2x 422/485 USB
Multi Port Dual Port USB to RS-422 and USB to RS-485 adapters include hex nut tightening and terminal block connection.
USB2-4COM-SI-M - 4-Port RS-232 USB-to-Serial Adapter, with Optical-isolation and Surge Protection, Metal Case
Low stock, please call or email for status
Optical isolation and surge protection are available on serial port and is individually optically isolated with 2000 volt DC optical isolation on 8 signal pins, GND is isolated by 5V DC-to-DC converter. The optical isolation protects your computer from spikes and surges.
OS Compatibility
Part# USB2-4COM-SI-M
Volume Pricing
Qty: 6+ $216.58
Qty: 12+ $214.93
Qty: 24+ $212.18
Qty: 48+ $210.54
Qty: 99+ $206.69
USB-2COMi-M USB to Dual RS422/RS-485 Industrial Adapter
Low stock, please call or email for status
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 USB to Dual Serial Adapter supports 2 DB9 high speed communication with 128 byte FIFO, Terminal Block and 2-pin DIP Switch mode control.
OS Compatibility
Part# USB-2COMi-M
Volume Pricing
Qty: 6+ $92.09
Qty: 12+ $91.39
Qty: 24+ $90.22
Qty: 48+ $89.52
Qty: 99+ $87.88
2 Port USB to RS-422 /485 Optical Isolated Adapter
Not in stock - Backorder Allowed
This 2-Port USB to RS-422/485 serial adapter allows you to add two RS-422 or RS-485 serial ports by connecting to a USB port. This adapter offers 2000V optical isolation and 25KV ESD surge protection.
OS Compatibility
Part# USBG-2COMi-SI-M
Volume Pricing
Please see product details to view volume discounts.