Evercool 4-pin ATX 12V female to 8-pin (4+4) male power adapter cable EC-AT001 - Shiny Hardware
All about the various PC power supply cables and connectors
Amazon.com: OwlTree 2 Pack EPS12V CPU 8 Pin Female to CPU ATX 8 Pin and ATX 4 Pin Male Power Supply Extension Cable EPS 12V for Motherboard 10.6 inch : Electronics
4 Pin Male To 8 Pin Cpu Power Supply Adapter Converter Atx Cable 12v - Pc Hardware Cables & Adapters - AliExpress
4 Pin to 8 Pin EPS Power Adapter - Computer Power Cables - Internal | Cables | StarTech.com Europe
1x4 8 Pin ATX 12V Connector | Is It Fit to Motherboard? - Hardware Centric
Amazon.com: CPU 8 Pin Male to CPU 8 Pin (4+4) Male EPS-12V for Motherboard Power Adapter Cable ONLY for Corsair Modular Power Supply 32 inches (NOT PCI-e - NOT GPU VGA Cable !!!)
ATX EPS 12V Motherboard CPU Power Supply P4 Converter Cable - China STC Electronic(Hong Kong)
Seasonic Cable / ATX Power Adapter 8 pin to 4 4 pin - Computer power supply - LDLC 3-year warranty
Amazon.com: 8-pin 12V ATX EPS Power Extension Cable Male to Female, 8 inch / 20 cm : Electronics
power supply - Can I safely use a PSU with an ATX 12v 4-pin for a board that has a EPS 12v 8-pin? - Super User