Network Adapters (2,787 items)

Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot Now you can add four separate Gigabit network ports to your client, server or workstation through jus...

Add 4 Gigabit Power over Ethernet ports to a PCI Express-enabled computer The ST4000PEXPSE 4-Port PoE NIC lets you add four Gigabit Power over Ethernet ports through a single PCI Express slot. Each...

Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot The PEX4S553 4-Port Native PCI Express RS232 Serial Adapter Card with 16550 UART lets y...

Add 4 USB 2.0 ports to your low profile/small form factor computer through a PCI Express expansion slot The PEXUSB4DP is a low profile 4 port USB card designed for versatility and performance. Prov...

Add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot The PEX4S232485 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 lets you add tw...

Add 4 RS232 serial ports to any PC using a single PCI Express expansion slot The PEX4S553B 4-Port PCI Express Serial Card (with breakout cable) lets you add 4 RS232 serial ports using a single PCIe...

The PEXUSB3S42V 4-Port PCI Express USB 3.0 Card lets you add four USB 3.0 ports with two dedicated 5 Gbps channels to your PCIe x4-enabled PC. This independent port architecture improves USB 3.0 pe...

Add 4 SuperSpeed USB 3.0 ports to a computer through a PCI slot The PCIUSB3S4 4-Port PCI to USB 3.0 Card enables legacy PCI slots to support the SuperSpeed USB 3.0 standard, which is capable of dat...

Add four Gigabit Ethernet ports to a client, server or workstation through a single PCI Express slot Here’s a dependable and cost-effective way to add four high-performance Gigabit Ethernet ports t...

Add Four RS232 Serial Ports to an Embedded System through a mini PCI Express Slot The MPEX4S952 4-Port RS232 Mini PCI Express Serial Card (16650 UART) turns a mini-PCIe slot into four RS232 (DB9) s...

Add 4 RS232 serial ports with 5V or 12V selectable power output to your computer, through a PCI slot The PCI4S954PW 4-Port PCI Serial Card (with Power Output) turns a PCI slot into 4 RS232 (DB9) se...

Add four ports supporting three serial protocols, to easily connect serial devices to your computer through USB, with 15kV ESD protection Add four extra COM ports to your laptop or desktop computer...

Add four USB 3.0 (USB 3.2 Gen 1) ports with four independent channels, LP/SATA power, and charging support to your PC through a PCI Express slot The PEXUSB3S44V 4-Port PCI Express USB 3.2 Gen 1 Car...

Add three USB-A ports and one USB-C port, via two host controllers, through a standard PCI Express slot This USB 3.1 PCIe card lets you add three USB Type-A ports and one USB Type-C port to your co...

Add 4 DIN Rail-mountable RS232 Serial ports to any system through USB The ICUSB2324I 4-Port Industrial USB to Serial Hub with DIN Rail Clips converts a single USB port into four RS232 serial ports,...