CRJ ElectronicsCable, Black, Polycarbonate (PC), 10.5 inches, 4-pin Molex for Fans and Water Pumps

CRJ 3-Pin Fan Header to 12V 4-Pin Molex Power Adapter Cable - 12 inch (30cm), Black Sleeved - Power 4-Pin Peripheral Molex Devices from 3-Pin & 4-Pin Fan Headers

StarTech.com Expansion Slot Rear Exhaust Cooling Fan with LP4 Connector (FANCASE), Black, 1 Count (Pack of 1)

okgear 3pin Power to 4pin molex Adapter