DELOCK 85363: Delock Extension Cable PWM Fan Connection 4 Pin, 70 cm at reichelt elektronik
4Pin Fan PWM Cable 1 to 2 Motherboard 4-Pin Female to PWM Fan 4-Pin Male Multi-fan Temperature Control Extension Cable Fan Cable Internal Power Cables - Newegg.com
Amazon.com: Bewinner 4-Pin PWM Fan Hub, 4-pin Male for CPU Fan PC Fans Hub, Computer CPU/Case Fan Power Multi Splitter Connector Cable Adapter for 12V Computer 3-pin 4-pin Fans : Electronics
USB A Male to Dual 4pin PWM or 3pin Fan Connector – Coolerguys
4-Pin Molex Male to 3-Pin/4-Pin PWM Case Fan Adapter Connector Cable 1 to 1 Way | eBay
Dell 4 Pin Male to Standard 4 Pin PWM Female Converter Adapter Cable DELL4M-S4F
CPU to GPU Fan Adapter Cable - Connect a GPU fan to a CPU Header – GPUCONNECT.COM