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PCI Combo Add on Cards 2X IEEE 1394B 9 Pin & 1x 1394A 6 Pin 1394 Extension Adapter PCI Controller Card for Firewire Destop PC
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  • $29.48 –
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JMT PCIe 1 to 4 PCI Express 1X Slots Riser Card Mini ITX to External 4 PCI-e Slot Adapter PCIe Port Multiplier Card
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  • $65.99 –
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PCIe SATA Card 6 Ports, with 6 SATA Cables and Low Profile Bracket, 6 Gbps 1X SATA 3.0 PCIe Card,Support 6 SATA 3.0 Devices(ASM1166 Chip
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  • $65.99 –
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M.2 PCI express adapter NVMe 2280 SSD M.2 m key NGFF to PCI express X4 adapter M2 PCI-e converter Card with Heat sink heatsink
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  • $39.68 –
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PCIE to SATA Card PCI-E Adapter PCI Express to SATA3.0 Expansion Card 4Port SATA III 6G for SSD HDD
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Vszerda PCI-E Express X1 to Dual PCI Riser Extender Card with Low Profile Bracket
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  • $43.89 –
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Vszerda PCI-e Express 1X Riser Extender Extension Card with 20CM High Speed Flex Cable
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Vszerda PCI-e Express 1X Riser Extender Extension Card with 20CM High Speed Flex Cable

Limited time offer, ends 10/25

  • Brand: Sintech
  • Part Number: ST8015
  • Features: PCI express video card, PCIe card
  • Weight: 0.023 kilograms
  • Model #: ST8015N12
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  • $27.99 –
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HOOCCC A3242C PCIe 3.0 x4 to USB 3.2 Gen 2x2 Type-C 20Gbps Expansion Card ASM3242 Chipset with Full-Height & Low-Profile Brackets
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HOOCCC A3242C PCIe 3.0 x4 to USB 3.2 Gen 2x2 Type-C 20Gbps Expansion Card ASM3242 Chipset with Full-Height & Low-Profile Brackets
  • Brand: HOOCCC
  • Type: Mini PCI Express to USB Card
  • External USB Ports: 1x USB Port
  • External Ports: 2 x Serial Ports
  • Model #: A3242C
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  • $31.79 –
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FOR PCIE Four-port USB2.0 Adapter Card 4D Large 4PIN Power Supply PCI-E To USB2.0 Expansion Card Mobile Phone
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  • $53.69 –
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Vszerda USB-C 3.2 Gen 2x2 Type-C 20 Gbps PCI-e Gen 3 x4 Expansion Card SATA Powered ASMedia ASM3242
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  • $45.99 –
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PCIe Serial and Parallel Port Card Desktop PCI-E 1 and 2 Serial Port Card Built-in 2S1P COM Serial Parallel Port Card
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Sunix 4-Port USB 3.0 PCI-E USB4300NS USB-IF Certified TID 350000211
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Sunix 4-Port USB 3.0 PCI-E USB4300NS USB-IF Certified TID 350000211

Limited time offer, ends 11/10

  • Model #: 634647079039
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  • $51.39 –
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PCI-E to PCI-E Adapter 1 Turn 4 PCI-Express Slot 1x to 16x USB 3.0 Special Riser Card PCIe Converter for BTC Miner Mining
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  • $64.39 –
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Express 3 Port Video Capture Expansion Card Firewire XIO2213AZAY Chipset 1394B 1394A e 1.1 X1 Card
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  • $53.36 –
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PCI-E 1X to 4 ports Serial add on card Multi RS232 DB9 COM Serial Expansion I/O riser card TXB077
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  • $31.96 –
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Vszerda 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
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Vszerda 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)

Limited time offer, ends 10/25

  • Model #: SI-PEX15043
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  • $58.99 –
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4-Port PCIe Gigabit Ethernet Card, PCIe X1 10/100/1000Mbps RJ45 LAN Controller Card, with Full & Low Profile Bracket for Desktop PC
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  • $56.96 –
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SIIG CyberSerial PCI Card Model JJ-P01012
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SIIG CyberSerial PCI Card Model JJ-P01012
  • Type: PCI to Serial Port Card
  • External Ports: One 9-pin RS232 serial port
  • Data Transfer Rate: 230 Kbps
  • Operating Systems Supported: Windows 95/98/98 SE/ME/NT4.0/2000/XP/Server 2003
  • Model #: JJ-P01012
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  • $41.00 –
PC|-E serial card, PCle to RS232 COM interface, industrial control 4-port expansion card, AX9910
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  • $60.88 –
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3X PCI-E to PCI Adapter Card PCIE to 2 PCI Slot Support Capture Card Golden Tax Card Sound Card Parallel Port Card
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  • $100.99 –
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Giving a computer additional capabilities requires fitting the computer with an add-on card, also called an expansion card, interface card or just plain card. Expansion controller cards have sockets that connect to conductors carrying data within the system. The connector you use depends on the card and computer. Cards provide communications interfaces, extra memory, video sound I/O capabilities, system interfaces for discs or tape backup devices and additional processors in general. Controller cards are an excellent example of an add-on card because the card acts as an interface for the motherboard, and other computer components like HDD, optical drives and keyboards. Add-on cards are suitable for use with printers and other devices in office environments.

Add-on Cards Improve Audio for Gaming, Movies and Music

Having a computer with a dynamite sound card or audio system makes gaming, watching movies and listening to music a lot more enjoyable and immersive. The sound card is an add-on card that facilitates each audio component, including multimedia applications such as music composition, presentations, audio editing and entertainment. Most PCs offer a standard sound experience, and improving the audio quality is simple with sound card accessories. Some standard accessories in the collection are USB audio interfaces, high-performance headphone amplifiers and virtual 7.1 channel surround sound systems. You can also add parallel printer cards to increase or upgrade the system.

PC Game Controllers Raise the Full Immersion Experience

Kicking your gaming to a whole new level of experience necessitates selecting a PC game controller that mirrors the gear handled in real-life situations. Some players feel comfortable using straightforward game controllers, like racing wheels or flight joysticks. Those who want the ultimate experience with full immersion in their favorite game need to consider empowering their system's performance. With the introduction of more elaborate controllers, such as VR headsets, rudder pedals, pro racing wheel stands and flight simulation, the upside is the new controllers require no new add-on cards. Plug the game controller USB cable into your system and Windows® 10 will detect it, and you are set up. Being immersed in your gaming scenario means using suitable PC game controllers. The performance will leave you feeling like you just flew a plane or raced a car like a professional, without leaving your house. As you track your statistics and see how much your game scores improve, empowering your system with quality PC controllers will prove worthwhile.

VR Accessories Possibilities Are Endless

Distinguishing the many uses of Virtual Reality (VR) accessories goes beyond gaming. Many fields in the educational and business community utilize VR accessories for vocational training, engineering and designing. The accessories begin with headsets, cables, connectors, 3D glasses, Bluetooth® remote controls and carrying cases. Some accessories come as a bundle, so you have gear and hardware upgrades like controller cards. Once the equipment is in place, you can begin gaming, training or virtual conceptualizing with high efficiency. The possibilities for you to produce and discover using the VR equipment and software are endless.

Bestselling Add-On Cards Reviews:

michael p.
7/3/2026 9:46:15 PM
Works great.

“ For those who don't know, you can put any size PCIE addon card from x1 to x16 into a PCIE x16 slot and it will work just fine. ”

EN-Labs USB C Motherboard Header PCIe Card, USB 3.2 20Pin Internal Connector PCI Express Card for Front Panel, USB 10Gbps Type-E A-Key & USB 2.0 Type-A Female Expansion Card with Full-Profile Bracket
Yung C.
7/27/2023 6:03:02 PM
Well made card with some frustration during installation

“ Better construction and heat distribution then the more expensive Dell add on card. ”

ASUS HYPER M.2 X16 Gen 4 Card, PCIe 4.0/3.0 to 4 x M.2 NVMe Slots, Up to 256 Gbps