ReviewsSerial Port Adapter

Gearmo 4 Port RS232 to USB FTDI chip Adapter with RX and TX Status LED

  • MULTI-USE FUNCTIONALITY - Quad Port Serial Adapter with FTDI Chipset, that supports an automatic handshake. Supports full RS232 Handshaking.
  • COMPATABILITY - With support on multiple OS platforms this makes our USB RS- 232 very versatile. Supported OS platforms are Windows 7, 8 and 10 as....
  • EASY INSTALLATION - This serial adapter lets you enjoy simple installation and operation with COM port retention that provides robust serial....
  • EASY TEST - Easy test RS-232 host to device link. With a full LED, dual color display, tester output. This will make testing your connections with....
  • WHY Gearmo? Your Trusted Partner based in the USA, Providing Advanced Engineering, Highly Reliable and Superior Built Products to handle the most....
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Cable Matters USB C to Serial Adapter Cable (USB-C to Serial, USB C to DB9, USB C to RS232) 3 ft - Thunderbolt 4 / USB4 / Thunderbolt 3 Port Compatible with Dell XPS 13, 15, Surface Pro and More

  • USB C to RS232 adapter cable connects from the USB-C port of a computer to a device with a female DB9 port.
  • USB bus-powered cable connects to devices for configuration or programming.
  • Male to male serial to USB cable provides a convenient solution for communicating with equipment that require a DB9 connector.
  • Use a DB9 mini gender changer (sold separately) if the fixed hex screws will not mate with the equipment port.
  • Simple installation of USB C to serial adapter using the drivers available for download from Cable Matters.
  • Connect a null modem adapter (sold separately) to directly connect two computers with serial cables.
  • Windows & Mac compatible with the latest OS versions.
  • Some equipment may require additional proprietary software that may limit the OS compatibility.
  • RS-232 compatible USB C serial cable is required for many types of equipment including a CNC Machine, GPS, telescope, Set-top box, Cisco network switch, sewing Machine and more.
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DTECH 2 Port PCI Serial Card PCI to COM Port DB9 RS232 Expansion Adapter for Desktop Computer PC Windows 10 8 7 XP Vista with 16C550 UART

  • 2-port PCI serial card turns a PCI expansion slot into 2 RS-232 DB9 serial port for your computer to connect multiple legacy serial devices.
  • Dual serial port card supports IRQ sharing and operates flawlessly with Windows 10, 8, 7, Vista, XP, 2000, ME, 98,etc.
  • PCI 2.1 specification, Standard 16C550 UART signal.
  • PCI card bracket with two RS232 serial interface uses WCH chip, data communication transfer rate up to 115.2 Kbps.
  • Full-height bracket design allows PCI to serial card to be installed in virtually any desktop computer case (standard profile computer chassis).
  • An ideal RS232 serial expansion card for fax modem, GSM modem, printer, barcode reader, cellular phone, PDA, POS machine, GPS, ISDN terminal adapter, satellite receiver, digital camera, radio system, etc. (If need driver installation guide , pls contact us directly via the order page.).
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StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART - RS232 Low Profile Serial Card - PCI Serial Card (PEX2S1050)

  • MEETS INDUSTRY STANDARDS: The 2-port PCI express serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots..
  • MAXIMUM COMPATIBILITY: The dual port DB9 to PCIe adapter is ideal for system upgrades in a wide range of applications including manufacturing equipment, POS equipment, and security devices..
  • HIGH-PERFORMANCE COMMUNICATION: The low-profile serial card delivers high-performance serial communication, with support for data transfer rates of up to 460Kbps..
  • SIMPLE INSTALLATION: The PCI dual serial adapter features IRQ sharing and supports plug-and-play connection. It has a standard-profile bracket installed, and an optional low-profile bracket..
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USB to RS232 Adapter with PL2303 Chip, CableCreation USB to DB9 Serial Female Converter Compatible with Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X 10.6 and Above,Black

  • ▶USB 2.0 male to RS232 female DB9 serial adapter connects a serial DB9(9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate..
  • ▶Uses latest Prolific PL2303 chipset. Supports Windows 10 / 8.1 / 8 / 7 / Vista / XP / 2000 / Linux 2.4 or above /and Mac OS X 10.6 and above..
  • ▶Easy Connectivity. USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs,cashier register,CNC,PLC controller,tax printer,POS, bar code scanner, label printer,and devices with DB9 serial ports. NOT compatible with Cutting plotter, SCM..
  • ▶Gold plated connectors ensure high performance and extra durability. Powered by USB port, no external power adapter required..
  • ▶CableCreation supports two-year warranty and easy to reach customer services.★ drivers can be downloaded at cablecreation website.★.
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2Packs DB9 Serial Adapters No Soldering Needed D-SUB 9-pin RS232 RS485 Adapter to Terminal Connector Signal Module with Bolts Nuts and Screwdriver 1PCS Male+1PCS Female

  • 【No soldering needed】 This is SO convenient， convenient wiring. The shell is designed with folding buckle, It can be disassembled or assembled....
  • 【DIY DB9 cable 】Using 9pin male and female connectors, you can make DB9 cable or USB to RS232 / RS485 cable by yourself. The cable length and....
  • 【Functional features】suitable for all kinds of industrial control products that need serial communication for pin connection, all copper base,....
  • 【Scope of application】D-sub9pin does not need to weld serial port connector, which is suitable for RS232 / RS485 / RS422 serial adapter COM port....
  • What you get :(1PCS Female +1PCS Male )with case，1PCS Screwdrivers ，4PCS 4#5+7 Serial port Nut ，4PCS 4#62mm Serial port long bolt ，4PCS 3*8mm....
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CableCreation 3.3 Feet USB to RS232 Serial Cable with Prolific PL2303 Chip, DB9 Adapter for Windows 10, 8.1, 8,7, Vista, XP, Linux, Mac OS X, 1M /Black

  • ►Important Tips: ★ Please install drivers from our official website before get it to work.★ Connect serial DB 9 (9 pin) devices such as a modem to a USB port on your computer. USB port with 1Mbps data transfer rate. ★ This is RS232 port but not VGA port!!!.
  • ►Latest Prolific PL2303 chipset: supports Windows 10 / 8.1 / 8 / 7 /Vista / XP / 2000 / Linux 2.4 or above /and Mac OS X 10.6 and above..
  • ►Easy Connectivity: USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs, cashier register, CNC, PLC controller, tax printer, POS, bar code scanner, Label printer, and devices with DB9 serial ports. NOT COMPATIBLE with Cutting Plotter, SCM..
  • ►Premium Material: Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required..
  • ►What You Get: 1* 3.3FT CableCreation USB to RS232 Serial Male Cable, we provide 24-month warranty and lifetime customer services..
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StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN)

  • MAXIMIZED PORTABILITY: This USB to serial RS232 adapter with FTDI features a single cable design removing the need for additional adapters and cables.
  • CORRECT DTE/DCE CONFLICTS: Convert your available USB port into a null modem RS232 DB9 serial port, resolving any DTE/DCE conflicts.
  • BROAD COMPATIBILITY: Compatible with your USB 1.0 or 2.0 ports, this RS232 converter works with your Windows, Mac or Linux systems.
  • FAST TRANSFER SPEEDS: Experience fast speeds with this serial adapter, supporting a Baud Rate up to 921.6Kbps.
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USB to Serial Adapter, Benfei 6 Feet USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above

  • HOW IT WORKS: BENFEI USB to RS232 DB9 Male Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate.
  • CONNECTORS: With standard USB Type A Male to standard Male 9-pin DB9 RS-232 serial connector.
  • Pay attention, it's not the USB to VGA(DB15) solution, unable to mirror video/audio to external montor. It's the USB to DB9 solution..
  • CONDUCTOR & SHIELDING: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation.
  • WIDE COMPATIBILITY: USB to RS232 adapter is with Prolific PL-2303 Chipset for widest possible compatibility with Windows 10, 8, 7, XP, Vista, 2000, 98, MacOS8 or higher, Linux 2.4.0 and later, and other platforms..
  • 18 MONTH WARRANTY: Exclusive BENFEI Unconditional 18-month Warranty ensures long-time satisfaction of your purchase.
  • Friendly and easy-to-reach customer service to solve your problems timely.
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USB to Serial Adapter, BENFEI USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M

  • HOW IT WORKS: BENFEI USB to RS232 DB9 Male Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate.
  • CONNECTORS: With standard USB Type A Male to standard Male 9-pin DB9 RS-232 serial connector.
  • Please pay attention: it's not the USB to VGA cable or USB to DB9 cable. If you need USB-VGA, please refer to our detail page.
  • CONDUCTOR & SHIELDING: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation.
  • WIDE COMPATIBILITY: USB to RS232 adapter is with Prolific PL-2303 Chipset for widest possible compatibility with Windows 10, 8, 7, XP, Vista, 2000, 98, MacOS8 or higher, Linux 2.4.0 and later, and other platforms..
  • 18 MONTH WARRANTY: Exclusive BENFEI Unconditional 18-month Warranty ensures long-time satisfaction of your purchase.
  • Friendly and easy-to-reach customer service to solve your problems timely.
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StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16550 UART - Expansion Card - Windows & Linux (PEX2S553)

  • 2 PORT SERIAL CARD: Serial controller card w/16550 UART based on ASIX MCS9922CV-AA, allows 2x DB9 ports w/bi-directional RS232 speeds up to 460.8Kbps per port, available 256 byte FIFO buffer | Upgraded version of our popular card PEX2S952.
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 Serial Adapter Card provides choice of 12v, 5v, or none through pin 9. Each of the 2 ports are individually configurable.
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe multiport serial card comes w/ a standard bracket pre-installed & 2x low profile brackets incl for versatile install.
  • VERSATILE APPLICATIONS: For standard profile desktop/servers with uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope.
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance.
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