Amazon.com: 4 Pin Male Molex to 6 Pin Female PCI-Express PCIE Video Card Power Converter Adapter Cables Connector for Video Cards (2Pack/18cm) : Electronics
Mini-Fit Jr. Connectors - Molex | Mouser
6in 3-pin Fan to 4-pin Pass-Through Power Adapter Cable | Internal PC Power Cables | Power Cords | Power Charging and Cable Management