Ethernet/Networking Cards & Adapters
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Connect a PCIe based desktop or rackmount PC directly to a Gigabit multimode SC fiber optic network - PCI Express Gigabit Ethernet Multimode SC Fiber Network Card Adapter NIC - 550m - PCIe GbE Fiber Optic Network Card - SC Fiber Gigabit Ethernet CardFREE Shipping$203.85
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Add 7 USB 2.0 Ports to your PC through a PCI slot - pci to usb - pci usb controller - usb 2.0 card - pci to usb adapter - pci usb cardFREE Shipping Orders $45+$28.70
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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$111.61
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StarTech.com Thunderbolt 3 to FireWire Adapter - External PCI Enclosure - PCIe Card plus TB3 ChassisThe Thunderbolt 3 to 1394 FireWire adapter connects your FireWire peripherals to your Thunderbolt 3 computer - PCIe card plus chassis - Thunderbolt 3 to FireWire 400 adapter - Thunderbolt 3 to FireWire 800 adapter - External PCI express enclosureFREE Shipping$369.33
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PCI Express 2.0 x2 - Intel I350-AM4 - 4 Port(s) - Optical Fiber - Standard Profile Bracket Height - 1000Base-T, 1000Base-KX, 1000Base-SX, 1000Base-LX - SFP (mini-GBIC) - Plug-in CardFREE Shipping$327.49
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(1)USB C to Gigabit Ethernet adapter securely connects to wired network/LAN w/RJ45 on a USB Type-C or TB3 device - Realtek RTL8153 - USB 3.0/USB 3.1 NIC w/compact, cableless, portable design /MacBook Pro/Microsoft Surface/HP EliteBook/Chromebook 2Yr WarFREE Shipping Orders $45+$21.49
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Connect to a Gigabit network through the USB-C port on your computer - USB 3.1 Gen 1 (5Gbps) - USB Type C to Ethernet - Works w/ latest MacBook & Chromebook Pixel - USB C to Lan Adapter - USB C to RJ45 Adapter - USB C Network Adapter - USB PoweredFREE Shipping Orders $45+$31.71
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Convert and extend a Gigabit Ethernet connection up to 24.8 miles/40 km over Single Mode SC fiber - fiber converter - ethernet media converter - fibre converter - gigabit media converter - 1000base-sxFREE Shipping$420.39
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(2)2.5GbE NBASE-T USB C to Ethernet adapter/NIC - Securely connects to networks over CAT 5e/RJ45/LAN cable - 3 speed 2.5G/1G/100 Mbps - Auto-Negotiation for max bandwidth - Works w/USB 3.0/3.1 Type C/TB3 /MacBook Pro/Mac Pro/Surface Book/iPhone 15 & upFREE Shipping Orders $45+$41.67
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Connect a serial RS232 (DB9) device 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$51.24
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Use this sleek aluminum converter to add a Gb Ethernet port to a MacBook, Chromebook or laptop with USB Type C - Silver finish makes it the ideal laptop accessory - USB C Gigabit adapter - USB-C Ethernet converter - USB-C to GbE NIC - Native supportFREE Shipping Orders $45+$37.17
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(1)Convert and extend a 10/100 Mbps Ethernet connection up to 1.2 miles/2km over Multi Mode ST fiber - fiber converter - ethernet media converter - fibre converter - 10/100 media converter - utp to fiberFREE Shipping$91.55
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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$387.10
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(1)Convert and extend a 10/100 Mbps Ethernet connection up to 1.2 miles/2km over Multi Mode SC fiber - fiber converter - ethernet media converter - fibre converter - 10/100 media converter - utp to fiberFREE Shipping$91.90
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Get the scalability you need by adding 7 USB 3.0 ports with SATA power to your computer - PCIe USB 3.0 Adapter Card - Standard & Low-Profile - UASP Support - 1 Internal & 6 External Ports - Native OS Support in Windows 8 & 8.1 - Backward compatibleFREE Shipping$73.86
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(12)Add a 10/100/1000Mbps Ethernet port to any PC through a PCI slot - pci gigabit ethernet - gigabit ethernet adapter - gigabit network card -server adapterFREE Shipping Orders $45+$20.07
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(1)Add a 10/100/1000Mbps Ethernet port to any PC through a PCI Express slot - 1 Port PCI Express Gigabit NIC Server Adapter Network Card - Low Profile PCI Express Gigabit LAN Card - PCI Express Gigabit Server Adapter - PCIe Network CardFREE Shipping Orders $45+$25.48
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Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot - 4-Port PCI Express Gigabit network adapter card - Quad-port Gigabit NIC - Network card w/ 4x 10/100/1000 RJ45 ports - Full-Duplex Flow Control supportFREE Shipping$166.38
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(10)Add 4 external USB 3.0 ports to a low profile or standard computer, through PCI Express - 4 Port PCI Express SuperSpeed USB 3.0 Controller Card Adapter with UASP - SATA Power - USB 3 PCIe Card - USB 3.0 PCI-e Card - 4 Port USB 3.0 PCI Express CardFREE Shipping$47.79
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(4)USB C PCI Express card w/ Multiple INs maintains max speed w/mixed speed devices - 2-Port USB-C 10Gbps Expansion Host Controller Card - USB Type-C Add-On Card Adapter w/UASP - 15W per port (5V/3A) - Full/low-profile PCIe 3.0 x4 - Windows/Linux/macOSFREE Shipping$54.24
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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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(1)Add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot - pcie rs485 - pci express rs485 - pcie rs485 - pci express rs422 - pcie rs422FREE Shipping$152.66
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(3)PCI Express Firewire card lets you add 2 FireWire 400 ports to your desktop PC allowing you to connect IEEE 1394A FireWire devices - The PCIE FireWire adapter supports Windows and macOS 10.10-10.13 and includes full profile and half height bracketsFREE Shipping Orders $45+$31.21
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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
About Ethernet/Networking Cards & Adapters
Cables, cards and adapters will get you online no matter what your computer has on board.