USB to Serial
USB to Serial Adapters supporting RS232, RS422, and RS485 signals from a USB serial interface, lower OS also supported. USBGear offers the USB to serial interface adapters in single or multiple ports and various configurations including cable length, RS232 TTL (terminal block), and style.
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$21.04RS-232 | 512 Bytes Receive | 512 Bytes Transmit | FTDI
- Expand Your Serial Capabilities: Connect your legacy 9-pin serial device through a USB-A port to add legacy functionality to newer technologies with no serial port connections.
- Safe Connections: Designed with a unique system load reduction feature, the Mini USB to Serial Adapter also offers 15kV ESD protection for connected devices.
- Plug-&-Play: The adapter’s power is drawn from a USB connection for ease of access and is compatible with Windows (up to Win 11), Mac OS, and Linux.
- COM Retention: COM Ports are fully configurable, and after reboots, port assignments are preserved.
- Upstream: 1 USB port, Type A Male Connector
- Downstream: 1 Male DB9, w/ nuts
- LEDs: Power, TX / RX
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$19.90RS-232 | 512 Bytes Receive | 512 Bytes Transmit | FTDI
- Expand Your Serial Capabilities: Connect your legacy 9-pin serial device through a USB-A port to add legacy functionality to newer technologies with no serial port connections.
- Safe Connections: Designed with a unique system load reduction feature, the Mini USB to Serial Adapter also offers 15kV ESD protection for connected devices.
- Plug-&-Play: The adapter’s power is drawn from a USB connection for ease of access and is compatible with Windows (up to Win 11), Mac OS, and Linux.
- COM Retention: COM Ports are fully configurable, and after reboots, port assignments are preserved.
- Upstream: 1 USB port, Type A Male Connector
- Downstream: 1 Male DB9, w/ nuts
- LEDs: Power, TX / RX
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$34.99Learn MoreGearmo Single Port Industrial USB 2.0 to Serial Converter with Power RX and TX LED is a great solution when a limited number of serial ports are available.
- Utilizes FT2232H FTDI Chip set
- Automatically configures the additional COM port
- Plug and Play allows easy installation
- Perfect for connecting a serial modem, bar code scanner, CNC router, or other serial devices
- Rugged metal industrial design
- 25KV ESD surge protection iCoupler isolation
- Supports Windows 7, 8, 10, and 11, Linux, OSX
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$18.65Easily connect this 36 inch (1 meter) RS232 cable adapter to your modem, GPS, Palm or other serial device from your system's host USB port. The adapter works with Windows 11, 10, 8, 7 and XP along with Mac and Linux. Learn More -
$29.99 As low as: $28.19The USB-COMPlus is compact and adds a USB to industrial RS232 serial communication port to your system with a 5 Volt option for Barcode Scanners, POS Devices, Modem Control and More with this quality constructed professional serial adapter with FTDI. Learn More -
$64.38Learn MoreRS-232 | RS-422 | RS-485 | 512 Bytes Receive | 512 Bytes Transmit
- Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter hub is perfect for installations in labs, warehouses, or heavy machinery.
- Safe Industrial Connections: Designed for use with Bar Code Scanners, Time Clocks, Label Printers, Point of Sale Terminals, Receipt Printers, and more the USB to Serial Adapter offers 15kV surge protection for connected devices.
- Effortless Port Configuration: The adapter is designed with external dip switches to set RS-232, RS-422 or RS-485 ports and different operation modes conveniently.
- COM Retention: COM Ports are fully configurable, and after reboots, port assignments are preserved.
- USB Power: Power is drawn from a USB connection, no bulky power supply or power outlet is required.
- Upstream: 1 USB port, Type B Female Connector
- Downstream: 1 Male DB9, w/ nuts, 1 6-pin Terminal Block
- LEDs: Power, TX / RX
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$32.75USB to RS-485 / RS-422 Converter contains an FTDI Chip with terminals photoelectric interface can convert the single ended USB signal into difference RS-422 or RS-485 signal. The converter includes Transient Voltage Suppressor technology! Learn More -
$109.76USB to RS-232/422/485 Adapter with Optical isolation with 2000 volts DC & surge protection. Built-n ESD protection up to 25KV. Learn More -
$71.26 As low as: $66.98USB-COM-SI-M USB RS-232 Industrial Adapter Metal case with DIN-Rail is designed for industrial applications, it is suitable for remote access, retail and industrial applications, data collection and other applications requiring high speed RS-232 serial communication port. Learn More -
$21.95This 3 ft. USB to Serial adapter is a tool of choice when supporting serial peripherals in newer computers without serial support. Now supported by Windows 11, this is an ideal solution for device support.
- LED activity monitoring
- Full support of RS-232 signals
- USB bus powered
- 3ft. cable connection
Recent Reviews
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5.0 out of 5 stars
Perfect!.
Just what I needed.
(Review by John) -
5.0 out of 5 stars
works great.
I love the extra length it gives me for my usb cord for my phone.
(Review by Dotty) -
5.0 out of 5 stars
very reliable.
solid connection no noticeable input delay and provides ample power. i have stream deck, mouse
(Review by Marty)