Your Browsing History
- In Stock
- Sold by Newegg
- Make an Offer
- New
Any questions? Our AI beta will help you find out quickly.
Try me now

Quick View
1FT RS485 to USB Terminal Converter Serial Port Cable for Windows 7 8 10
- Model #: C745-L708-086
- $28.99 –
- More options from $28.99
- Free Shipping

Quick View
Quantum USB to 8 Port RS232 Serial Adapter with FTDI Chip for Industrial Automation
- Model #: C10V-S49-66
- $357.99 –
- Free Shipping

Quick View
Quantum 8-Port PCI RS-232 Serial Card Controller with 926.1Kbps Speed, 256 FIFO, Industrial Grade for Data Acquisition & Automation
- Model #: C10V-S49-27
- $109.99 –
- Free Shipping

Quick View
PCI-Express PCIe Expansion Card - 1X Serial COM interfaces - COM Port RS232 Interface - Adapter Converter Card, RS-232 Module with 4 Connections, 18-pin
- Model #: LC6W1J30-906
- $47.99 –
- Free Shipping

Quick View
Quantum Industrial 8-Port RS232 PCIe Serial Card - Low Profile Bracket - DB9 Serial Ports for COM Expansion
- Model #: C10V-S49-48
- $189.99 –
- Free Shipping

Quick View
PCI serial card PCI TO 2 Port RS485 RS422 COM Serial Port adapter converter card
- Model #: C75J*OYJ*G1*0717-243
- $93.96 –
- Free Shipping

Quick View
OIKWAN USB to Micro USB Console Cable with FTDI Chipset, RS232 Serial Port Adapter for Cisco Routers/Switches, PLC, Industrial Control Devices, Compatible with Windows/Mac/Linux (6ft/1.8m)
- Brand: LORDWORLD
- Model #: 26-7CXY16-114
- $46.98 –
- Free Shipping

Quick View
PCI to 1x Serial Port + 1x Parallel Port PCI Single Port DB9+DB25 RS232 COM Expansion Card Riser Card Adapter Chip ASIX/AX9865
- Model #: Y4J98RTF
- $46.39 –
- Free Shipping

Quick View
PCIe to Dual RS232 Serial Port Card with DB9 Connectors - 2-Port COM Expansion Card for Industrial PCs, Desktop Computers, and 9-Pin Multi-Serial Adapter
- Model #: 6908922343
- $38.98 –
- Free Shipping

Quick View
10 Pack DB9 RS232 Serial Gender Changer Adapter, 9Pin Male to Male & Female to Female Serial Port Coupler Connector
- Model #: C24W-X6668
- $33.79 –
- Free Shipping

Quick View
MM-PCI16C1058-8S PCI to 8-Port RS232 Serial Adapter Card 926.1Kbps Desktop COM Port with 1 to 8 DB9 Serial Cable Support PCIIRQ Sharing
- Model #: 6908900187
- $55.74 –
- Free Shipping

Quick View
5-Pack DB9 Null Modem Adapter Female to Female Slimline Data Transfer Serial Port Adapter F/F
- Model #: B077SX53713
- $9.99 –
- Free Shipping

Quick View
Mini PCIe to 4-Port RS232 Serial Card, Industrial-Grade DB9 COM Expansion Adapter Mini PCI Express to RS-232 Converter, -40°C~+85°C Working Temperature
- Model #: 6908900120
- $55.74 –
- Free Shipping

Quick View
PCIE 2 Port Serial Expansion Card PCI for Express PCI-E to Industrial DB9 x2 Serial RS232 COM Port Adapter AX99100 Chip
- Model #: FF-II-096
- $47.16 –
- More options from $47.16
- Free Shipping

Quick View
PCI Expansion Card with 1×DB9 RS232 Serial Port + 1×DB25 Parallel Port, ASIX AX9865 Chip, COM & LPT Printer Riser Adapter
- Model #: C24W-X8435
- $44.89 –
- Free Shipping

Quick View
1-port USB to RS232 Serial Converter with ESD protection Converter Adapter Cable
- Model #: C75J*OYJ*G1*0717-165
- $21.96 –
- Free Shipping

Quick View
2 Pack RS232 DB25Pin Serial Port 90 Degree Angled Connector Parallel LPT AES/EBU Adapter
- Model #: LC6W1J25-691
- $34.99 –
- Free Shipping

Quick View
RS232 DB25Pin Serial Port 90 Degree UP Angled Connector Parallel LPT AES/EBU Adapter
- Model #: LC6W1J25-693
- $32.99 –
- Free Shipping

Quick View
RS232 DB25Pin Serial Port 90 Degree Down Angled Connector Parallel LPT AES/EBU Adapter
- Model #: LC6W1J25-692
- $32.99 –
- Free Shipping

Quick View
FT232H USB to JTAG High-Speed Multifunction Serial Port Module SPI/I2C UART/FIFO SPI/I2C
Limited time offer, ends 07/23
- Model #: BLC73X-616-ZM-1769
- $21.87 –
- Free Shipping

Quick View
PCIe to Dual RS232 Serial Port Card with DB9 Connectors - 2-Port COM Expansion Card for Industrial PCs, Desktop Computers, and 9-Pin Multi-Serial Adapter
- Model #: 6908922335
- $39.99 –
- Free Shipping

Quick View
Quantum Universal PCIe to 16-Port RS232 Serial Card with DB9 Cables for Monitoring and Data Collection Systems
- Model #: C10V-S49-42
- $519.99 –
- Free Shipping

Quick View
Quantum Mini PCIe to 2 Port RS232 Serial Card Auto Direction Control for POS Systems
- Model #: C10V-S49-34
- $78.19 –
- More options from $78.19 - $79.99
- Free Shipping

Quick View
DB9 Solderless Adapter RS232 D-SUB Serial to 9-pin Port Spring Terminal Crimp Connector Breakout Board 9 pin Port Adapter Module for Serial Communication Devices (DB9 Male)
Limited time offer, ends 07/23
- Model #: BLC73X-616-ZM-1999
- $18.99 –
- Free Shipping

Quick View
1pcs for Motherboard 9 Pin RS232 DB9 Pin Com Port Ribbon Serial Cable Connector Bracket Female
Limited time offer, ends 07/23
- Model #: BLC73X-616-ZM-1653
- $20.38 –
- Free Shipping









