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Continue to ChatCommell Mini-PCI Express 2 x RS422/485 & 2 x RS232 Module - MPX-954E https://www.bvm.co.uk/products/828-mini-pci-express-2-x-rs422-485-and-2-x-rs232-module-mpx-954e/
Commell Mini-PCI Express 2 x RS422/485 & 2 x RS232 Module - MPX-954E https://www.bvm.co.uk/products/828-mini-pci-express-2-x-rs422-485-and-2-x-rs232-module-mpx-954e/