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StarTech.com PEXUSB312C3 2-Port PCIe USB 3.1 Card - 2 x USB-C - USB 3.1 Gen 2 - Up to 10Gbps
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StarTech.com PEXUSB312C3 2-Port PCIe USB 3.1 Card - 2 x USB-C - USB 3.1 Gen 2 - Up to 10Gbps
  • Type: PCI Express to USB Card
  • External USB Ports: 2 x USB Type-C (24 pin) USB 3.1 (10Gbps) Female
  • Internal Ports: 1 x SATA Power (15 pin) Plug
  • Standard: USB 3.1 Gen 2
  • Model #: PEXUSB312C3
PCIe SATA Card 10 Port 6Gbps SATA 3.0 PCIe Card Built-in Adapter Converter For Desktop PC Support 10 SATA 3.0 Devices
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  • $45.64 
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  • $35.25 - $45.64
SYBA USB 3.0 External 2-port, 19-pin Header PCI-e Card,IDE Power Feed, Low Profile Bracket Bundled       Model SY-PEX20140
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SYBA USB 3.0 External 2-port, 19-pin Header PCI-e Card,IDE Power Feed, Low Profile Bracket Bundled Model SY-PEX20140
  • Type: PCI Express to USB Card
  • External USB Ports: 2x USB Ports
  • Standard: USB 3.0
  • Operating Systems Supported: Windows 7 Windows Vista Windows XP Windows 2008 Windows 2003 Windows 2000
  • Model #: SY-PEX20140
  •  
  • $22.43 
eShinreal 4 Port SFF-8643 to PCIe3.0 x16 Slot Adapter Card
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eShinreal 1-Port SFF-8643 to PCIe 3.0 x16 Slot Adapter
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eShinreal 1-Port SFF-8643 to PCIe 3.0 x16 Slot Adapter
  • Type: Controller Card
  • Model #: XIC 6911
StarTech.com 10P6G-PCIE-SATA-CARD Add-On Card
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StarTech.com 10P6G-PCIE-SATA-CARD Add-On Card
  • Type: PCI Express to SATA Card
  • Internal Ports: 8 x M.2
  • Operating Systems Supported: Windows 7, 8, 8.1, 10, 11 Windows Server 2012 R2, 2016, 2019 macOS 10.10 to 12 Linux 2.6.32 and up
  • Dimensions: 4.70" x 2.10" x 0.70"
  • Model #: 10P6G-PCIE-SATA-CARD
SATAGear eSATA-150 RAID External 2 Ports with 12V/5V output
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SATAGear eSATA-150 RAID External 2 Ports with 12V/5V output
  • Type: PCI to SATA Card
  • External Ports: 2 x SATA II
  • Model #: ST-119e
  •  
  • $7.99 
  • $3.99 Shipping
Aomoproing 4 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard
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  • $23.98 
  • Free Shipping
34mm Express Card Expresscard to 2 Port USB 3.0 Adapter for Laptop NEC Chip
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  • $15.38 
  • Free Shipping
StarTech.com PEXUSB312A3 2-Port USB PCIe Card with 10Gbps/port - USB 3.1/3.2 Gen 2 Type-A PCI Express 3.0 x2 Host Controller Expansion Card - Add-On Adapter Card - Full/Low Profile - Windows & Linux
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StarTech.com PEXUSB312A3 2-Port USB PCIe Card with 10Gbps/port - USB 3.1/3.2 Gen 2 Type-A PCI Express 3.0 x2 Host Controller Expansion Card - Add-On Adapter Card - Full/Low Profile - Windows & Linux
  • Type: PCI Express to USB Card
  • External USB Ports: 2 x USB 3.2 USB Type-A (9 pin, Gen 2, 10 Gbps)
  • Internal Ports: 1 x SATA Power (15 pin)
  • Standard: USB 3.2 Specification PCI Express Base Specification Rev. 3.0 Intel xHCI Specification Rev. 1.1 UASP (USB Attached SCSI Protocol) Rev. 1.0
  • Model #: PEXUSB312A3
PNY TECHNOLOGIES 512MB GDDR3 256MB/GPU DisplayPort Graphics Adapter NVIDIA Quadro NVS 450
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  • $155.00 
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ESTONE PCI-E to 10Gbps USB3.2 7-Port(3*USB C - 4*USB A) Expansion Card,PCI Express USB Add in Card, Internal USB Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS
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ESTONE PCI-E to 10Gbps USB3.2 7-Port(3*USB C - 4*USB A) Expansion Card,PCI Express USB Add in Card, Internal USB Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS

Limited time offer, ends 05/23

  • Type: PCI to USB Card
  • External USB Ports: 7x USB Ports
  • Standard: USB 3.2
  • Data Transfer Rate: Up to 10 Gbps
  • Model #: E-PCIE24A3C3.2-3
  •  
  • $49.99 
  • Free Shipping
QNAP QM2-2P10G1TB Dual M.2 2280 PCIe NVMe SSD & 10GbE Expansion Card
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QNAP QM2-2P10G1TB Dual M.2 2280 PCIe NVMe SSD & 10GbE Expansion Card
  • Type: PCIe NVMe SSD
  • Part Number: QM2-2P10G1TB
  • Model #: QM2-2P10G1TB
Dual M.2 PCIe Adapter, M2 SSD NVME (m-Key) or SATA (b-Key) 22110 2280 2260 2242 2230 to PCI-e 3.0 x4 Host Controller Expansion Card for Desktop PCI Express Slots
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  • $16.99 
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Dell Alienware M14x R2 14" Genuine Laptop Wireless WiFi Card 2230BNHMW 5DVH7
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  • $14.99 
  • Free Shipping
MAIWO 4-Port pcie to USB 3.0 (Type-A) Expansion Card, pcie USB Add on Card, Internal USB3 Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS 10.8.2 Above
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MAIWO 4-Port pcie to USB 3.0 (Type-A) Expansion Card, pcie USB Add on Card, Internal USB3 Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS 10.8.2 Above
  • Type: Mini PCI Express to USB Card
  • External USB Ports: 4-port USB 3.0
  • Internal USB Ports: 4x USB Ports
  • Dimensions: 4.7*4.48*0.86 inch
  • Model #: KC005A
  • $25.99
  •  
  • $15.99 
  • Save: 38%
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  • $14.39 - $15.99
Jansicotek PCI-E to USB 3.0 4-Port(4X USB-A) Expansion Card,PCI Express USB Add in Card, Internal USB3.0 Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS 10.8.2 Above
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Jansicotek PCI-E to USB 3.0 4-Port(4X USB-A) Expansion Card,PCI Express USB Add in Card, Internal USB3.0 Hub Converter for Desktop PC Host Card Support Windows 10/8/7/XP and MAC OS 10.8.2 Above

Limited time offer, ends 05/23

  • Type: PCI to USB Card
  • External USB Ports: 4-port USB 3.0
  • Data Transfer Rate: Up to 5.0 Gbps
  • Operating Systems Supported: Windows 7/8/10/11
  • Model #: E-PCIE24USBA-3
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  • $21.99 
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Silverstone SST-ECM21-E Screwless design M.2 PCIe/NVMe SSD to PCIe x 4 Add-On Card
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Silverstone SST-ECM21-E Screwless design M.2 PCIe/NVMe SSD to PCIe x 4 Add-On Card

Limited time offer, ends 05/16

  • Type: PCI Express to M.2 Card
  • Compatibility: Supports 2230, 2242, 2260, and 2280 length M.2 SSD
  • Specifications: Module Key: PCI-E x4-based M key LED indicator: Power ON: Green Read / Write: Red Support Length of M.2 SSD: 30mm, 42mm, 60mm, 80mm
  • Dimensions: 0.91" x 4.72" x 4.09"
  • Model #: SST-ECM21-E
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  • $37.79 
  • Free Shipping
StarTech PEXUSB4DP 4 Port PCI Express Low Profile High Speed USB Card - PCIe USB 2.0 Card - PCI-E USB 2.0 Card
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StarTech PEXUSB4DP 4 Port PCI Express Low Profile High Speed USB Card - PCIe USB 2.0 Card - PCI-E USB 2.0 Card
  • Type: PCI to USB Card
  • External USB Ports: 3 x USB A Female
  • Internal USB Ports: 1 x USB A Female
  • Standard: USB 2.0
  • Model #: PEXUSB4DP
  •  
  • $44.99 
  • Free Shipping
PCIe x1 to 3 x1 Slot PCI-e Express Switch Multiplier Hub GPU Riser Card Adapter w/USB 3.0 Cable,PCIe 1x to 3 Ports Splitter Power by SATA & Molex for Video Card Mining
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  • $37.59 
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SYBA PCIe x1 to M.2(NGFF) + SATA 6G (HDD/SSD) with Standard & Low Profile Brackets Model SI-PEX50065
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SYBA PCIe x1 to M.2(NGFF) + SATA 6G (HDD/SSD) with Standard & Low Profile Brackets Model SI-PEX50065
  • Data Transfer Rate: 6.0 Gbps
  • Dimensions: 1.50" x 5.50" x 7.00" (H x W x L)
  • Weight: 0.3125
  • Package Contents: 1 x PCIe to M.2 and SATA 6G card 1 x Driver CD 1 x User Manual 1 x SATA data cable 1 x M.2 Screw set 1 x Low Profile Bracket
  • Model #: SI-PEX50065

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:

Jason
9/20/2025 5:16:14 PM
Not bad at all

“ Recommended sure. If I had a add farm this is a great value and it's not bad looking. ”

Quad M.2 NVMe to PCIe 16x Adapter, RIITOP 4 Port NVMe SSD Slot Converter to PCI-e 4.0 x16 Host Controller Expansion Card Adaptor High Speed 4x32Gbps For M Key NVMe SSD (PCI-e Bifurcation Required)
Anonymous
2/26/2025 2:59:28 PM
Too easy

“ This card is a great way to add a USB 3.0 interface to older PC's whose motherboard only supplies USB 2.0. ”

USB C PCIe Card,PCI-Express 4X to Type C USB 3.2 Gen 2 (10 Gbps) 2-Ports Expansion Card with Asmedia Chipset ASM3142 (Dual Type C) for Windows 7/8/10/Linux/MAC OS - Full & Low Profile Slot Bracket
Anonymous
11/11/2023 7:00:07 PM
Plug it in and it works. Just what I wanted.

“ Simple USB3.0 Add-on Card with 19/20 pin header. ”

4 Port PCIE PCI-e to USB 3.0 (2 x Type A+ 20 Pin Internal) Expansion Card Hub Controller PCI Express Card Adapter w/ Molex Power
Matthew W.
6/10/2023 7:37:42 AM
Easy way to add fast storage to Dell Precision Workstation

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

ASUS Hyper M.2 x16 PCIe 3.0 x4 Expansion Card V2 supports 4 NVMe M.2 (2242/2260/2280/22110) up to 128 Gbps for Intel VROC and AMD Ryzen Threadripper NVMe RAID