Reach out for technical support or sales inquiries and you’ll find yourself in the hands of a solution-oriented and knowledgeable expert ready to answer whatever question you throw at them.

RS232to USBFemale

An extra large, good quality rigid magnifying sheet, designed for those needing to view larger areas with ease. Rigid acrylic construction allows the sheet to be held steadily with one hand. Extremely handy for viewing bigger books, maps, pictures or any larger format subjects.

RS232toUSB-C

Our PoE products provide a convenient solution for powering your devices through their Ethernet connection. Perfect for hot-desking situations, extending the range of cameras, & more.

Discover Coolgear’s top-rated USB to RS-232 adapters, expertly engineered to ensure flawless serial communication for industrial and commercial applications. Our high-performance adapters bridge the gap between USB and RS-232 serial devices, offering an ideal solution for modernizing legacy systems. With features like easy plug-and-play installation, durable construction, and wide compatibility with Windows, Mac, and Linux operating systems, Coolgear’s USB to RS-232 adapters are perfect for enhancing data transfer reliability. Trust Coolgear for the best USB to RS-232 adapters, ensuring efficient and dependable connectivity in your automation and communication systems.

RS232to USBadapter driver

Preview and purchase upcoming projects from Coolgear Labs. Play a direct role in helping us bring these prototypes to life.

RS485to USB

RS232to USBpinout

Bridge the gap between legacy interfaces effortlessly. Explore our wide range of Serial hubs & adapters of RS-232 to RS-422, and RS-485 standards to unlock seamless connectivity.

RS232to USBB

Experience fast and reliable device connections with our high-quality cables coming in a variety connector types, features, & lengths to fit your needs.

Whether you’re connecting multiple USB devices in a factory, warehouse, or industrial setting, our hubs are the perfect choice for your next install.

Sort by Popularity Sort by Popularity Sort by Rating Sort by Price low to high Sort by Price high to low Sort by Newness Sort by Name A - Z Sort by Name Z - A Serial Ports 1 2 4 8 16 32 Housing Material Plastic Steel Filters Sort results Reset Apply NameModel No.Baud RateSerial PortsUpstream PortsFIFO ReceiveFIFO TransmitMSRPQuantity Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension CableUSBG-232MINI 921.6K bps 1 1 Type-A Male USB 128 bytes 256 bytes $25.95 Max: Min: 1 Step: 1 Add to cartLearn More6ft. USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & FTDI ChipsetUSBG-232MM 921.6K bps 1 1 Type-A Male USB 512 bytes 512 bytes $27.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB to Serial RS-232 DB9 Adapter FTDI Chipset w/ 15kV ESD Protection, Windows 11 SupportUSBG-232 921.6K bps 1 1 Type-A Male USB 512 bytes 512 bytes $27.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB 2.0 to RS-232 / RS-422 / RS-485 Selectable Industrial Serial Adapter w/ 15kV ESD Surge ProtectionUSBG-COMi-M 921.6K bps 1 1 Type-B Female USB 512 bytes 512 bytes $82.95 Max: 26 Min: 1 Step: 1 Add to cartLearn More2-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ 15kV ESD Surge ProtectionUSBG-2COM-M 921.6K bps 2 1 Type-B Female USB 128 bytes 384 bytes $98.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB to RS-232 Isolated TTL | CMOS 5ft. Adapter Cable w/ TBUSB-232TTLMOS-IS 921.6K bps 1 1 Type-A Male USB $54.95 Max: Min: 1 Step: 1 Add to cartLearn More2-Port USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV Surge Protection & 3 ft. USB Extension CableUSBG-232FT-1 921.6K bps 2 1 Type-A Male USB 128 bytes 384 bytes $49.95 Max: Min: 1 Step: 1 Add to cartLearn MoreSingle Port High-Speed USB 2.0 to Serial RS-232 Industrial Adapter w/ FTDI ChipsetUSBG-COM-M 921.6K bps 1 1 Type-B Female USB 512 bytes 512 bytes $43.95 Max: Min: 1 Step: 1 Add to cartLearn More4-Port USB to RS232 Adapter FTDI CableCG-4X232FTDI 921.6K bps 4 1 Type-A Male USB $98.95 Max: Min: 1 Step: 1 Add to cartLearn MoreSingle Port Industrial Adapter USB 2.0 to RS-232 / 422 / 485 w/ FTDI ChipUSB-COMiPLUS 1 1 Type-A Male USB 384 bytes 128 bytes $65.95 Max: Min: 1 Step: 1 Add to cartLearn More4-Port USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & FTDI ChipsetUSB2-4COM-M 921.6K bps 4 1 Type-B Female USB 384 bytes 128 bytes $109.95 Max: Min: 1 Step: 1 Add to cartLearn MoreSingle Port RS-232 USB to Serial Adapter w/ Optical Isolation & Surge ProtectionUSBG-COM-SI-M 921.6K bps 1 1 Type-B Female USB 512 bytes 512 bytes $109.95 Max: Min: 1 Step: 1 Add to cartLearn MoreDual Port USB 2.0 to RS-232 DB-9 Serial Adapter w/ FTDI ChipXC-232-C 921.6K bps 2 1 Type-B Female USB 4096 bytes 4096 bytes $65.95 Max: Min: 1 Step: 1 Add to cartLearn More4-Port Industrial USB 2.0 to RS-232 / 422 / 485 Serial TB Adapter w/ Optical Isolation & Surge ProtectionUSB2-4COMi-SI-TB 921.6K bps 4 1 Type-B Female USB 2,000 bytes 2,000 bytes $249.99 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB to Industrial 5Volt RS232 Serial Adapter FTDIUSB-COMPlus 921.6K bps 1 1 Type-A Male USB 384 bytes 128 bytes $32.95 Max: Min: 1 Step: 1 Add to cartLearn More32 Port RS-232 USB-to-Serial AdapterUSB-32COM-RM 921.6K bps 32 1 Type-A Male USB 384 bytes 128 bytes $659.95 Max: Min: 1 Step: 1 Add to cartLearn More16-Port Industrial RS232 to USB 2.0 Hi-Speed Serial AdapterCG-16COM-MINI 921.6K bps 16 1 Type-B Female USB 512 bytes 512 bytes $399.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB to RS232 TTL | CMOS Adapter Cable with Terminal BlockUSB-232TTLMOS 921.6K bps 1 1 Type-A Male USB $43.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB2 to 8-Port RS232-422-485 Serial TB AdapterUSB2-8COMi-TB 921.6K bps 8 1 Type-B Female USB 2,000 bytes 2,000 bytes $299.95 Max: Min: 1 Step: 1 Add to cartLearn More4 Port RS-232 USB to Serial Adapter w/ Optical Isolation & Surge ProtectionCM-41042 921.6K bps 4 1 Type-B Female USB 512 bytes 512 bytes $269.95 Max: 20 Min: 1 Step: 1 Add to cartLearn MoreUSB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | SurgeUSB2-8COMi-SI-TB 921.6K bps 8 1 Type-B Female USB 2,000 bytes 2,000 bytes $399.99 Max: Min: 1 Step: 1 Add to cartLearn More4 Port USB to Serial Adapter RS-232 with FTDI ChipUSBG-4FTDI 4 1 Type-B Female USB $87.95 Max: Min: 1 Step: 1 Add to cartLearn More36in. USB to DB-9 Serial RS-232 High Speed Adapter w/ FTDI ChipsetUSBG-RS232-F36 921.6K bps 1 1 Type-A Male USB $27.95 Max: Min: 1 Step: 1 Add to cartLearn MoreUSB 4-Port Serial Adapter – USB 2.0 to DB-9 Port RS232 with FTDI CHIPUSBG-4X232P1 921.6K bps 4 1 Type-A Male USB $126.95 Max: 14 Min: 1 Step: 1 Add to cartLearn MoreUSB 2 to Industrial 4-Port RS232-422-485 Serial TB AdapterUSB2-4COMi-TB 921.6K bps 4 1 Type-B Female USB 2,000 bytes 2,000 bytes $189.99 Max: Min: 1 Step: 1 Add to cartLearn More8 Port USB to RS-232/422/485 Octal AdapterUSB-8COMi-RM 921.6K bps 8 1 Type-B Female USB 384 bytes 128 bytes $409.95 Max: Min: 1 Step: 1 Add to cartLearn More16 Port RS-232 Rack Mountable USB to Serial AdapterUSB-16COM-RM 921.6K bps 16 1 Type-B Female USB 384 bytes 128 bytes $461.95 Max: Min: 1 Step: 1 Add to cartLearn More4-Port RS-232 USB to Serial Adapter Data Control BoxUSB-4COM 921.6K bps 4 1 Micro Type-B Female USB 384 bytes 128 bytes $109.95 Max: 5 Min: 1 Step: 1 Add to cartLearn More72 Inch USB to DB-9 Serial High Speed Adapter with FTDI ChipsetUSBG-RS232-F72 921.6K bps 1 1 Type-A Male USB $32.95 Max: 297 Min: 1 Step: 1 Add to cartLearn MoreUSB 4 Port Serial DB-9 RS-232 Adapter Box – Prolific ChipsetUSB-4XRS232 1.2Mbps 4 1 Type-B Female USB 256 bytes 256 bytes $97.95 Max: Min: 1 Step: 1 Add to cartLearn More16 Port USB to RS-232 422/485 Metal Serial Adapter DIN-Rail MountUSB-16COMi-RM 921.6K bps 16 1 Type-B Female USB 384 bytes 128 bytes $699.95 Max: Min: 1 Step: 1 Add to cartLearn More36 Inch USB to DB-9 Serial High Speed Adapter with Prolific ChipsetUSBG-RS232-P36 921.6K bps 1 1 Type-A Male USB $27.95 Max: Min: 1 Step: 1 Add to cartLearn MoreIndustrial 8-Port DB-9 RS232 to USB Adapter w/ISO and Surge ProtectionCM-41082 921.6K bps 8 1 Type-B Female USB 512 bytes 512 bytes $399.95 Max: 18 Min: 1 Step: 1 Add to cartLearn MoreUSB C to RS-232 6FT Serial Adapter Black w/FTDI Chipset DB9 maleUSBG-232MM-C 921.6K bps 1 1 Type-C Male USB 512 bytes 512 bytes $27.95 Max: Min: 1 Step: 1 Add to cartLearn MoreDual-Port RS-232 to Ethernet Data Gateway TCP/IP Industrial Metal CaseMSD-SRF2XM 115.2K bps 2 N/A $186.95 Max: 24 Min: 1 Step: 1 Add to cartLearn More72 Inch USB DB-9 Serial Hi-Speed Adapter – Prolific ChipsetUSBG-RS232-P72 921.6K bps 1 1 Type-A Male USB $32.95 Max: 566 Min: 1 Step: 1 Add to cartLearn MoreRugged Industrial 8-Port Terminal Block RS232/422/485 to USB AdapterSA-8PXTB 921.6K bps 8 1 Type-B Female USB 128 bytes 128 bytes $329.99 Max: 1 Min: 1 Step: 1 Add to cartLearn MoreUSB to Serial 16 Port RS-232 Compact Adapter Two Octopus CablesUSB2-16COM-M-CBL 921.6K bps 16 1 Type-B Female USB 384 bytes 128 bytes $417.95 Max: Min: 1 Step: 1 Add to cartLearn More4-Port RS-232 USB to Serial Adapter – Octopus Cable DIN RailUSB2-4COM-M-CBL 921.6K bps 4 1 Type-B Female USB 384 bytes 128 bytes $109.95 Max: Min: 1 Step: 1 Add to cartLearn More1-Port USB to Serial Adapter (RS-232/422/485) , DIN-railUSB-COMi-PRO 1 1 Type-B Female USB 512 bytes 512 bytes $98.95 Max: 4 Min: 1 Step: 1 Add to cartLearn MoreRS232/422/485 to USB 2.0 Serial Adapter ComboCG-232485CBO 921.6K bps 2 1 Type-B Female USB $98.95 Max: Min: 1 Step: 1 Add to cartLearn More2-Port USB to Serial Adapter (RS-232/422/485) , DIN-railUSB-2COMi-PRO 2 1 Type-B Female USB 512 bytes 512 bytes $164.95 Max: Min: 1 Step: 1 Add to cartLearn MoreEight Port USB to Serial Adapter Box with Prolific ChipsetUSBG-8X-RS232 1.2Mbps 8 N/A 256 bytes 256 bytes $181.95 Max: Min: 1 Step: 1 Add to cartLearn More2-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ 25kV ESD & 2kV Optical Isolation ProtectionUSB-2COM-SI-M 921.6K bps 2 1 Type-B Female USB 256 bytes 128 bytes $149.89 Max: Min: 1 Step: 1 Add to cartLearn MoreRS-232 / RS-422 / RS-485 to USB 2.0 Adapter w/ Isolation & Surge ProtectionCG-USBISOCOM-PRO 921.6K bps 1 1 Type-B Female USB $134.95 Max: 2 Min: 1 Step: 1 Add to cartLearn More4 port USB 2.0 to RS 232 Auto Switch FTDI ChipsetCG-4URS232A 1 4 Type-B Female USB $76.95 Max: 10 Min: 1 Step: 1 Add to cartLearn More4 Port USB 2.0 to RS 232 Manual Switch FTDI ChipsetCG-4URS232M 1 4 Type-B Female USB $49.95 Max: 10 Min: 1 Step: 1 Add to cartLearn More2 Port USB 2.0 to RS 232 Auto Switch FTDI ChipsetCG-2URS232A 1 2 Type-B Female USB $60.95 Max: 8 Min: 1 Step: 1 Add to cartLearn More2 Port USB 2.0 to RS 232 Manual Switch FTDI ChipsetCG-2URS232M 1 2 Type-B Female USB $38.95 Max: 10 Min: 1 Step: 1 Add to cartLearn MoreUSB C to Serial FTDI Adapter Black for Windows 10 Fully Supported!USBG-232-C 921.6K bps 1 1 Type-C Male USB $25.95 Max: Min: 1 Step: 1 Add to cartLearn More 12

*Valid September 30, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.

Can’t find it? We’ll build it! When your custom project demands custom solutions, Coolgear Labs is ready to get you dialed in with cutting edge USB, serial and power delivery technologies.