PCIE Gen 4 x16 Raid Card with support for Raid 5 and 6 for 4 / 8 U.3 SSD

Not sure on the best dual port 10GbE -T NIC, I’ve always just got the Intel branded ones in the past and have been happy.

If you can’t get a fan pointed at the onboard NIC’s heatsink from inside the case, you could put the fan on the outside of the case: