USB to RS-232 Serial Adapters


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.



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Sort by
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Name
Model No.
Baud Rate
Serial Ports
Upstream Ports
FIFO Receive
FIFO Transmit
MSRP
Quantity
Mini USB RS-232 main image
921.6K bps
1
1 Type-A Male USB
128 bytes
256 bytes
$27.29
Max:
Min: 1
Step: 1
Dual-Port RS-232 to Ethernet Data Gateway TCP/IP
115.2K bps
2
N/A
$197.99
Max: 22
Min: 1
Step: 1
4 Port RS-232 USB to Serial Adapter w/ Optical Isolation & Surge Protection
921.6K bps
4
1 Type-B Female USB
512 bytes
512 bytes
$287.29
Max: 11
Min: 1
Step: 1
USB-COM-SI-M USB to RS232 Adapter
921.6K bps
1
1 Type-B Female USB
512 bytes
512 bytes
$114.99
Max:
Min: 1
Step: 1
USB2-4COM-M 4-Port Serial Adapter
921.6K bps
4
1 Type-B Female USB
384 bytes
128 bytes
$117.49
Max:
Min: 1
Step: 1
USB 2.0 to RS-232 / RS-422 / RS-485 Selectable Industrial Serial Adapter w/ 15kV ESD Surge Protection
921.6K bps
1
1 Type-B Female USB
512 bytes
512 bytes
$87.49
Max: 34
Min: 1
Step: 1
USBG-8COMi-RM 8 Port Serial Adapter
921.6K bps
8
1 Type-B Female USB
384 bytes
128 bytes
$439.99
Max:
Min: 1
Step: 1
16 Port USB to RS-232 422/485 Metal Serial Adapter DIN-Rail Mount
921.6K bps
16
1 Type-B Female USB
384 bytes
128 bytes
$758.99
Max:
Min: 1
Step: 1
32 Port RS-232 USB-to-Serial Adapter
921.6K bps
32
1 Type-A Male USB
384 bytes
128 bytes
$706.49
Max:
Min: 1
Step: 1
USB-16COM-RM 16 Port USB to Serial RS232 Adapter
921.6K bps
16
1 Type-B Female USB
384 bytes
128 bytes
$491.99
Max:
Min: 1
Step: 1
Dual Port USB 2.0 to RS-232 DB-9 Serial Adapter w/ FTDI Chip RS-232 DB-9 FTDI Adapter
921.6K bps
2
1 Type-B Female USB
4096 bytes
4096 bytes
$68.99
Max:
Min: 1
Step: 1
Industrial Serial Adapter User Selectable RS232/422/485 FTDI Chip
1
1 Type-A Male USB
384 bytes
128 bytes
$70.49
Max:
Min: 1
Step: 1
2-Port USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV Surge Protection & 3 ft. USB Extension Cable
921.6K bps
2
1 Type-A Male USB
128 bytes
384 bytes
$52.99
Max:
Min: 1
Step: 1
2-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ 15kV ESD Surge Protection
921.6K bps
2
1 Type-B Female USB
128 bytes
384 bytes
$103.29
Max:
Min: 1
Step: 1
USB 2.0 to Serial High-Speed RS-232 Industrial Adapter
921.6K bps
1
1 Type-B Female USB
512 bytes
512 bytes
$46.49
Max:
Min: 1
Step: 1
4-Port USB to RS232 Adapter FTDI Cable
921.6K bps
4
1 Type-A Male USB
$103.99
Max: 19
Min: 1
Step: 1
Industrial 8-Port DB-9 RS232 to USB Adapter
921.6K bps
8
1 Type-B Female USB
512 bytes
512 bytes
$430.29
Max:
Min: 1
Step: 1
USB 4-Port Serial Adapter
921.6K bps
4
1 Type-A Male USB
$133.29
Max: 11
Min: 1
Step: 1
6ft. USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & FTDI Chipset RS232 to USB Converter
921.6K bps
1
1 Type-A Male USB
512 bytes
512 bytes
$29.29
Max:
Min: 1
Step: 1
USBG-RS232-F72 USB to RS232 Serial Converter-DB9
921.6K bps
1
1 Type-A Male USB
$34.29
Max: 281
Min: 1
Step: 1
72 Inch USB DB-9 Serial Hi-Speed Adapter – Prolific Chipset
921.6K bps
1
1 Type-A Male USB
$33.99
Max: 468
Min: 1
Step: 1
4-Port RS-232 USB to Serial Adapter Data Control Box db-9 male serial
921.6K bps
4
1 Micro Type-B Female USB
384 bytes
128 bytes
$116.29
Max: 10
Min: 1
Step: 1
CG-16COM-MINI 16Port USB to Serial Adapter
921.6K bps
16
1 Type-B Female USB
512 bytes
512 bytes
$422.99
Max:
Min: 1
Step: 1
Rugged Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter
921.6K bps
8
1 Type-B Female USB
128 bytes
128 bytes
$358.29
Max:
Min: 1
Step: 1
USB ro RS232 Industrial Serial Adapter
921.6K bps
1
1 Type-A Male USB
384 bytes
128 bytes
$34.49
Max:
Min: 1
Step: 1
4-Port RS-232 USB to Serial Adapter – Octopus Cable and DIN Rail
921.6K bps
4
1 Type-B Female USB
384 bytes
128 bytes
$117.49
Max: 5
Min: 1
Step: 1
RS232/422/485 to USB 2.0 Serial Adapter Combo
921.6K bps
2
1 Type-B Female USB
$106.99
Max:
Min: 1
Step: 1
USB to RS-232 serial adapter
921.6K bps
1
1 Type-A Male USB
512 bytes
512 bytes
$29.29
Max:
Min: 1
Step: 1
USB to RS232 TTL CMOS Adapter with Terminal Block
921.6K bps
1
1 Type-A Male USB
$45.99
Max:
Min: 1
Step: 1
USB to RS-232 Isolated TTL | CMOS 5ft. Adapter Cable w/ TB
921.6K bps
1
1 Type-A Male USB
$58.99
Max:
Min: 1
Step: 1
USB2-4comi-TB serial adapter
921.6K bps
4
1 Type-B Female USB
2,000 bytes
2,000 bytes
$204.29
Max:
Min: 1
Step: 1
USB2-4comi-SI-TB 4-port serial adapter
921.6K bps
4
1 Type-B Female USB
2,000 bytes
2,000 bytes
$269.29
Max:
Min: 1
Step: 1
USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge
921.6K bps
8
1 Type-B Female USB
2,000 bytes
2,000 bytes
$434.99
Max:
Min: 1
Step: 1
USB2-8COMi-TB serial adapter
921.6K bps
8
1 Type-B Female USB
2,000 bytes
2,000 bytes
$325.99
Max:
Min: 1
Step: 1
USB to Serial RJ45 Cable for Console
1
1 Type-A Male USB
$27.99
Max:
Min: 1
Step: 1
USB C to RS-232 black FTDI serial adapter
921.6K bps
1
1 Type-C Male USB
512 bytes
512 bytes
$29.49
Max:
Min: 1
Step: 1
USB C to Serial FTDI Adapter Black for Windows 10 Fully Supported!
921.6K bps
1
1 Type-C Male USB
$27.29
Max:
Min: 1
Step: 1
2 Port USB 2.0 to RS 232 Manual Switch FTDI Chipset
1
2 Type-B Female USB
$40.49
Max: 10
Min: 1
Step: 1
2 Port USB 2.0 to RS 232 Auto Switch FTDI Chipset
1
2 Type-B Female USB
$63.49
Max: 8
Min: 1
Step: 1
4 Port USB 2.0 to RS 232 Manual Switch FTDI Chipset
1
4 Type-B Female USB
$52.29
Max: 10
Min: 1
Step: 1
4 Port USB 2.0 to RS 232 Auto Switch FTDI Chipset
1
4 Type-B Female USB
$81.29
Max: 10
Min: 1
Step: 1
1-Port USB to Serial Adapter (RS-232/422/485) , DIN-rail
1
1 Type-B Female USB
512 bytes
512 bytes
$107.99
Max: 4
Min: 1
Step: 1
RS-232 / RS-422 / RS-485 to USB 2.0 Adapter w/ Isolation & Surge Protection
921.6K bps
1
1 Type-B Female USB
$142.49
Max: 2
Min: 1
Step: 1
2-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ 25kV ESD & 2kV Optical Isolation Protection
921.6K bps
2
1 Type-B Female USB
256 bytes
128 bytes
$157.99
Max:
Min: 1
Step: 1