Ethernet/Networking Cards & Adapters
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100% compatible and guaranteed to workFREE Shipping Orders $45+$41.90
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Add two 10GbE SPF+ slots to server or workstation for fast high-bandwidth connectivity - 2-port 10G fiber network card with open SFP+ - PCIe x2 10G NIC with Intel 82599 chipset - Cost-effective 10Gb Ethernet fiber network card with Intel performanceFREE Shipping$384.99
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Convert and extend a Gigabit Ethernet connection up to 550 m / 1804 ft over Multimode LC fiber - fiber converter - ethernet media converter - fibre converter - gigabit media converter - 1000base-sxFREE Shipping$212.96
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PCI Express 3.0 x8 - 2 Port(s) - Optical Fiber - 25GBase-X - SFP28 - MezzanineFREE Shipping$815.29
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MulticolorFREE Shipping$336.28
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(2)Adds a GbE connection your computer - Instant connection with native driver support - Supports 10 / 100 / 1000 Mbps with auto-detection - Access large files with checksum and large send offload - Compatible with USB Type C and Thunderbolt 3 devicesFREE Shipping Orders $45+$31.45
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(6)Add 4 RS232 serial ports to any PC using a single PCI Express expansion slot - pci express serial card - pci-e serial card - pci express RS232 - rs232 card - pci serial adapterFREE Shipping$110.67
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PCI Express x4 - 1 Port(s) - Optical Fiber - 10GBase-X - Plug-in Card - TAA CompliantFREE Shipping$321.93
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USB 3.0 - 1 Port(s) - 1 x Network (RJ-45) - Twisted PairFREE Shipping Orders $45+$41.90
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Connect serial RS232 (DB9) devices, using this PC Serial Card. Supports 16C1050 UART. LED lights to monitor activity on the PCI express DB9 card - The UART PCIe card supplies 5/12V over pin 9. Continue using legacy hardware with this RS232 PCIe cardFREE Shipping$59.27
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For Optical Network, Data Networking - 1 x LC 1000Base-X Network - Optical Fiber - Multi-mode - Gigabit Ethernet - 1000Base-X - Hot-pluggable - TAA CompliantFREE Shipping$74.95
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100% compatible and guaranteed to workFREE Shipping Orders $45+$8.61
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USB 3.1 Type C - 1 Port(s) - 1 - Twisted Pair - 10/100/1000Base-T - DesktopFREE Shipping Orders $45+$16.69
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(2)Add 2 SuperSpeed USB 3.0 ports with SATA power to your PCI Express-enabled PC - 2 Port PCI Express (PCIe) USB 3.0 Card Adapter with UASP - SATA Power - Dual Port USB 3 PCIe Controller - PCI Express USB 3.0 Add-on Card - 5Gbps USB 3 Adapter CardFREE Shipping Orders $45+$27.95
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1 port PCI Express RS232 serial controller card w/16950 UART/ASIX AX99100 - Bi-directional speeds 921.6Kbps/port | 256 byte FIFO | 9th data bit - Pin 9 pwr out 5v/12v/none w/up to 2A total - Expansion card w/low profile (Std bracket incl) - Win/LinuxFREE Shipping$48.75
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USB C Gigabit Ethernet adapter securely connects to wired network (LAN) using RJ45 on USB C or Thunderbolt 3 device - White USB C NIC adds extra USB 3.1 Type-A Port - Realtek RTL8153 - Compact - Apple MacBook Pro/ Surface/Chromebook - 2 Yr WarrantyFREE Shipping$46.77
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This Thunderbolt 3 network adapter connects your Thunderbolt 3 device to a 10GbE network via a PCIe expansion chassis - Thunderbolt 3 to fiber / Thunderbolt 3 expansion chassis / Thunderbolt 3 PCIe enclosure / Thunderbolt 3 PCIe expansion chassisFREE Shipping$683.51
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USB-A USB-C PCI Express card w/Multiple INs maintains max speed w/mixed speed devices - 2-Port 10Gbps Expansion Host Controller Card 1xUSB-C and 1xUSB-A - PCIe 3.0 x4 Add-on Card Adapter w/ UASP - Windows/Linux/macOS - Incl. full/low-profile bracketFREE Shipping$49.61
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USB 3.0 - 1 x Network (RJ-45) - Twisted PairFREE Shipping Orders $45+$24.70
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USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair - 10/100/1000Base-TFREE Shipping Orders $45+$32.97
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USB 3.1 Type C - 1000Base-X - PortableFREE Shipping Orders $45+$19.95
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9.84 ft SFP+ Network Cable for Network Device - First End: 1 x SFP+ Network - Second End: 1 x SFP+ Network - 10 Gbit/sFREE Shipping$71.84
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100% compatible and guaranteed to workFREE Shipping$205.24
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Single-port Gigabit Ethernet server adapter designed for entry-level servers and audio-video applications.FREE Shipping$53.31
About Ethernet/Networking Cards & Adapters
Cables, cards and adapters will get you online no matter what your computer has on board.