“4 Port RS232/422/485 PCIe Serial Card (PEX4S232485)” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × 4 Port RS232/422/485 PCIe Serial Card (PEX4S232485) $264 4 Port RS232/422/485 PCIe Serial Card (PEX4S232485) quantity $264 Coupon: Apply coupon Update cart Cart totals Subtotal $264 Shipping Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… Australia State / County City: Postcode / ZIP: Update Total $264 (includes $24 GST) Proceed to checkout