB 3.0 network adapter is backward compatible with older USB 2.0/1.x computer systems (speed limited by the USB bus), making it an ideal portable replacement network adapter or laptop accessory. Additionally, the adapter supports features such as jumbo frames, VLAN tagging, and Wake-on-LAN (WOL), providing a versatile Gigabit networking solution for both home and business users.
in 44 offers
The lowest price for Startech USB 3.0 to Gigabit Ethernet Adapter right now is $35.95 at PB Tech, compared across 33 retailers.
The all-time low was $12.00 on 26 Apr 2026 — today's price is 200% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 4 Sept 2026.
Last updated at 04/09/2026 23:50:45
StarTech.com USB31000S USB 3.0 to Gigabit Ethernet Network Adapter 10/100/1000 Mbps, USB to RJ45, USB 3.0 to LAN Adapter, USB 3.0 Ethernet Adapter (
7-day returns
Startech Usb 3.0 To Gigabit Ethernet Adapter Black
Delivery $19.99
StarTech USB 3.0 to Gigabit Ethernet Adapter (USB31000S) - RJ45 1GbE NIC | Computers & Accessories
Delivery $8.95
StarTech USB31000S USB 3.0 to Gigabit Ethernet NIC Network Adapter High Speed USB
Free delivery between 8–15 Sept
StarTech USB31000S USB 3.0 to Ethernet Adapter
Delivery between 9–14 Sept $14.50
StarTech USB 3.0 to Gigabit Ethernet Adapter - USB31000S
Delivery $12.99
Startech USB 3.0 Type-A to Gigabit Ethernet Adapter
Delivery between 8–17 Sept $11.64
[USB31000S] StarTech STARTECH.COM USB 3.0 TO Gigabit ETHERNET NIC NETWORK ADAPTER 10/ 100/ 1000 2YR
7-day returns
StarTech.com USB 3.0 Gigabit Ethernet Adapter - High-Speed Network Connection
Delivery $25
StarTech USB 3.0 to Gigabit Ethernet NIC Network Adapter USB31000S
Delivery $22
| Ports & interfaces | |
| Ethernet LAN (RJ-45) ports | 1 |
| Interface | Ethernet |
| Host interface | USB |
| Internal | N |
StarTech.com USB31000S USB 3.0 to Gigabit Ethernet Network Adapter 10/100/1000 Mbps, USB to RJ45, USB 3.0 to LAN Adapter, USB 3.0 Ethernet Adapter (
7-day returns
Startech Usb 3.0 To Gigabit Ethernet Adapter Black
Delivery $19.99
StarTech USB 3.0 to Gigabit Ethernet Adapter (USB31000S) - RJ45 1GbE NIC | Computers & Accessories
Delivery $8.95
StarTech USB31000S USB 3.0 to Gigabit Ethernet NIC Network Adapter High Speed USB
Free delivery between 8–15 Sept
StarTech USB31000S USB 3.0 to Ethernet Adapter
Delivery between 9–14 Sept $14.50
| Ports & interfaces | |
| Ethernet LAN (RJ-45) ports | 1 |
| Interface | Ethernet |
| Host interface | USB |
| Internal | N |
