Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot

Now you can add four separate Gigabit network ports to your client, server or workstation through just one PCI Express slot, to provide connectivity to multiple networks without draining your budget.

Reliable connectivity to multiple networks

This 4-port network card delivers powerful connectivity for your business, corporate or government office environment, with support for high-performance, 4-channel networking and a maximum throughput of up to 1000Mbps in each direction (2000 Mbps total). The network adapter card features the Realtek RTL8111G chipset, which is designed to deliver the performance and enhanced capabilities you need for reliable network connections to your server or computer. 

A versatile and cost-effective solution

This versatile quad-port network card is ideal for many business applications requiring upgrades to servers or workstations, adding feature-rich Gigabit networking with four independent ports. Compatible with a broad range of operating systems, this cost-effective PCIe Gigabit NIC is suitable for many SMB and Enterprise applications such as virtualized environments that require multiple NICs (check your VM software for chipset compatibility).

The ST1000SPEX43 is backed by a StarTech.com 2-year hardware warranty and free lifetime technical support.

The StarTech.com Advantage

- Add four independent Gigabit RJ45 ports to connect to multiple networks for high-bandwidth workstations and servers
- Realtek RTL8111G chipset for reliable performance
- Supports full-duplex flow control

System requirements
Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64, Windows XP, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Linux operating systems supported	Y
Server operating systems supported	Windows Server 2003, Windows Server 2012, Windows Server 2016, Windows Server 2019
Ports & interfaces
Connectivity technology	Wired
Host interface	PCI Express
Interface	Ethernet
Ethernet LAN (RJ-45) ports	4
Weight & dimensions
Width	120 mm
Depth	138 mm
Height	18 mm
Weight	95 g
Operational conditions
Operating temperature (T-T)	0 - 55 °C
Storage temperature (T-T)	-40 - 75 °C
Operating relative humidity (H-H)	5 - 95%
Network
Maximum data transfer rate	2000 Mbit/s
Networking standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Ethernet LAN	Y
Ethernet LAN data rates	10,1000,100 Mbit/s
Cabling technology	10/100/1000BaseT(X)
Wake-on-LAN ready	Y
Auto MDIX IEEE	N
Full duplex	Y
Jumbo frames support	Y
Packaging data
Package width	209 mm
Package depth	145 mm
Package height	40 mm
Package weight	184 g
Other features
Flow control support	Y
Case colour	Yellow
Design
Internal	Y
Chipset	Realtek RTL8111G
LED indicators	Activity, Link
Logistics data
Harmonized System (HS) code	85176990
Master (outer) case width	446 mm
Master (outer) case length	521 mm
Master (outer) case height	344 mm
Products per master (outer) case	50 pc(s)
Sustainability
Sustainability certificates	CE, RoHS