Amazon.com: NOYITO DC 12V 2A Fan Power Adapter Fan External Power Supply Suitable for D-Port 3-Pin 4-Pin Male Female Connector Cooling Fans : Electronics
Amazon.com: 1pc New Computer Cooling Fan Cables 12v / 5v DC for CPU PC Case Fan 4-Pin Molex to 3-Pin Fan Power Cable Adapter Connector : Electronics
Panasonic Metal In-line Adapter Kit in the Bathroom Fan Parts department at Lowes.com
Noctua NH-L9 120mm Fan Adapter - J-HACK
BITSPOWER 140mm - 120mm fan converter adapter - iPon - hardware and software news, reviews, webshop, forum
10" FIN FAN with AC ADAPTER | Treva
EK-Cable PWM Fan Adapter for GPU (50cm) – EK Webshop
Flusso By Pass Adapter by Solutions in Critical Care - MED Alliance Group
2pin Fan to GPIO (Female Dupont) Adapter Cable – Coolerguys