USB-485/4

FROM $ 1,056.00

Price may vary with addition of accessories and services.

Contact us with questions for pricing.

Item details
Supported Serial Protocols: RS422, RS485
Number of Serial Channels: 4
Isolation Type: None
Bus Connector: USB 2.0
Select options
Supported Power InputPower supply support can vary by country. Blank values indicate power supplies are not included.
Japan 100VAC
United Kingdom 240VAC
North America 240VAC
Universal Euro 240VAC
Australia 240VAC
Swiss 220VAC
United States 120VAC
China 220VAC
Korea 220VAC
Save selections
Select service program
In order to see hardware service programs, save your changes to the specifications section.
Select required accessories
In order to see the required accessories, save your changes to the specifications section.
Review summary
To see your summary and add to cart, save your selections above.
Add to cart

4-Port, USB, RS485/RS422 Serial Interface Device

The USB‑485/4 interface transforms your USB port into a single asynchronous serial port for communication with RS485 and RS422 devices. You can use a USB‑485/4 port as a standard serial port from your application, including RTS/CTS hardware handshake lines. NI serial interfaces also appear as standard COM ports for compatibility with programs that use serial communications.

Part Number(s): 778476-74 |

You can request repair, schedule calibration, or get technical support. A valid service agreement may be required.

Search for answers to frequently asked questions and troubleshooting tips for common errors written by NI engineers.

Ask questions, explore solutions, and participate in discussions with other NI Community members.

Access hundreds of self-paced lessons, application-focused learning paths, and get started with product set-up tutorials.