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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RS-232 | 128 Bytes Receive | 256 Bytes Transmit |…
$27.29
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Min: 1
Step: 1
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RS232 to Ethernet - Two Port Adapter The MSD-SRF2X Dual port…
$197.99
Max: 19
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior…
$287.29
Max: 60
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior…
$114.99
Max:
Min: 1
Step: 1
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RS-232 | 384 Bytes Receive | 128 Bytes Transmit Superior…
$117.49
Max:
Min: 1
Step: 1
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RS-232 | RS-422 | RS-485 | 512 Bytes Receive |…
$87.49
Max: 102
Min: 1
Step: 1
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FTDI USB to Serial Adapter with Switching Power Supply Industrial Grade…
$439.99
Max:
Min: 1
Step: 1
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USB to RS485 DIN Rail Mount The USB-16COMi-RM is an Isolated…
$758.99
Max:
Min: 1
Step: 1
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Serial USB Adapter - Full RS232 Modem Control The USB-32COM-RM USB…
$706.49
Max:
Min: 1
Step: 1
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USB to Serial Adapter - DIN Rail Mount The USB-16COM-RM is…
$491.99
Max:
Min: 1
Step: 1
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RS-232 | 4096 Bytes (4 KB) Receive | 4096 Bytes…
$68.99
Max:
Min: 1
Step: 1
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RS-232 | 384 Bytes Receive | 128 Bytes Transmit |…
$70.49
Max:
Min: 1
Step: 1
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RS-232 | 128 Bytes Receive | 384 Bytes Transmit |…
$52.99
Max:
Min: 1
Step: 1
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RS-232 | 128 Bytes Receive | 384 Bytes Transmit Superior…
$103.29
Max:
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit |…
$46.49
Max:
Min: 1
Step: 1
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RS-232 | FTDI Expand Your Serial Capabilities: Connect your legacy…
$103.99
Max: 4
Min: 1
Step: 1
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USB to RS232 Adapter - 2500Vrms Isolation Industrial 8-Port DB-9 RS232…
$430.29
Max:
Min: 1
Step: 1
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USB to RS232 Adapter - FTDI FT232RL Chipset The 4X232P1 USB…
$133.29
Max: 11
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit |…
$29.29
Max:
Min: 1
Step: 1
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USB to RS232 Adapter - FTDI Chipset For computer users that…
$34.29
Max: 29
Min: 1
Step: 1
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USB to Serial Adapter - High Speed Prolific Chipset USB DB-9…
$33.99
Max: 465
Min: 1
Step: 1
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RS-232 | 128 Bytes Receive | 384 Bytes Transmit |…
$116.29
Max: 9
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit Superior…
$422.99
Max: 2
Min: 1
Step: 1
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USB to Serial Adapter with Terminal Block Providing scalability this industrial…
$358.29
Max:
Min: 1
Step: 1
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USB to Serial Adapter for Bar code Scanners The USBG-COM-X is…
$34.49
Max:
Min: 1
Step: 1
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USB to RS232 Industrial Serial Adapter Compact Industrial RS232 Serial Adapter…
$117.49
Max: 5
Min: 1
Step: 1
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Serial to USB Multi-Protocol Adapter This 2-Port serial adapter supports the…
$106.99
Max:
Min: 1
Step: 1
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RS-232 | 512 Bytes Receive | 512 Bytes Transmit |…
$29.29
Max:
Min: 1
Step: 1
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USB to RS232 TTL Cable Adapter The new USB to RS232…
$45.99
Max:
Min: 1
Step: 1
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Expand Your Serial Capabilities: Connect your legacy serial device through…
$58.99
Max:
Min: 1
Step: 1
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Terminal block serial adapter for RS-232/422/485 Our series of Industrial USB…
$204.29
Max:
Min: 1
Step: 1
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RS-232 | RS-422 | RS-485 | 2,000 Bytes Receive |…
$269.29
Max:
Min: 1
Step: 1
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Optical Isolation and Surge Protection for RS-232/422/485 Ports The USB2-8COMi-SI-TB is…
$434.99
Max:
Min: 1
Step: 1
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15KV ESD and 600W Surge Protection for RS-232/422/485 Ports Our series…
$325.99
Max:
Min: 1
Step: 1
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USB Console Cable for Network Consoles A combination of two cables…
$27.99
Max:
Min: 1
Step: 1
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USB C to RS232 Adapter - 6ft. Cable The USBGear 6ft…
$29.49
Max:
Min: 1
Step: 1
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USB C to Serial RS232 for Windows COM Port Synchronize your…
$27.29
Max:
Min: 1
Step: 1
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You can now easily attach 2 computers to 1 DB9…
$40.49
Max: 8
Min: 1
Step: 1
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You can now easily attach 2 computers to 1 DB9…
$63.49
Max: 8
Min: 1
Step: 1
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You can now easily attach 4 computers to 1 DB9…
$52.29
Max: 10
Min: 1
Step: 1
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You can now easily attach 4 computers to 1 DB9…
$81.29
Max: 10
Min: 1
Step: 1
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Adds one RS-232, or RS-422, or RS-485 serial port via…
$107.99
Max: 2
Min: 1
Step: 1
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RS-232 | RS-422 | RS-485 Safe Connections: Designed for use…
$142.49
Max: 2
Min: 1
Step: 1
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RS-232 | 256 Bytes Receive | 128 Bytes Transmit Superior…
$157.99
Max:
Min: 1
Step: 1
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