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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
11 to 20 of 36 Results
1-Port 10G Ethernet Network Card - PCI Express - Intel X550-AT Chip
ST10000SPEXI
1-Port 10G Ethernet Network Card - PCI Express - Intel X550-AT Chip

Upgrade your server or workstation to 10G networking over copper, by adding a 10GBase-T / NBASE-T RJ45 port

$312.99
4 Port Gigabit Power over Ethernet PCIe Network Card - PSE / PoE PCI Express NIC
ST4000PEXPSE
4 Port Gigabit Power over Ethernet PCIe Network Card - PSE / PoE PCI Express NIC

Add 4 Gigabit Power over Ethernet ports to a PCI Express-enabled computer

$300.99
416+ In stock In stock
US: 406 | CA: 10
In stock Learn More
1 Port PCI Express 10 Gigabit Ethernet Network Card - PCIe x4 10Gb NIC
ST10000SPEX
1 Port PCI Express 10 Gigabit Ethernet Network Card - PCIe x4 10Gb NIC

Add a 10 Gigabit Ethernet port (10 Gbps) to a client, server or workstation through a PCI Express slot

$295.99
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

$275.99
192+ In stock In stock
US: 186 | CA: 6
In stock Learn More
4 Port PCI Express Gigabit Ethernet NIC Network Adapter Card
ST1000SPEX42
4 Port PCI Express Gigabit Ethernet NIC Network Adapter Card

Add four Gigabit network interfaces to a Desktop PC or Server with an available PCI Express x4 slot

$249.99
PCI Express 10 Gigabit Ethernet Fiber Network Card w/ Open SFP+ - PCIe x4 10Gb NIC SFP+ Adapter
PEX10000SFP
PCI Express 10 Gigabit Ethernet Fiber Network Card w/ Open SFP+ - PCIe x4 10Gb NIC SFP+ Adapter

Scale your network performance using the 10Gb SFP+ transceiver of your choice and connect your PCIe-enabled server to a 10 Gigabit fiber network

$245.99
420+ In stock In stock
US: 420 | CA: 0
In stock
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

$207.99
566+ In stock In stock
US: 407 | CA: 159
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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

$199.99
686+ In stock In stock
US: 675 | CA: 11
In stock Learn More
PCI Express Gigabit Ethernet Fiber Network Card w/ Open SFP - PCIe SFP Network Card Adapter NIC
PEX1000SFP2
PCI Express Gigabit Ethernet Fiber Network Card w/ Open SFP - PCIe SFP Network Card Adapter NIC

Connect a PCI Express-based desktop or rackmount PC directly to a fiber optic network using the Gigabit SFP of your choice

$192.99
468+ In stock In stock
US: 420 | CA: 48
In stock Learn More
PCI Express (PCIe) Gigabit Ethernet Multimode SC Fiber Network Card Adapter NIC - 550m
PEX1000MMSC2
PCI Express (PCIe) Gigabit Ethernet Multimode SC Fiber Network Card Adapter NIC - 550m

Connect a PCI Express-based desktop or rackmount PC directly to a Gigabit multimode SC fiber optic network

$192.99
606+ In stock In stock
US: 498 | CA: 108
In stock Learn More