777641-04

[OBSO15]

I would like to find the best solution to replace old 777641-04 Cards.

Many thanks

[Captain_K]

You can still purchase our PCI-8431/4 as a replacement for the PCI-485/4, but this part has a last time buy data of 12/31/2020.

https://www.ni.com/en-us/support/model.pci-8431-4.html

If you have an available PCIe slot and are willing to change the connector hardware, you can try out the PCIe-8431/8.

https://www.ni.com/en-us/support/model.pcie-8431-8.html