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High Speed Mini PCI-Express Turn 4 Ports RS422 RS485 Industrial Serial Port Card
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High Speed Mini PCI-Express Turn 4 Ports RS422 RS485 Industrial Serial Port Card
  • Model #: ZZL-RNU-ASD1464844
  •  
  • $255.02 –
  • Free Shipping
Syba 8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card - SI-ADA15071
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(1)
Syba 8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card - SI-ADA15071
  • Type: Controller Card
  • External Ports: 8 x Serial Ports
  • Operating Systems Supported: Windows 10 or Higher Ubuntu 19.04 or Higher
  • Package Contents: 8 Port Serial DB9 M.2 B+M Key Module Driver CD x1 Manual x1
  • Model #: SI-ADA15071
Syba 8 port Non-RAID SATA III 6Gbp/s to M.2 B+M Key Adapter PCI-e 3.0 x2 Bandwith - SI-ADA40170
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Syba 8 port Non-RAID SATA III 6Gbp/s to M.2 B+M Key Adapter PCI-e 3.0 x2 Bandwith - SI-ADA40170
  • Type: Controller Card
  • Operating Systems Supported: Windows 10, 8/8.1, 98SE, ME, 2000, XP, XP-64bit, Vista, Vista-64bit, 7, 7-64bit, Linux
  • Package Contents: (1) M.2 Gigabit LAN Module (2) Mini SAS To 4 x SATA Cable (1) Manual
  • Model #: SI-ADA40170
AUBEAMTO 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, Support WindowsXP/7/8/10 and MAC OS
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AUBEAMTO 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, Support WindowsXP/7/8/10 and MAC OS
  • Ports: 2 x USB A + 2 x USB C
  • Transfer Rate: Up to 5 Gbps
  • Color: Black
  • Package Contents: 1x USB 3.0 PCI-E expansion card, 1x CD driver, 2 x installation screws and 1x user manual
  • Model #: A-PCIE22A2C
  •  
  • $37.49 –
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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PCIe Serial and Parallel Port Card Desktop PCI-E 1 and 2 Serial Port Card Built-in 2S1P COM Serial Parallel Port Card

Limited time offer, ends 11/01

  • Model #: C72J-Y-1819-2IN1
  •  
  • $39.92 –
  • Free Shipping
M.2 NVMe Case SSD Enclosure NVMe to USB Adapter 10Gbps USB 3.1 Gen2 External Case Box Support M2 PCLe NVMe Express SSD 2280 2242
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M.2 NVMe Case SSD Enclosure NVMe to USB Adapter 10Gbps USB 3.1 Gen2 External Case Box Support M2 PCLe NVMe Express SSD 2280 2242

Limited time offer, ends 10/29

  • Type: M.2 NVMe Case
  • Model #: M.2 NVMe Case
  •  
  • $55.99 –
  • Free Shipping
ESTONE SATA Card, 4 Port SATA 3.0 Controller Expansion Card with 4 SATA Cable, 6Gbps PCIe SATA Card with Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices
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ESTONE SATA Card, 4 Port SATA 3.0 Controller Expansion Card with 4 SATA Cable, 6Gbps PCIe SATA Card with Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices
  • Type: PCI to SATA Card
  • External USB Ports: 4x SATA III
  • Standard: USB 3.2
  • Data Transfer Rate: Up to 6 Gbps
  • Model #: E-PCIE24SATA-4
  •  
  • $35.98 –
  • Free Shipping
SYBA 4-Port USB 3.0 PCI-Express Card, x1, Revision 1.0; Renesas Chipset with Full & Low Profile Brackets Model SD-PEX20159
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(5)
SYBA 4-Port USB 3.0 PCI-Express Card, x1, Revision 1.0; Renesas Chipset with Full & Low Profile Brackets Model SD-PEX20159
  • Operating Systems Supported: Windows 7 Vista XP Server 2008
  • Weight: 0.1
  • Package Contents: 1 x USB3.0 PCIe Host Controller Card 1 x Driver CD 1 x User Manual 1 x Low Profile Bracket
  • Model #: SD-PEX20159
eShinreal PCIe5.0 x16 to 4 Port M.2 NVMe SSDs Adapter support 2260/2280/22110 SSD
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eShinreal PCIe5.0 x16 to 4 Port M.2 NVMe SSDs Adapter support 2260/2280/22110 SSD
  • Brand: eShinreal
  • Series: Add on Card
  • Model: XIC PE5162
  • Type: PCI Express to M.2 Card
  • Model #: XIC PE5162-4IL
  •  
  • $60.00 –
  • $12.00 Shipping
ESTONE PCIe SATA Card 4 Ports with 4 SATA Cables, SATA 3.0 Controller Expansion Card with Low Profile Bracket, PCI-E X1 3.0 Gen3 (6Gbps) Boot as System Disk, Non Raid, Support 4 SATA 3.0 Devices
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ESTONE PCIe SATA Card 4 Ports with 4 SATA Cables, SATA 3.0 Controller Expansion Card with Low Profile Bracket, PCI-E X1 3.0 Gen3 (6Gbps) Boot as System Disk, Non Raid, Support 4 SATA 3.0 Devices
  • Type: PCI to SATA Card
  • External USB Ports: 4x SATA III
  • Standard: USB 3.2
  • Data Transfer Rate: Up to 6 Gbps
  • Model #: E-PCIE24SATA-5
  •  
  • $35.98 –
  • Free Shipping
ESTONE SATA Card, 4 Port with 4 SATA Cable, SATA Controller Expansion Card with Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices
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ESTONE SATA Card, 4 Port with 4 SATA Cable, SATA Controller Expansion Card with Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices
  • Type: PCI to SATA Card
  • External USB Ports: 4x SATA III
  • Standard: USB 3.2
  • Data Transfer Rate: Up to 6 Gbps
  • Model #: E-PCIE24SATA-2
  •  
  • $35.98 –
  • Free Shipping
ESTONE PCIE to USB Expansion Card, 5-Port (3X USB 3.0 A,2X USB C) Superspeed 5Gbps Front Expansion Card, USB PCIE Expansion Card for Win XP Win7 Win 8 Win 10 Win 11 Linux
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ESTONE PCIE to USB Expansion Card, 5-Port (3X USB 3.0 A,2X USB C) Superspeed 5Gbps Front Expansion Card, USB PCIE Expansion Card for Win XP Win7 Win 8 Win 10 Win 11 Linux
  • Type: PCI to USB Card
  • External USB Ports: 5x USB Ports
  • Data Transfer Rate: Up to 5.0 Gbps
  • Operating Systems Supported: Windows 7/8/10/11
  • Model #: E-PCIE23A2C-8
  •  
  • $64.67 –
  • Free Shipping

Bestselling Add-On Cards Reviews:

Anonymous
3/30/2026 11:29:09 PM
Great Value! Invisible!

“ NO, I bought this PCIx card and badda bing, badda boom it was working just fine immediately. ”

SYBA SI-PEX40110 M.2 M-Key NVMe PCI-e to PCI-e x4 Converter Card
Shawn S.
1/27/2026 9:32:37 AM
Excellent product at the best price I could find online

“ This replaced another StarTech powered PCI USB hub that uses a driver that is incompatible with Star Citizen, of all things. ”

StarTech.com PEXUSB3S7 7 Port PCI Express USB 3.0 Card - Standard & Low-Profile - SATA Power - UASP Support - 1 Internal & 6 External USB 3.0 Ports
David K.
1/1/2026 7:14:55 PM
Renesas Controller For Nvidia 3D Vision Emitter

“ I needed a PCIE usb card with a Renesas USB controller for my Nvidia 3D Vision emitter. ”

StarTech.com 2 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA Power Model PEXUSB3S24
Tim M.
12/31/2025 7:34:04 PM
BOOM. More USB ports than I can shake a stick at

“ Many many many more USB-A style though blue not red ports to add to your system. ”

PCIe USB 3.0 Card 7 Port, RIITOP PCI-e Express x1 to 7 Port USB3.0 Expansion Controller Card Adapter, NEC Chipset, No Need Power Supply (NOT Compatible 2U Case)
Wheatables
8/21/2025 10:03:57 AM
True Plug and Play. It just works.

“ Adds 7 more USB 3 ports. ”

PCIe USB 3.0 Card 7 Port, RIITOP PCI-e Express x1 to 7 Port USB3.0 Expansion Controller Card Adapter, NEC Chipset, No Need Power Supply (NOT Compatible 2U Case)
[email protected]
10/23/2024 12:00:48 AM
Maybe a Necessity if You Have USB-C on Front Panel

“ The PCI-E 1X to USB 3.2 GEN1 5Gbps 20pin Front Panel Header allows you to connect the USB-C front panel header to your PCI-E 1X slot ”

PCI-E 1X to USB 3.2 GEN1 5Gbps 20pin Front Panel Header (to Type-c Front Panel Header) + USB 3.0 19Pin Socket Expansion Card,Type-E Internal 20-pin Front Panel Connector Riser Card
Michael V.
11/16/2023 2:36:31 AM
East plug and play installation

“ Plugged right in and now I have a raft of USB ports. ”

PCI-E to 8 Port USB 3.0 (2xUSB-C, 6x USB-A ) Expansion Card 5Gbps, External PCI Express USB3.0 Adapter Card For Desktop PC PCI-e 1x, Support Windows 10/8/7/XP
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