Serial

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Serial Adapters - Offering a wide variety of USB to Serial Adapters, USB CAN, and IO Cards providing up to 32 ports

Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 10kV Surge Protection & 3ft. USB Extension Cable

Protocol

Port COunt

The USBG-232MINI Mini USB to RS-232 Serial Adapter can be utilized through an existing USB Port to work with your legacy serial connections. It’s great for newer technologies with no serial port connections.

Model# USBG-232MINI

$25.95

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RS-232 | 128 Bytes Receive | 256 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect your legacy 9-pin serial device through a USB-A port to…

Model# USBG-232MM

$27.95

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RS-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…

Model# USBG-232

$27.95

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RS-232 | 128 Bytes Receive | 256 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect your legacy 9-pin serial device through a USB-A port to…

Model# USBG-RS232-F12

$21.95

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RS-232 | RS-422 | RS-485 | 512 Bytes Receive | 512 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable…

Model# USBG-COMi-M

$82.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect 2 legacy 9-pin serial devices through a USB-A port…

Model# USBG-232FT-1

$49.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter…

Model# USBG-2COM-M

$98.95

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Expand Your Serial Capabilities: Connect your legacy serial device through a USB-A port to add legacy functionality to newer technologies with no serial port connections.…

Model# USB-232TTLMOS-IS

$54.95

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RS-422 | RS-485 | 128 Bytes Receive | 256 Bytes Transmit | FTDI Expand Your Serial Capabilities: The Mini Serial Adapter can be utilized through an…

Model# USB-COMi

$87.95

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RS-232 | 512 Bytes Receive | 512 Bytes Transmit | FTDI Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the…

Model# USBG-COM-M

$43.95

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RS-232 | FTDI Expand Your Serial Capabilities: Connect your legacy 9-pin serial devices through a USB-A port to add legacy functionality to newer technologies with…

Model# CG-4X232FTDI

$98.95

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Terminal Block Connector This Screw-less terminal block adapter is designed for fast and easy connection from DB9 female to spring clamp terminal block wiring for…

Model# TB-DB9TO9

$16.95

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RS-232 | 384 Bytes Receive | 128 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with optional mountable flanges, the serial adapter…

Model# USB2-4COM-M

$109.95

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RS-232 | 384 Bytes Receive | 128 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect your legacy 9-pin serial device through a USB-A port to…

Model# USB-COMiPLUS

$65.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit | FTDI Expand Your Serial Capabilities: The dual port Serial Adapter can be utilized through an…

Model# XC-232-C

$65.95

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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter…

Model# USBG-COM-SI-M

$109.95

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USB to Serial Adapter for Bar code Scanners The USBG-COM-X is compact, (only slightly longer than a pen cap) and adds a USB to industrial…

Model# USB-COMPlus

$32.95

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RS-232 | RS-422 | RS-485 | 384 Bytes Receive | 128 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable…

Model# USB-COMi-SI-M

$131.95

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RS-232 | RS-422 | RS-485 | 2,000 Bytes Receive | 2,000 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable…

Model# USB2-4COMi-SI-TB

$219.95

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RS-422 | RS-485 | 384 Bytes Receive | 128 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with optional mountable flanges, the…

Model# USBG-2COMi-SI-M

$208.95

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RS232 to Ethernet The Industrial 4-Port RS-232 to Ethernet Data Gateway adapter addresses the need to connect individual RS-232C devices to an IP-based Ethernet LAN.…

Model# MSD-SRF4X

$219.95

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RS-232 | 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…

Model# USBG-RS232-P12

$18.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter…

Model# USB2-8COM-M

$214.95

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FTDI USB RS232 DB9 Port Adapter The USBG-4FTDI-B 4-Port USB to Serial RS-232 Adapter for newer computers and laptops that no longer include host serial port…

Model# USBG-4FTDI

$87.95

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Serial USB Adapter - Full RS232 Modem Control The USB-32COM-RM USB to 32 Port RS-232 Serial Adapter is designed for industrial applications and harsh environments making serial…

Model# USB-32COM-RM

$659.95

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RS-232 | 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…

Model# USBG-RS232-F36

$27.95

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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter…

Model# CM-41042

$269.95

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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with optional mountable flanges, the serial adapter hub…

Model# USBG-8COM-M

$249.95

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USB to DB9 RS485 Serial Isolation Isolated industrial USB to Serial port on USB connect RS-422 and RS485 devices, used in industrial environment. With RS-485…

Model# USB-COMi-SI

$98.95

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USB to RS232 TTL Cable Adapter The new USB to RS232 TTL adapter allows you to control your voltage setting as you need whether 3.3V…

Model# USB-232TTLMOS

$43.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect 8 legacy 9-pin serial devices through a USB-A port…

Model# USB-8COM

$197.95

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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior Build Quality: Housed in a rugged steel chassis with optional mountable flanges, the serial adapter hub…

Model# CG-16COM-MINI

$399.95

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USB to RS232 Adapter - DB9 Male Ports The USBG-BAY4 is a 4 port DB-9 RS232 to USB serial adapter that is designed for PC,…

Model# USBG-BAY4

$139.95

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USB to RS232 Adapter - FTDI FT232RL Chipset The 4X232P1 USB 2.0 to Quad Serial Adapter features our USB 4-Port serial adapter allows 4 serial…

Model# USBG-4X232P1

$126.95

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USB to Serial Adapter - DIN Rail Mount The USB-16COM-RM is a 16 Port RS-232 industrial style USB to Serial adapter, which allows the use of sixteen…

Model# USB-16COM-RM

$461.95

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USB to RS232 Cable Windows 11 The USBG-4X2FTDI 4-Port USB DB-9 Serial Adapter is a rugged plastic USB to Serial adapter that allows you to add 4 RS-232…

Model# USBG-4X2FTDI

$76.95

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FTDI USB to Serial Adapter with Switching Power Supply Industrial Grade Rack Mount 8 Port USB RS-232, RS-422, RS485 Octal Serial Adapter with Metal Case and Built-In…

Model# USB-8COMi-RM

$362.95

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1 Port CAN Bus For Windows 10 If you're an engineer and involved in vehicle design, industrial automation, or other micro-chip related industry, we have…

Model# CG-1PRTCANB

$80.95

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Optical Isolation and Surge Protection for RS-232/422/485 Ports The USB2-8COMi-SI-TB is a USB 2 to 8-port industrial serial adapter that protects you device(s) with optical…

Model# USB2-8COMi-SI-TB

$329.95

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Terminal block serial adapter for RS-232/422/485 Our series of Industrial USB 2.0 to terminal block serial adapters support RS-232, RS-422, and RS485 and are designed…

Model# USB2-4COMi-TB

$164.95

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RS-232 | 128 Bytes Receive | 384 Bytes Transmit | FTDI Expand Your Serial Capabilities: Connect 4 legacy 9-pin serial devices through a USB-A port…

Model# USB-4COM

$109.95

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Factory Automation Serial Adapter The USBG-422MINI adapter has No jumper setting to set, The Mini USB to RS-422/485 Plug-in Adapter adds a RS-422 or RS-485…

Model# USBG-422MINI

$43.95

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USB to RS232 Adapter The USB-4X-RS232 USB to serial converter is designed for PC, thin client, or server to provide instant COM ports expansion via…

Model# USB-4XRS232

$97.95

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RS485 to USB Adapter Auto Transmit A 4-Port RS-422, RS-485 adapter for serial communication that utilizes four external DIP switches for easy access to the signal…

Model# USB-4COMi-M

$197.95

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RS232 to TTL CMOS Conversion Conveniently convert to TTL from RS232 with this RS232 to TTL CMOS conversion adapter, it supports standard RS232 signals and…

Model# US-232TTL33CON

$54.95

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USB to RS232 - Prolific Chipset The 36 inch USB to Serial DB9 adapter with Prolific Chipset (CG-RS232-P36) is meant for the shorter connections to…

Model# USBG-RS232-P36

$27.95

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USB to RS232 Adapter - 2500Vrms Isolation Industrial 8-Port DB-9 RS232 to USB Adapter to add eight new or additional serial devices to your system.…

Model# CM-41082

$399.95

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USB to RS485 DIN Rail Mount The USB-16COMi-RM is an Isolated USB to 16 Port COM Serial Adapter for RS-232 422/485 communication devices. Includes rack…

Model# USB-16COMi-RM

$681.95

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Metal USB CAN Bus Adapter This USB to Controller Area Network device (CAN) adapter installs and is automatically recognized by your operating system. It has…

Model# CG-1PRTMCAN

$109.95

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15KV ESD and 600W Surge Protection for RS-232/422/485 Ports Our series of Industrial USB 2.0 to terminal block serial adapters supports RS-232, RS-422, and RS485…

Model# USB2-8COMi-TB

$274.95

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USB to RS232 Adapter with FTDI and Isolation The USBG-SSRS1 single port USB RS-232 Adapter fully compatible with USB 1.1 and forward compatible with USB 2.0,…

Model# USBG-SSRS1

$89.95

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USB C to RS232 Adapter - 6ft. Cable The USBGear 6ft. USB C to RS-232 Serial Adapter features a new black ultra sleek and powerful design with…

Model# USBG-232MM-C

$27.95

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Protect your computer's serial port with this DB9 Male to Female Null Modem Adapter by removing port strain.

Model# DB9-MFRS232-PP

$4.95

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PCI Express Card - Port Protection The SG-PCIE2S422485OCTIS RS422/485 to PCI Express 2 Port Express card provides a high end scalable serial port expansion that accommodates a high-speed…

Model# SG-PCIE2S422485OCTIS

$164.95

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RS232 to Ethernet - Two Port Adapter The MSD-SRF2X Dual port RS-232 to Ethernet data gateway will address the need to add 2 RS-232C devices…

Model# MSD-SRF2XM

$186.95

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USB to RS232 Adapter - FTDI Chipset For computer users that require one new or additional RS-232 connection without the extra cable length. This cable features RX/TX…

Model# USBG-RS232-F72

$32.95

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USB to CAN Bus Adapter with Galvanic Isolation If you're using CAN Bus, this USB to CAN Bus adapter is for you. Built small for…

Model# CG-1PMGICAN

$137.95

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RS485 Serial Adapter for Factory Automation Adapting to new technology, the USB-COMi-TB USB to Industrial Single RS-422/485 Adapter is designed to take industrial serial communication port expansion…

Model# USB-COMi-TB

$69.95

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USB TTL RS 232 adapter USB TTL, all you need in one circuit! This TTL serial adapter includes an integrated 6-wire terminal block and type-A…

Model# USB-6WTTL

$21.95

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The USB-2CAN-M provides a cost-effective solution for customers to enable communication with CAN bus devices. The solution designed using an ARM Cortex-M0 32-bit micro controller…

Model# USB-2CAN-M

$142.95

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USB to RS232 Industrial Serial Adapter Compact Industrial RS232 Serial Adapter bringing 4 DB9 RS232 Ports from one simple connection. Helps expand your system COM…

Model# USB2-4COM-M-CBL

$109.95

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RS232 to USB Adapter with Terminal Block SA-8PX-IS Rugged 8-Port Terminal Block RS-232, RS-422, RS-485 USB 2.0 to Serial Converter is an ideal expansion adapter with an industrial…

Model# SA-8PX-IS

$340.95

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USB to Serial Adapter - High Speed Prolific Chipset USB DB-9 Serial 72 inch RS-232 Adapter cable for connecting to serial devices without the need for…

Model# USBG-RS232-P72

$32.95

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The USB-2CAN-SI-M provides a cost-effective solution for customers to enable communication with CAN bus devices. The solution designed with an integrated ARM Cortex-M0 32-bit micro…

Model# USB-2CAN-SI-M

$186.95

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Network Device Server Adapter This Industrial 1 Port RS-232 DB9 Serial over Network Device Server designed to add a RS-232 serial port over 10/100/1000Mbps Ethernet network…

Model# USBG-IPCom-111

$87.95

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USB to Serial Adapter for RS422 and RS485 Applications The USB-4COMi-SI-M is a USB to Quad RS-422 485 Optical isolated serial adapter and is designed for…

Model# USB-4COMi-SI-M

$384.95

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Terminal Block Connector - Mini Serial RS232 This DB9 to Terminal is designed to convert the RS422/485 signals in a Micro sized package. The iSerial-TB5 DB9-Female…

Model# iSerial-TB5

$21.95

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The MSD-SRP4XM-PRO is a multi-protocol RS-232 / 422 / 485 3-in-1 serial device server that is designed to connect RS-232, RS-422 and RS-485 serial devices…

Model# MSD-SRP4XM-PRO

$274.95

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USB to RS485 Adapter with Failed Signal Check The USB to RS485 adapter installs automatically once connected to a USB port. When a serial device…

Model# CG-UHS4P485

$172.95

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CAN Bus from your Serial RS-232 Port The Serial RS-232 CAN Bus adapter connects to your computer's DB-9 serial port to create the CAN Bus…

Model# CG-1P232CAN

$129.95

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PCIe to RS232 Add on Card with Octopus cable The PCI Express Add on Card supports RS232 serial connections through an octopus cable enabling 8…

Model# PCIe-8RS2

$196.95

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Passive RS232 to RS485 Converter RS232 to RS485 terminal block passive converter to operate in full or half-duplex capacity. Use this compact light weight molded…

Model# US-485TBP

$21.95

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PCI Express Card 1 Port RS422/RS485 PCI Express Card provides electrical protection for your serial devices. It maintains a scalable, high-speed serial I/O bus interface.…

Model# SG-PCIE1S422485IS

$126.95

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USB to RS485 - 16 x DB9 Male The USB-16COMi-M industrial USB to 16-Port RS-422 485 Serial adapter for adding more serial communication devices to your system…

Model# USB-16COMi-M

$483.95

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Adds two RS-232, RS-422, or RS-485 serial ports via USB connection. Software configuration for easy RS-232, RS-422, RS-485 mode settings. Remote Serial Port Sharing: allows…

Model# USB-2COMi-PRO

$164.95

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Serial to USB Multi-Protocol Adapter This 2-Port serial adapter supports the use of one or two serial protocols simultaneously making it very versatile for many…

Model# CG-232485CBO

$98.95

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USB to Serial Adapter with Terminal Block Providing scalability this industrial grade USB to 8-Port Terminal Block serial adapter supports serial port data transfer rates…

Model# SA-8PXTB

$251.95

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USB to RS232 Adapter The USBG-8X-RS232 USB to Serial Adapter Box is designed for PC, it has intelligent expansion modules that connect to a PC…

Model# USBG-8X-RS232

$181.95

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Adds one RS-232, or RS-422, or RS-485 serial port via USB connection. Software configuration for easy RS-232, RS-422, RS-485 mode settings. Remote Serial Port Sharing:…

Model# USB-COMi-PRO

$98.95

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Serial Device Server - RS232 over RJ45 The Industrial 1 Port DB9 RS-232, RS422, or RS-485 serial port adapter can be installed 100 meters away from…

Model# USBG-IPcom-113

$98.95

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PCI Express Card - with Device Protection The SG-PCIE2S422485IS 2 Port RS422 RS485 PCI Express card is designed for easy installation for PC, Work Stations, Thin…

Model# SG-PCIE2S422485IS

$153.95

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USB to RS485 2-Port Serial Adapter Support for your existing RS422 and RS485 serial devices doesn't disappear because your new computer doesn't have serial ports. The USB-2COMi-M…

Model# USB-2COMi-M

$197.95

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Mini PCIe Serial Card Jumper configurable Mini PCIe card for RS422 and RS485 serial applications. High speed PCI Express Bus based and Plug-and-play compliant supports…

Model# CG-2PRT4MPC

$76.95

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PCI Express Card - 4 Port Serial The SG-PCIE4S422485OCT 4 Port PCI Express RS422 RS485 Card adds four new serial ports to your Work Station,…

Model# SG-PCIE4S422485OCT

$197.95

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This TB-DB9TO9CAN DB9 female to screw-less 9-pin terminal block adapter provides a convenient and quick solution to convert a DB9 to a 9-pin terminal block…

Model# TB-DB9TO9CAN

$34.99

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This Screw-less terminal block adapter is designed for fast and easy connection from DB9 female to spring clamp terminal block wiring for RS-422 / 485…

Model# TB-DB9TO9ESD

$29.99

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The MSD-SRP2XM-TBPRO is a multi-protocol RS-232 and RS-422 / 485 serial device server that is designed to connect RS-232, RS-422 and RS-485 serial devices including…

Model# MSD-SRP2XM-TBPRO

$197.95

In stock

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The MSD-SRP2XM-PRO is a multi-protocol RS-232 / 422 / 485 3-in-1 serial device server that is designed to connect RS-232, RS-422 and RS-485 serial devices…

Model# MSD-SRP2XM-PRO

$164.95

In stock

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The MSD-SRP1XM-PRO is a multi-protocol RS-232 / 422 / 485 3-in-1 serial device server that is designed to connect RS-232, RS-422 and RS-485 serial devices…

Model# MSD-SRP1XM-PRO

$131.95

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You can now easily attach 4 computers to 1 DB9 rs232 port. This device automatically shares your DB9 RS232 serial port among four systems, data/jobs…

Model# CG-4URS232A

$76.95

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You can now easily attach 4 computers to 1 DB9 rs232 port. This device manually shares your DB9 RS232 serial port among four systems, toggle…

Model# CG-4URS232M

$49.95

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You can now easily attach 2 computers to 1 DB9 rs232 port. This device automatically shares your DB9 RS232 serial port among two systems, data/jobs…

Model# CG-2URS232A

$60.95

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You can now easily attach 2 computers to 1 DB9 rs232 port. This device manually shares your DB9 RS232 serial port among two systems, toggle…

Model# CG-2URS232M

$38.95

In stock

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USB C to Serial RS232 for Windows COM Port Synchronize your PDA, Digital Camera, Cell Phone or other device currently using a serial port with…

Model# USBG-232-C

$25.95

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USB Console Cable for Network Consoles A combination of two cables make up this USB to Serial RJ45 console cable giving network engineers, technicians, and…

Model# URJ4856FT

$27.95

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Rugged, compact 16 for USB to serial Get a lot of serial connection out of this compact and rugged adapter! Each COM port can be…

Model# USB2-16COM-M-CBL

$417.95

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Windows 10 Optically Isolated PCIe to RS422/485 Card This PCIe Add on Card extends your systems RS422 or RS485 serial device connections by 8! Using…

Model# CG-8PCIei-SI

$329.95

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Windows 10 compatible PCIe to RS422/485 Card This PCIe Add on Card extends your systems RS422 or RS485 serial device connections by 8! Using this…

Model# CG-8PCIe-I

$219.95

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RS232 PCIe module Box A uniquely designed RS232 PCI combination module that supports RS232/422/485 serial signal through a PCI to DB44 cable connection. With DIP…

Model# PCIEMODBOX232

$230.95

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RS232 PCI expansion module Uniquely designed, this RS232 PCI combination module supports RS232/422/485 serial signal through a PCI to DB44 cable connection. With DIP switch…

Model# PCIMODBOX232

$241.95

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USB to RS232 Serial Adapter USB 2.0 Serial Adapter with Optical isolation and surge protection is available on each serial port and is individually optically…

Model# USB2-4COM-SI-M

$274.95

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RS485 Serial Adapter The CG-RS1S PCMCIA card is designed to provide an additional Single Port RS-422 or RS-485 serial connection for your PC, workstation, thin client, or…

Model# CG-RS1S

$109.95

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PCI Express Card - PCI to RS485 Low profile form factor PCI Express RS422/RS485 card defining High Performance 250Mbytes/sec to 4GBytes/sec point-to-point Serial Bus. Supports…

Model# SG-PCIE1S422485

$82.95

Out of Stock

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PCI Express Card - 2 Port RS422 - RS485 The 2 Port PCI RS422 /485 Express card is designed for PC, workstation, thin client, or…

Model# SG-PCIE2S422485

$87.95

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PCI Express Card - RS422 Serial Applications The SG-PCIE4S422485OCTIS 4 Port RS422 Rs485 PCI Express designed to keep your serial applications electrically safe from damage.…

Model# SG-PCIE4S422485OCTIS

$329.95

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PCI Express Adapter The SG-PCIE8SRS422485MODIS Isolated 8 Port PCI Express Module provides instant RS232, RS422, and RS485 serial port expansion via the PCI Express bus to…

Model# SG-PCIE8SRS422485MODIS

$659.95

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PCI RS232 - RS485 - RS422 Terminal Block The SG-PCIE8SRS422485MOD 8-port RS232 /422 /485 to PCI Express Module Box provides a highly scalable serial interface that…

Model# SG-PCIE8SRS422485MOD

$412.95

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PCI Express Card - 2 Port Surge Protection The SG-PCI2S422485OCTIS 2 Port PCI RS422 RS485 card with Breakout Cable supports low profile form factor and is designed to work with…

Model# SG-PCI2S422485OCTIS

$98.95

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RS-485 Half Duplex Serial Adapter The USB-8COMi-M allows you to add 8 USB to RS-422 or RS-485 serial ports by connecting to a host USB port. Constructed from…

Model# USB-8COMi-M

$307.95

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Serial adapters hold many purposes. Adapters are essentially a communication system in which information is being transferred in or out bit by bit. Our adapters include up to 32 ports depending on your needs. For instance, we carry: