The reason why those two new PSUs only have one 8-pin connector is because they both sport two 12V-2x6 sockets instead. The company does offer PSUs with up to three 8-pin and one 16-pin power slots.

2 M Key (2280, PCIe x4) socket for NVMe SSD Power Input – DC +12V Dimensions – 170 x 170 mm (mini-ITX motherboard) Temperature Range – 0°C to 60°C Humidity – 10 % to 90 %, non-condensing On the ...