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USB to Serial

USB to Serial DB9 RS232 Adapters for home, business, or industrial uses in many formats. We offer Single and Multiple port USB to Serial Adapters to accommodate all Serial Communication applications.

USB to TTL CMOS Adapter Cable IsolatedUSB to RS232 TTL / CMOS Isolated Adapter

RS232 TTL

USB to RS232 Isolated TTL | CMOS Adapter Cable with TB

Model# USB-232TTLMOS-IS

$49.99

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BeagleBone Expansion I/O Cape with RS232 Serial

2 Port

BeagleBone Black USB Expansion RS232 Module Cape

Model# USB-2COM-BB

$39.99

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USB2-4comi-SI-TB 4-port serial adapterUSB 2 to 4-Port RS232-422-485 Serial TB Adapter Package Contents

4 Port

USB 2 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge

Model# USB2-4COMi-SI-TB

$199.99

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USB2-8COMi-SI-TB serial adapterUSB2-8COMi-SI-TB serial adapter circuit and DIP switches

8 Port

USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge

Model# USB2-8COMi-SI-TB

$299.99

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USB-16COM-RM 16 Port USB to Serial RS232 AdapterUSB-16COM-RM 16 Port USB to Serial RS232 Adapter DB-9 Ports

16 Port

16 Port RS-232 Rack Mountable USB to Serial Adapter

Model# USB-16COM-RM

$419.95

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USB to RS232 Adapter - USBG-SSRS1USB-SSRS1 RS232 serial cable connection
Out of stock

Adapters

USB RS-232 Adapter Industrial Isolated – Surge Protected FTDI Chip

Model# USBG-SSRS1

$89.95

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USB2-8COMi-TB serial adapterUSB2-8comi-TB serial adapter DIN rail mounting

8 Port

USB2 to 8-Port RS232-422-485 Serial TB Adapter

Model# USB2-8COMi-TB

$249.99

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USB2-4comi-TB serial adapterUSB2-4COMi-TB adapter connected

4 Port

USB 2 to Industrial 4-Port RS232-422-485 Serial TB Adapter

Model# USB2-4COMi-TB

$149.99

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USB TTL adapterside view USB TTL terminal block
Out of stock

Adapters

USB TTL 5V / 3.3V RS232 adapter w/LED Indicators

Model# USB-6WTTL

$19.95

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4-Port RS-232 USB to Serial Adapter – Octopus Cable and DIN Rail

4 Port

4-Port RS-232 USB to Serial Adapter – Octopus Cable DIN Rail

Model# USB2-4COM-M-CBL

$99.99

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RS232/422/485 to USB 2.0 Serial Adapter ComboCG-232485CBO RS232 Combo USB 2.0 Adapter Cable

2 Port

RS232/422/485 to USB 2.0 Serial Adapter Combo

Model# CG-232485CBO

$89.95

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16 port compact RS232 serial adapter

16 Port

USB to Serial 16 Port RS-232 Compact Adapter Two Octopus Cables

Model# USB2-16COM-M-CBL

$379.99

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