Computer Expansion Cards

Expand the capabilities of your computer with this wide selection of expansion cards. Whether you're looking to enhance your system's graphics, add more ports for connectivity, or boost its processing... power, we have the perfect solution for you. Browse through this range of expansion cards to take your computer to the next level and unlock its full potential for gaming, multimedia editing, or professional applications.
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StarTech PCI Express to 2 PCI & 2 PCIe Expansion Full Length Enclosure System, Includes PCI Expansion Box and PCI Express Card

StarTech PCI Express to 2 PCI & 2 PCIe Expansion Full Length Enclosure System, Includes PCI Expansion Box and PCI Express Card

SKU: STPEX2PCIE4L
(3)

DESCRIPTION

A PCI Express to 2 PCI & 2 PCIe Expansion Full Length Enclosure System for maximizing I/O capabilities.

$567.99
$95 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: startech

DESCRIPTION

A PCI Express to 2 PCI & 2 PCIe Expansion Full Length Enclosure System for maximizing I/O capabilities.
Sonnet Echo Express SE I 1-Slot Thunderbolt 3 to Full-Height/Half-Length PCIe Card Expansion System

Sonnet Echo Express SE I 1-Slot Thunderbolt 3 to Full-Height/Half-Length PCIe Card Expansion System

SKU: SNEEXPSE1T3
(4)

DESCRIPTION

A Compact and lightweight Thunderbolt 3 expansion system that connects a PCIe card to computers without slots.

$369.99
$62 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: sonnet

DESCRIPTION

A Compact and lightweight Thunderbolt 3 expansion system that connects a PCIe card to computers without slots.
Synology E10G18-T1 Single-Port, High-Speed 10GBASE-T/NBASE-T PCIe Expansion Card

Synology E10G18-T1 Single-Port, High-Speed 10GBASE-T/NBASE-T PCIe Expansion Card

SKU: SYE10G18T1
(3)

DESCRIPTION

A flexible and cost-effective PCIe expansion card for smooth migration to 10GbE networking with backward compatibility.

$139.99
KEY FEATURES
  • Brand: synology

DESCRIPTION

A flexible and cost-effective PCIe expansion card for smooth migration to 10GbE networking with backward compatibility.
Behringer X-LIVE 32-Channel SD Recording/Playback & USB Expansion Card for X32 Mixing Console

Behringer X-LIVE 32-Channel SD Recording/Playback & USB Expansion Card for X32 Mixing Console

SKU: BEXLIVE
(5)

DESCRIPTION

A powerful expansion card for the X32 mixing console, allowing for multi-channel recording and playback via USB and dual SD/SDHC slots.

$169.00
KEY FEATURES
  • Brand: behringer

DESCRIPTION

A powerful expansion card for the X32 mixing console, allowing for multi-channel recording and playback via USB and dual SD/SDHC slots.
Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II Memory Card Reader

Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II Memory Card Reader

SKU: GXCRCFXB
(4)

DESCRIPTION

A compact and versatile USB-C card reader that supports CFexpress Type-B and SD memory cards for fast and efficient image and video transfer.

$59.00
KEY FEATURES
  • Brand: green extreme

DESCRIPTION

A compact and versatile USB-C card reader that supports CFexpress Type-B and SD memory cards for fast and efficient image and video transfer.
Axxon Native PCI Express (PCIe) 4S High Speed RS232 Serial Card Adapter with DMA & 12" Cable (HD44M to 4xDB9M)

Axxon Native PCI Express (PCIe) 4S High Speed RS232 Serial Card Adapter with DMA & 12" Cable (HD44M to 4xDB9M)

SKU: AXLF1088KB

DESCRIPTION

A Native PCIe 4S RS232 Serial Card Adapter with high speed and DMA technology.

$199.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A Native PCIe 4S RS232 Serial Card Adapter with high speed and DMA technology.
Sonnet Thunderbolt 3 Upgrade Card for Echo Express III-D & III-R Expansion System

Sonnet Thunderbolt 3 Upgrade Card for Echo Express III-D & III-R Expansion System

SKU: SNUPGRTB3E3

DESCRIPTION

A Thunderbolt 3 upgrade card for Echo Express Thunderbolt 2-to-PCIe card expansion systems, providing increased bandwidth and easy installation.

$199.99
KEY FEATURES
  • Brand: sonnet

DESCRIPTION

A Thunderbolt 3 upgrade card for Echo Express Thunderbolt 2-to-PCIe card expansion systems, providing increased bandwidth and easy installation.
Accusys ThunderBox Four Port PCIe 3.0x4 Expansion Box

Accusys ThunderBox Four Port PCIe 3.0x4 Expansion Box

SKU: ACCTHUNDERBX

DESCRIPTION

A PCIe 3.0 expansion box with 4 ports, ThunderBox increases workstation numbers and expands storage capacity.

$699.00
$117 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: accusys

DESCRIPTION

A PCIe 3.0 expansion box with 4 ports, ThunderBox increases workstation numbers and expands storage capacity.
Axxon 1 Port Parallel PCI Express Controller Card

Axxon 1 Port Parallel PCI Express Controller Card

SKU: AXLF652KB

DESCRIPTION

A low-profile PCI Express card that adds an EPP/ECP Parallel port to your computer.

$199.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A low-profile PCI Express card that adds an EPP/ECP Parallel port to your computer.
Axxon Native PCI Express (PCIe) 1 Port RS232 Serial Card Adapter with DMA

Axxon Native PCI Express (PCIe) 1 Port RS232 Serial Card Adapter with DMA

SKU: AXLF1082KB

DESCRIPTION

A PCIe card adapter with 1 RS232 port and DMA capability from Axxon.

$39.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A PCIe card adapter with 1 RS232 port and DMA capability from Axxon.
Axxon 8 Serial Port RS232 I/O Card

Axxon 8 Serial Port RS232 I/O Card

SKU: AXLF799KB

DESCRIPTION

A cutting-edge 8 serial port adapter for PCIe expansion slots, with high-speed 16C950 UART and plug & play compatibility.

$299.95
$50 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A cutting-edge 8 serial port adapter for PCIe expansion slots, with high-speed 16C950 UART and plug & play compatibility.
Sonnet Thunderbolt 3 Upgrade Card for Echo Express SE I Expansion System

Sonnet Thunderbolt 3 Upgrade Card for Echo Express SE I Expansion System

SKU: SNUPGRTB3SE1

DESCRIPTION

A Thunderbolt 3 upgrade card for Sonnet's Echo Express Thunderbolt 2-to-PCIe card expansion systems, providing increased bandwidth and easy installation.

$199.99
KEY FEATURES
  • Brand: sonnet

DESCRIPTION

A Thunderbolt 3 upgrade card for Sonnet's Echo Express Thunderbolt 2-to-PCIe card expansion systems, providing increased bandwidth and easy installation.
Axxon 16 Port RS232 PCI Express Controller Card

Axxon 16 Port RS232 PCI Express Controller Card

SKU: AXLF729KB

DESCRIPTION

A 16-port RS232 controller card that adds multiple ports to your computer via PCIe slot.

$649.95
$109 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A 16-port RS232 controller card that adds multiple ports to your computer via PCIe slot.
Axxon 8 Port RS232 PCI Express Controller Card, Standard Height Mounting

Axxon 8 Port RS232 PCI Express Controller Card, Standard Height Mounting

SKU: AXLF662KB

DESCRIPTION

A PCI Express Controller Card that adds eight RS232 ports to your computer with standard-height mounting.

$599.95
$100 /mo suggested payments with 6‑month special financing. Learn how.
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A PCI Express Controller Card that adds eight RS232 ports to your computer with standard-height mounting.
Axxon PCI Express (PCIe) 2 Port RS232 Serial Card Adapter with 36" Dualplex Cable (DB25M to 2xDB9M)

Axxon PCI Express (PCIe) 2 Port RS232 Serial Card Adapter with 36" Dualplex Cable (DB25M to 2xDB9M)

SKU: AXLF808KBQNX

DESCRIPTION

A PCIe card adapter with 2 RS232 ports and a dualplex cable for easy connectivity.

$99.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A PCIe card adapter with 2 RS232 ports and a dualplex cable for easy connectivity.
Axxon 1 Port RS232 1 Megabaud PCI Controller Card

Axxon 1 Port RS232 1 Megabaud PCI Controller Card

SKU: AXLF560KB

DESCRIPTION

A low-profile RS232 PCI Controller Card that adds a RS232 port to your computer.

$49.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A low-profile RS232 PCI Controller Card that adds a RS232 port to your computer.
Axxon 2 Port RS232 PCI Express Controller Card

Axxon 2 Port RS232 PCI Express Controller Card

SKU: AXLF808KB

DESCRIPTION

A PCIe controller card with 2 RS232 ports for low and standard-height mounting.

$34.95
$49.95 Save: $15.00 (30%)
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A PCIe controller card with 2 RS232 ports for low and standard-height mounting.
Axxon PCI / PCI-X 133 MHz Dual RS232 (921kbps) Serial Port + 1 Parallel Port Adapter with 36" Cable (HD44M to 2x DB9M + DB25F)

Axxon PCI / PCI-X 133 MHz Dual RS232 (921kbps) Serial Port + 1 Parallel Port Adapter with 36" Cable (HD44M to 2x DB9M + DB25F)

SKU: AXLF631KB

DESCRIPTION

A PCI adapter with dual RS232 serial ports and one parallel port, including a 36" cable.

$99.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A PCI adapter with dual RS232 serial ports and one parallel port, including a 36" cable.
Axxon 2 Port RS232 PCI Controller Card with Complex Cable

Axxon 2 Port RS232 PCI Controller Card with Complex Cable

SKU: AXLF658KB

DESCRIPTION

A low-profile dual RS232 PCI controller card with included DB25-to-2x DB9 cable for added connectivity.

$149.95
KEY FEATURES
  • Brand: axxon

DESCRIPTION

A low-profile dual RS232 PCI controller card with included DB25-to-2x DB9 cable for added connectivity.
Aten KM0032 32-Port Matrix Expansion KVM Switch

Aten KM0032 32-Port Matrix Expansion KVM Switch

SKU: ANKM0032

DESCRIPTION

A reliable and secure 32-port Matrix KVM switch with flexible expansion and high-quality video sessions.

$5700.00
$475 /mo suggested payments with 12‑month special financing. Learn how.
KEY FEATURES
  • Brand: aten

DESCRIPTION

A reliable and secure 32-port Matrix KVM switch with flexible expansion and high-quality video sessions.
StarTech USB Stereo Audio Adapter External Sound Card with SPDIF Digital Audio

StarTech USB Stereo Audio Adapter External Sound Card with SPDIF Digital Audio

SKU: STUSBAUDIO2D
(53)

DESCRIPTION

A compact USB audio adapter with S/PDIF digital output and 3.5mm analog audio/microphone connections.

Pros
  • Compatibility with MacOS Mojave
  • No hum
  • Affordable price
  • Easy installation
  • Improved sound quality
$45.99
KEY FEATURES
  • Brand: startech

DESCRIPTION

A compact USB audio adapter with S/PDIF digital output and 3.5mm analog audio/microphone connections.
Allen & Heath 64 Channel Dante Interface Card for iDR MixRack System

Allen & Heath 64 Channel Dante Interface Card for iDR MixRack System

SKU: AHAHMDANTEA
(1)

DESCRIPTION

A groundbreaking 64 channel Dante interface card for iDR MixRack system, providing high performance audio and routing flexibility.

$1499.00
$125 /mo suggested payments with 12‑month special financing. Learn how.
KEY FEATURES
  • Brand: allen & heath

DESCRIPTION

A groundbreaking 64 channel Dante interface card for iDR MixRack system, providing high performance audio and routing flexibility.
Klark Teknik 32-Channel ADAT Expansion Module for Midas and Behringer Digital Consoles

Klark Teknik 32-Channel ADAT Expansion Module for Midas and Behringer Digital Consoles

SKU: KTDN32ADAT

DESCRIPTION

A 32-channel ADAT expansion module with TOSLINK optical connectors for seamless integration with Dante enabled IP networks.

$96.90
KEY FEATURES
  • Brand: klark teknik

DESCRIPTION

A 32-channel ADAT expansion module with TOSLINK optical connectors for seamless integration with Dante enabled IP networks.
Panasonic PC Input Terminal Expansion Board

Panasonic PC Input Terminal Expansion Board

SKU: PCTY42TM6P

DESCRIPTION

A Panasonic internal component that allows display of signals from multiple PCs.

$110.00
KEY FEATURES
  • Brand: panasonic

DESCRIPTION

A Panasonic internal component that allows display of signals from multiple PCs.
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Computer Expansion Cards