That might do it but i cant quite see if its the correct molex connector that goes into the psu.
They did this kit but it doesn't come with the splitter cable that goes into the psu, apparently its no longer available which i don't get at all :confused:
https://www.corsair.com/uk/en/Categories/Products/Accessories-%7C-Parts/PC-Components/Power-Supplies/CORSAIR-Link-Analog-to-Digital-Bridge-Cable-for-RM-Series%E2%84%A2-PSU/p/CP-8920119
P.