3-Pin Wire Joints (3 Pack) : ID 5098 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: 3-Pin Female to 2 x 3-Pin Male Computer Case Fan Y-Splitter Power Connector Adapter Cable (2-Pack) : Electronics
Buy 3 pin XH JST wire connector 2.5mm pitch male and female pairs 2515 pack of 20 pair
12in TX3 Fan Power Splitter Cable - Computer Power Cables - Internal | StarTech.com
Phanteks Y-cable for 3-pin fans (for PWM hub) | OcUK
3 pin JST PH 2.0mm SMT Header Horizontal Right Angle Side Entry [6342] : Sunrom Electronics
Adapter Molex/2 x 3-pin 12V/2 x 3-pin 5V AK-CA-34
Amazon.com: 3 Pin to 2 x 3 Pin Computer Case Fan Y-Splitter Power Connector Adapter Cable : Electronics
CNLINKO 3 Pin Power Industrial Circular Connector, Female Plug & Male Panel Mount Receptacles Socket Jack, Outdoor Waterproof IP67, AC DC | Walmart Canada
What does a 3-pin connector look like on a motherboard? - Quora