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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
1 to 10 of 34 Results
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

$266.99
987+ In stock In stock
CA: 108 | US: 879
In stock Learn More
Dual Port Gigabit PCI Express Server Network Adapter Card - PCIe NIC
ST1000SPEXD4
Dual Port Gigabit PCI Express Server Network Adapter Card - PCIe NIC

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

$138.99
739+ In stock In stock
CA: 180 | US: 559
In stock Learn More
Dual Port 40G QSFP+ Network Card - Intel XL710 Open QSFP+ Converged Adapter - PCIe 40 Gigabit Ethernet Server NIC - 40GbE Fiber Optic LAN Card - Dell PowerEdge HPE ProLiant
PEX40GQSFDPI
Dual Port 40G QSFP+ Network Card - Intel XL710 Open QSFP+ Converged Adapter - PCIe 40 Gigabit Ethernet Server NIC - 40GbE Fiber Optic LAN Card - Dell PowerEdge HPE ProLiant

Add two high-bandwidth 40 Gigabit fiber Ethernet ports to your server or workstation, using the QSFP+ transceiver of your choice

$687.99
187+ In stock In stock
CA: 36 | US: 151
In stock Learn More
4-Port PCIe Gigabit Network Adapter Card
ST1000SPEX43
4-Port PCIe Gigabit Network Adapter Card

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

$233.99
733+ In stock In stock
CA: 63 | US: 670
In stock Learn More
2-Port PCI Express 10GBase-T Ethernet Network Card - with Intel X540 Chip
ST20000SPEXI
2-Port PCI Express 10GBase-T Ethernet Network Card - with Intel X540 Chip

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

$501.99
157+ In stock In stock
CA: 29 | US: 128
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

$266.99
997+ In stock In stock
CA: 50 | US: 947
In stock Learn More
1 Port PCI Express PCIe Gigabit Network Server Adapter NIC Card - Dual Profile
ST1000SPEX2
1 Port PCI Express PCIe Gigabit Network Server Adapter NIC Card - Dual Profile

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

$37.99
2688+ In stock In stock
CA: 335 | US: 2353
In stock Learn More
1 Port PCI Express PCIe Gigabit NIC Server Adapter Network Card - Low Profile
ST1000SPEX2L
1 Port PCI Express PCIe Gigabit NIC Server Adapter Network Card - Low Profile

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

$37.99
3321+ In stock In stock
CA: 308 | US: 3013
In stock Learn More
2-Port 10G Fiber Network Card with Open SFP+ - PCIe, Intel Chip
PEX20000SFPI
2-Port 10G Fiber Network Card with Open SFP+ - PCIe, Intel Chip

Add two 10 Gigabit Fiber Ethernet ports (10 Gbps per port) to your server or workstation - using the SFP+ transceiver of your choice

$471.99
527+ In stock In stock
CA: 22 | US: 505
In stock Learn More
4-Port Gigabit Ethernet Network Card - PCI Express, Intel I350 NIC
ST4000SPEXI
4-Port Gigabit Ethernet Network Card - PCI Express, Intel I350 NIC

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

$425.99
169+ In stock In stock
CA: 22 | US: 147
In stock Learn More