I/O Port Cards

Best Deals
I/O Port Cards
1
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
10
Amazon.com
2
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop PC & Workstation
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop...
10
Amazon.com
3
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
8.8
Amazon.com
4
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
8.8
Amazon.com
5
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
8.8
Amazon.com
6
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
8.8
Amazon.com
7
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
8.8
Amazon.com
8
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800 Series Motherboards
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800...
7.4
Amazon.com
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800 Series Motherboards
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800...
3.0
$139.99
$126.00
Amazon.com
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
4.0
$39.96
$31.43
Amazon.com
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop PC & Workstation
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop...
5.0
$17.99
$17.09
Amazon.com
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
5.0
$29.99
Amazon.com
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
4.0
$36.99
Amazon.com
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
4.0
$72.99
Amazon.com
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
4.0
$546.64
Amazon.com
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
4.0
$16.99
Amazon.com
Amazon price updated: November 3, 2026 5:45 pm
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
Sinefine 4 Ports PCI-E to USB 3.0 Expansion Card (2 USB Type-A and 2 USB Type-C Ports), Internal Converter PCI Express Expansion Card for Desktop PC Card
4.0
$16.99
Amazon.com
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop PC & Workstation
SATA Card, 6Gbps 4 Port Controller Expansion Card with 4 Cables & Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices for Desktop...
5.0
$17.99
$17.09
Amazon.com
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
PCIE-SE2 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card
5.0
$29.99
Amazon.com
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
StarTech 1-Port Parallel PCIe Card, Scanners & Plotters, SPP/ECP (PEX1P2)
4.0
$39.96
$31.43
Amazon.com
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
SA3026C 6 Port PCIe SATA Expansion Card, SATA III 6Gbps, ASM1166
4.0
$36.99
Amazon.com
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
4.0
$72.99
Amazon.com
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800 Series Motherboards
ASUS ThunderboltEX 5 Expansion Card – Dual Thunderbolt™ 5 USB-C Ports, 120Gbps Bandwidth, DisplayPort™ 2.1, PCIe 4.0 x4, USB4®, Compatible for Intel 800...
3.0
$139.99
$126.00
Amazon.com
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
PCIe USB 3.2/3.1 Gen 2 Card 8 Ports Type-A(4), USB C(4) PCIe Card 10Gbps
4.0
$546.64
Amazon.com
Amazon price updated: November 3, 2026 5:45 pm

More information about I/O Port Cards

Expand your computer's connectivity options with I/O Port Cards. These handy devices allow you to easily add extra ports to your computer, giving you more flexibility and convenience. Whether you need additional USB ports, serial ports, parallel ports, or even audio ports, I/O Port Cards have got you covered. Quickly upgrade your computer today.

Questions about I/O Port Cards

<span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span>Advanced Custom Fields</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span>

Advanced Custom Fields

Advanced Custom Fields

Advanced Custom Fields

Advanced Custom Fields