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Network Adapter Cards

Expand the network connectivity on your server, desktop, or laptop with our network adapter cards.

We offer a variety of products to enable or upgrade a wired Ethernet connection to the network for improved speed and reliability:

  • PCI Express (PCIe) add-on cards to upgrade desktop or server networking, up to 10 Gbps
  • Multi-port PCIe network adapters, including 2 and 4-port cards
  • Power over Ethernet (PoE) solutions to supply power and network connectivity over the same cable
  • ExpressCard network adapters you can use as a workaround in place of a damaged RJ45 port on your legacy laptop
21 to 30 of 34 Results
1 Port PCI Express 10/100 Ethernet Network Interface Adapter Card
PEX100S
1 Port PCI Express 10/100 Ethernet Network Interface Adapter Card

Add a 10/100Mbps Ethernet port to a desktop computer through a PCI Express slot

$27.99
136+ In stock In stock
CA: 72 | US: 64
In stock Learn More
1-Port Gigabit Ethernet Network Card - PCI Express, Intel I210 NIC
ST1000SPEXI
1-Port Gigabit Ethernet Network Card - PCI Express, Intel I210 NIC

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

$51.99
132+ In stock In stock
CA: 36 | US: 96
In stock Learn More
1-Port PCIe 10GBase-T / NBASE-T Ethernet Network Card
ST10GSPEXNB
1-Port PCIe 10GBase-T / NBASE-T Ethernet Network Card

Add an Ethernet port to a server or workstation, with support for five network speeds: 10G/5G/2.5G/1G/100Mbps

$261.99
429+ In stock In stock
CA: 7 | US: 422
In stock Learn More
1-Port 10G Open SFP+ Network Card - PCIe - Intel Chip - MM/SM
PEX10000SFPI
1-Port 10G Open SFP+ Network Card - PCIe - Intel Chip - MM/SM

Get advanced connectivity over multimode or single-mode fiber, by adding a 10GBase-LR/SR open SFP+ port to your server or workstation

$361.99
4+ In stock In stock
CA: 4 | US: 0
In stock
2-port PCIe 10GBase-T / NBASE-T Ethernet Network Card - with Intel X550 Chip
ST10GPEXNDPI
2-port PCIe 10GBase-T / NBASE-T Ethernet Network Card - with Intel X550 Chip

Add two Ethernet ports to a server or workstation through one PCI Express slot, with support for five network speeds: 10G/5G/2.5G/1G/100Mbps

$474.99
2.5Gbps 2.5GBASE-T PCIe Network Card
ST2GPEX
2.5Gbps 2.5GBASE-T PCIe Network Card

PCI Express LAN Card | Windows ®, MacOS & Linux | Realtek RTL8125| x4 PCIe

$197.99
186+ In stock In stock
CA: 3 | US: 183
In stock Learn More
Thunderbolt 3 to 10GbE Fiber Network Chassis 4 Port
BNDTB410GSFP
Thunderbolt 3 to 10GbE Fiber Network Chassis 4 Port

This Thunderbolt 3 network adapter connects your Thunderbolt 3 enabled device to a 10GbE network via a PCIe expansion chassis

$920.99
1 Port PCIe 4 Speed 5GBASE-T/NBASE T Ethernet Network Card
ST5GPEXNB
1 Port PCIe 4 Speed 5GBASE-T/NBASE T Ethernet Network Card

Add an Ethernet port to a PC client, server or workstation supporting four network speeds: 5G/2.5G/1G/100Mbps

$272.99
555+ In stock In stock
CA: 158 | US: 397
In stock Learn More
1 Port PCI 10/100/1000 32 Bit Gigabit Ethernet Network Adapter Card
ST1000BT32
1 Port PCI 10/100/1000 32 Bit Gigabit Ethernet Network Adapter Card

Add a 10/100/1000Mbps Ethernet port to any PC through a PCI slot

$28.99
635+ In stock In stock
CA: 223 | US: 412
In stock Learn More
1 Port Low Profile PCI 10/100 Mbps Ethernet Network Adapter Card
ST100SLP
1 Port Low Profile PCI 10/100 Mbps Ethernet Network Adapter Card

Add a 10/100Mbps Ethernet port to any low profile PC through a PCI slot

$22.99
468+ In stock In stock
CA: 74 | US: 394
In stock Learn More