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StarTech.com 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART Model PCI2S4851050
- Type: PCI to Serial Port Card
- External Ports: 2 x Serial Ports
- Operating Systems Supported: Windows 7 (32/64bit)/ Vista(32/64)/ XP(32/64) Windows Server 2008 R2/ 2003(32/64)/ 2000 Linux 2.4.x/ 2.6.x
- Specifications: Bus Type: PCI / PCI-X (5 / 3.3V) Card Type: Standard Profile (LP bracket incl.) Chipset ID: SystemBase -SB16C1052PCI Connector Type(s): PCI / PCI-X (Universal 3.3 & 5V 32-bit) Male Data Bits: 5, 6, 7, 8 External Ports: DB-9 (9 pin ; D-Sub) Male FIFO: 256 Bytes Flow Control: Xon, Xoff, RTS#, CTS# Humidity: 5~85% RH Included in Package: 2 port PCI RS422/485 card Driver CD Low profile (half-height) brackets User Manual Industry Standards: PCI Local Bus Specification 2.3 PCI Power Management 1.1 Interface: Serial Max Baud Rate: 128 Kbps Operating Temperature: -10°C to 80°C (14°F to 176°F) OS Compatibility: Windows® 8 / 8.1 (32/64b...
- Model #: PCI2S4851050
- $170.99 –
- $10.00 Shipping

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EN-Labs U.2 to M.2 NVMe M-Key NVMe Adapter,M2 to Mini SAS SFF-8643 Expansion Card w/ SFF8643 to SFF-8639 PCIe SSD Adapter Cable for Mainboard Intel SSD 750 p3600 p3700 - 3.3FT
Limited time offer, ends 09/30
- Type: SSD ADAPTER
- Model #: M2NVMETOU21M
- $46.49 –
- Free Shipping

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PCIe HDMI Capture Card, 4K 60Hz PCI Express HDMI 2.0 Capture Card w/ HDR10, UHD Video Capture Device for Desktop, PCIe x4 Video Recorder/Adapter/Live Streaming, H.264 Support - Video Capture/Recording
- Type: PCI Express HDMI Capture Card
- External Ports: Input: 1 x HDMI 2.0 (19 pin) Output: 1 x HDMI 2.0 (19 pin)
- Internal Ports: PCI Express x4
- Standard: Industry Standards: NTSC, PAL-M, PAL-60, PAL Video Encoding: MPEG4/H.264 DirectShow Compatible
- Model #: PEXHDCAP4K
- $364.87 –
- $10.00 Shipping

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VANTEC UGT-M2PC130 M.2 NVMe PCIe x4 Low Profile Adapter With 110 Length Support
- Type: PCI Express to M.2 Card
- External Ports: 1 x M.2 (NGFF), M Key
- Internal Ports: 1 x PCIe x4 Slot
- Operating Systems Supported: Windows 7/8/8.1/10, or Linux
- Model #: UGT-M2PC130
- $43.48 –
- More options from $43.48 - $95.25
- Free Shipping

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Card Reader CFexpress To SSD M.2 NVME Expansion Card Xbox Series X/S XSX CFexpress Only Support for Western Digital CH SN530 1TB
- Model #: 86554527456
- $133.90 –
- Free Shipping

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PCI-E x1 Expansion Card PCIe to 19Pin/20Pin + Large 4Pin IDE Power Connector External to Internal Adapter Card NEC720200 Chipset
- Model #: DW-TXB152
- $16.99 –
- Free Shipping

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PCI express 1 Serial and 1 parallel port Expression Card RS232 Printer port PCIe PCI-e riser Card
- Model #: DIEWUseries-46
- $21.99 –
- Free Shipping

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4 Port USB3.0 PCIe 1x PCI Express Adapter Expansion Control Card 5Gbps with 4Pin Power Connector USB 3.0 Hub Chipset VIA VL805
- Model #: DW-TXB048
- $18.99 –
- Free Shipping

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PCIe 1x to 4 Port USB3.0 Expansion Card 4Pin Power Connector PCI Express Adapter USB 3.0 Hub High Speed 5Gbps Chipset NEC720201
- Model #: DW-TXB018
- $21.99 –
- Free Shipping

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PCI-E 2 RS232 serial COM Port Riser card 1 Printer parallel port card computer Adapter Converter TXB076
- Model #: DIEWUseries-45
- $27.99 –
- Free Shipping

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Mining Card High Speed PCIe PCI Express to 6G SATA3.0 2 Port SATA III 6G Controller Expansion Card Adapter With High/Low Profile Bracket
- Model #: BestAdapter-22
- $24.99 –
- Free Shipping

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PCI to 2 port Serial 1 port parallel Riser Card ADD ON CARD RS-232 RS232 with ASIX/AX9865 chip
- Model #: DIEWUseries-23
- $25.99 –
- Free Shipping

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PCIe to USB3.0 External 2 Port USB3.0 PCI-E x1 Expansion Card Adapter Internal 19pin Header 4pin IDE Power Connector for Desktop
- Model #: DW-TXB050
- $18.99 –
- Free Shipping

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PCI-E to M.2 Expansion Card PCI Express to M.2 (NGFF) SATA SSD Adapter riser card Adapter TXB043
- Model #: DIEWUseries-17
- $17.99 –
- Free Shipping

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computer accessories USB 3.1 Type-C 2 usb 3.0 type-A SATA 15PIN USB header PCI-e riser Card Desktop PCI Express
- Model #: DIEWUseries-103
- $27.99 –
- Free Shipping

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PCIe x1 USB3.0 Expansion Card 4 Ports USB3.0 Hub High Speed 5Gbps Riser Card Adapter Red PCB Board VL805 Chipset for Desktop
- Model #: DW-TXB006
- $20.99 –
- Free Shipping

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6+12pin SSD to SATA Converter Card Board for Apple 2010 2011 for MacBook Air A1370 A1369 SSD to 2.5" SATA 22pin
- Model #: BestAdapter-2
- $13.99 –
- Free Shipping

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New USB 3.0 PCI-E Expansion Card Adapter External 2 Port USB3.0 Hub Internal 20pin Connecter PCI-E Card TXB050
- Model #: DIEWUseries-67
- $23.99 –
- Free Shipping

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USB 3.0 PCI-E Expansion Card External 2 Port USB3.0 PCIe Card with 2 Power Modules 4A Current 5Gbps NEC720202 Chip for Desktop
- Model #: CLUU-12
- $25.99 –
- Free Shipping

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4 Port USB3.0 PCI-E Expansion Card 5Gbps USB3.0 Adapter Controller Card NEC 2A Independent Power Supply No Need External Power
- Type: PCI to USB Card
- Model #: CLUU-01
- $33.99 –
- Free Shipping

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MT7630E Wireless 150Mbps 802.11BGN Network Mini PCI-E Adapter SPS:710418-001 Laptop Wifi Card for Pavilion m4 m6 envy14 16
- Model #: WIFIBEST-WIFICARD127
- $12.99 –
- Free Shipping

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PCI 2 serial 1 parallel port Expansion card with TX382A card adapter
- Model #: DIEWUseries-11
- $24.99 –
- Free Shipping

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EnLabs PCIE100MNW 10/100Mbps RJ45 Fast Ethernet LAN PCI Express / PCIE Network Adapter / PCI-e Network Controller Card w/ Full-Profile PCI Slot Cover (Realtek RTL8211 chipest)
Limited time offer, ends 09/30
- Model #: PCIE100MNW
- $15.49 –
- Free Shipping

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4 Port USB3.0 PCI-E X1 Expansion Card PCIe USB3.0 HUB Controller Adapter 5Gbps VIA Chipset Independent Power Supply Plug & play
- Type: PCI to USB Card
- Model #: CLUU-05
- $21.99 –
- Free Shipping

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PCIe PCI Express to SATA3.0 2-Port SATA III 6G Controller Expansion Card Adapter For chia mining
- Model #: BestAdapter-21
- $24.99 –
- Free Shipping

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PCI-E to 4 Port USB3.0 3.5" Floppy Drive Front Panel Bracket Expansion Card 5Gbs PCIe x1 Riser Cable 60cm Chipset NEC720201
- Type: PCI to USB Card
- Model #: CLUU-08
- $33.99 –
- Free Shipping

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BUCIER NVME to PCI-E 4.0 Low Profile PCI-E 3.0 x1 Lane to M.2 NGFF M-Key SSD Nvme AHCI PCI Express Adapter Card
- Model #: 8567457947
- $39.78 –
- Free Shipping

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USB 3.1 Type C PCIe Expansion Card PCI-e to 1 Type C and 2 Type A 3.0 USB Adapter PCI Express Riser card For Desktop TXB055
- Model #: DIEWUseries-107
- $27.99 –
- Free Shipping

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For IBM Lenovo Intel Centrino Wireless-N 1030 11230bnhmw 150Mbps Wifi Bluetooth 3.0 PCI-e Card 802.11b/g/n Wlan network card
- Model #: WDX-WIFICARD-56
- $11.99 –
- Free Shipping

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PCIe to External 4 Ports USB3.0 Expansion Card Support PCI-E x1 x4 x8 x16 NEC720201 Chipset 5Gbps with 15Pin SATA Power U3N04S
- Type: PCI to USB Card
- Model #: CLUU-04
- $25.99 –
- Free Shipping

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PCIE 1 TO 4 PCI Express 1X Slots PCI-E X1 To PCI-E X16 Graphic Card Slot Riser Card Mini ITX To External 4 PCI-E Slot Adapter PCIe Port Multiplier Card For BTC LTC
- Model #: BestAdapter-10
- $44.99 –
- Free Shipping

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- $48.99 –
- Free Shipping

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For Inspiron 15-3542 Laptop 05GC50 QCWB335 802.11n Bluetooth 4.0 Wireless WiFi Card
- Model #: WIFIBEST-WIFICARD67
- $12.99 –
- Free Shipping

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For Intel 7260 AC 2.4G+5G Dual Band Bluetooth 4.0 Wireless Mini PCI-E WiFi Card
- Type: Mini PCI Express to Mini PCI Express
- Model #: CL-wificard2-10
- $14.99 –
- Free Shipping

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Ethereum ETH ZEC Mining Server Power Supply 12V GPU/PSU Breakout Board With 9pcs 18AWG 50cm PCI-E 6 Pin To 6+2 Pin Cables Power Adapter
- Model #: BestAdapter-13
- $38.99 –
- Free Shipping

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150Mbps Realtek RTL8188CE AW-NE139H 2.4G 802.11BGN Mini PCI-E WiFi wireless Card
- Model #: CL-wificard6-74
- $11.99 –
- 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 CardShawn 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 PortsDavid 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 PEXUSB3S24Tim 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)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 CardMichael 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/XPAnonymous
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