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USB to Serial Adapters (RS232, RS422 & RS485)

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BeagleBone Black USB Expansion RS232 Module Cape

In Stock & ready to ship.
BeagleBone I/O Module with automatic recognition of USB ports and SD card when installed ( a mini PC). Utilizes GL852G USB 2.0 MTT Hub controller to expand the single USB port connections. Provides two high-speed RS-232 serial interfaces allows for stacking for additional serial ports.
Part# USB-2COM-BB
$37.95
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USB TTL 5V / 3.3V RS232 adapter with LED indicators

USB TTL adapter with integrated USB type-A port incorporates a 6-wire terminal block and individual wires with TTL header pin connectors to connect as you see fit. The voltage of 5V or 3.3V is set by jumper settings on the circuit board anf supports RS232 signals GND, CTS#, RTS#, TxD, RxD, and VCC with LED indicators for power, TxD, and RxD.
Part# USB-6WTTL
$14.95
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USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge

8 Optically Isolated and Surge Protected serial ports, The USB2-8COMi-SI-TB is a USB 2 to 8-port industrial serial adapter that protects you device(s) with optical Isolation, 15KV ESD protection.
Part# USB2-8COMi-SI-TB
$289.95
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USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge

Limited stock, 2 available.
4 optically isolated and surge protected terminal block ports, The USB2-4COMi-SI-TB is a USB 2 to 4-port industrial serial adapter that protects you device(s) with optical Isolation, 15KV ESD.
Part# USB2-4COMi-SI-TB
$189.95
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USB2 to 8-Port RS232-422-485 Serial TB Adapter

Limited stock, 4 available.
8 RS-232/422/485 ports with terminal block connection, the USB2-8COMi-TB is a USB2 to 8-port industrial serial adapter that protects your device(s) with 15KV ESD protection and 600W surge protection.
Part# USB2-8COMi-TB
$239.95
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Isolated USB to 2-Port RS232 / 422 / 485 Serial DB-9 Adapter

Limited stock, please call or email for status.
Isolated RS232 / 422 / 485 Serial Signal, The CM-422485DB-i2 Isolated USB to 2-Port serial interface adapter features 2.5kV isolation to ensure 2 serial devices by DB-9 port connected require long range or multi-drop.
Part# CM-422485DB-i2
$129.99
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Isolated USB to RS232 RS422 RS485 Mountable Terminal Block Adapter

Limited stock, please call or email for status.
RS232 / 422 / 485 Isolated Terminal block adapter, The CM-422485-TBi Isolated USB to serial interface adapter features 2.5kV isolation to ensure these serial devices via the terminal block.
Part# CM-422485-TBi
$89.99
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4-Port DB-9 Male Isolated USB to RS422 RS485 Serial Adapter

4-Port RS232 / RS422 / RS485 Isolated Adapter, The CM-422485-i4 Isolated USB to 4-Port serial interface adapter features 2.5kV isolation to ensure 4 serial devices by DB-9 port connected.
Part# CM-422485-i4
$199.99
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Isolated USB to RS-232 / RS-422 / RS-485 Adapter DB-9 Male

Limited stock, please call or email for status.
Isolated RS232 / RS422 / RS485, The CM-422485-i Isolated USB to serial interface adapter features 2.5kV isolation to ensure these serial devices by DB-9 port connected require long range or multi-drop capabilities won't be damaged between the PC and serial applications.
Part# CM-422485-i
$69.99
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GearMo Windows 10, 8, 7 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED

★★★★★
In Stock & ready to ship.
This USB 2.0 RS-232 Serial Adapter is the easiest way to add a serial port to your computer. Newer computers today are unequipped to support peripherals requiring a serial RS-232 connection because they lack serial ports; this affects PDA, digital camera, and GPS type equipment that may be used on your system.
★★★★★ Part# GM-FTDI-LED
$22.95
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DB9 to Terminal Block 5 Pin Passive Adapter

In Stock & ready to ship.
Passive DB9 Connect to 5-Pin Terminal Converter, The US-485TBP is a serial DB9 to Terminal signal converter from RS232 to a RS485 interface designed for PC, Workstation, Thin Client or.
Part# US-485TBP
$19.95
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RS-232 to RS-485 Converter

In Stock & ready to ship.
This RS232 to RS485 converter is compatible with the RS232C and RS485 standard. It is able to convert RS232 signals to RS485 balanced differential signals and extend the communication distance to 1.2 km.
Part# US-485C
$24.95
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USB to Serial Adapter RS-232 DB-9 Male - Windows 10, 8, 7 and Mac

★★★★★
In Stock & ready to ship.
USB Serial Adapter Supports Windows 8, 7 and Vista (32 and 64-Bit) Install as a standard Windows COM port, Full RS-232 modem control signals, RS-232 data signals; TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND.
★★★★★ Part# USBG-232
$18.09
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15ft. Dual DB-9 USB Serial DB-9 RS-232 Adapter for XP/2000/2003/Vista

Limited stock, please call or email for status.
15ft. dual DB-9 USB serial DB-9 RS-232 adapter is with Prolific chip. Bus powered for standard USB To 2 RS-232, is easy to install for support of many serial devices.
Part# USBG-2XP2
$59.95
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SerialGear USB to serial 4 Port DB-9 RS-232 Adapter with FTDI Chip

★★★★★
In Stock & ready to ship.
USB bay docking USBG-BAY4 serial adapter box supports Windows 7 and Vista (32 and 64-Bit) RS232 Port X 4 feature a rugged metal enclosure! Multiple modules can be added to a single USB interface allowing you to add RS232 connectivity as needed.
★★★★★ Part# USBG-BAY4
$85.12
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USB to four serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485

USB-4COMi l Adds four high speed RS-422 ports via USB connection l 384 byte receive buffer l 128 byte transmit buffer for high data throughput l Data rates: 300 bps to 230K bps l Serial connector: Four DB-9 male connectors l Easy connectivity to printers, POS, Industrial control devices l Data signals: TX-, TX+, RX+, RX-, GND, RTS-, RTS+, CTS+, CTS
Part# USB-4COM-I
$139.98
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1-Port USB to RS-232 Selectable RS-422 or RS-485 Industrial Adapter

★★★★★
In Stock & ready to ship.
Expand your serial port out with this RS232, RS422, RS485 adapter by plugging the Adapter to the USB port, the adapter is automatically detected and installed as a standard Windows COM port ready for use. Provides a unique feature of supplying power output of 5V/150mA through pin-5 of the terminal block to serial device
★★★★★ Part# USB-COMi-M
$54.89
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Industrial Professional USB Serial Adapter RS232 FTDI with 5Volt Out

In Stock & ready to ship.
USB Serial Adapter RS232 with 5Volt Output Option on Pin9 Selectable Via Jumper, Great for Barcode Scanners and POS devices. FTDI Chip with Windows 7 Drivers Supports Windows 7 and Vista (32 and 64-bit)
Part# USBG-COM-X
$17.29
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USB RS-232 Industrial Adapter Isolated and Surge Protected FTDI Chip

In Stock & ready to ship.
USB Optical isolation & surge protection Adapter RS-232 USB to RS-232 Adapter provides 1 RS232 Serial Port over USB Port, easy Serial Port Expansion over USB Port.
Part# USBG-SSRS1
$59.78
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USB to Serial RS-422/RS-485 Industrial Single Port Adapter w/FTDI

In Stock & ready to ship.
The USB-COMi-TB USB-to-RS-422/485 Industrial Serial Adapter is designed to make industrial communication port expansion quick and simple. Connecting to a USB port on your computer or USB hub.
Part# USB-COMi-TB
$44.99
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USB-8COMi-RM USB to Octal RS-232/422/485 adapter metal case w/DIN-Rail

Limited stock, 3 available.
This Industrial Grade Rack Mount 8-Port USB Serial Adaptor Metal Case with Built-In 100-240Volt Power Supply uses FTDI chip USB serial Converters part number FT2232C.
Part# USB-8COMi-RM
$279.78
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USB 2.0 Industrial Adapter User Selectable RS232/422/485 FTDI Chip

Limited stock, 2 available.
USB-COMi+ (USB-COMiPLUS) 1-Port RS-232/422/485 USB-to-Serial Adapter features Easy Mode Setting by Hidden DIP Switch Adds one RS-232, RS-422 or RS-485 serial port by connecting to a USB.
Part# USB-COMiPLUS
$46.99
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USB to RS-485 Adapter W/Terminal Block Changer FTDI chip inside

In Stock & ready to ship.
Professional grade USB to RS485 Converter optimized for Windows 7/8/10 and Server 2003/2008. High-Speed and Interface compliance,USB1.1,2.0,3.0, EIA/TIA RS-485.
Part# USB-RS485-AT
$22.98
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USB RS485 Adapter to RJ45 FTDI chip inside

In Stock & ready to ship.
USB to RS-485 adapter provides an extra Serial Com port via USB connection and can be configured to work with RS-485 peripherals such as POS and Industrial Control devices.
Part# USB-RS485-RJ
$15.09
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4 Port USB to RS-232/422/485 Auto Setup Adapter Windows Linux Mac

4 Port RS232/422/485, software configurable VScom USB-4COM-PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS422/RS485 with Metal case and DIN-Rail mountable.
Part# USBG-4COM-PRO
$299.98
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10ft USB to Serial Adapter Cable with Screws and Three LED display

In Stock & ready to ship.
Unique 3m Prolific USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that uses the Prolific PL-2303 Chip it also has three color LED display.
Part# USBG-3M232-STP
$16.23
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FTDI 6ft. Long USB to Serial Adapter Cable with Screws and Three LED display

★★★★★
In Stock & ready to ship.
FTDI Unique USB to serial adapter cable with screw style db-9 male connector and shielded 6ft. long USB cable that uses the FTDI Chip it also has three color LED display/.
★★★★★ Part# USBG-6ft232-STF
$21.23
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FTDI 10ft. Long USB to Serial Adapter Cable with Screws and Three LED display

In Stock & ready to ship.
FTDI Unique 10ft. USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that uses the FTDI Chip it also has three color LED display.
Part# USBG-10ft232-STF
$26.23
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USB to RS-232 DB-9 serial adapter COM port retention Win/Mac/Linux

In Stock & ready to ship.
USB to RS232 Professional, this is the Best and most reliable USB to RS232 adapter anywhere backed by a Five Year Warranty from a USB Company that has been selling USB product for over a decade.
Part# USB-TO-SERIAL-PRO
$24.95
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