Molex -1 Match Set - (4-Pin) w/14-20 AWG, Wire Connector - 2.13mm D, Latch Lock, MLX™: Amazon.com: Industrial & Scientific
Amazon.com: PNGKNYOCN 4-Pin Molex Pass-Through to 5 x 3 Pin Fan Connector Cable (Power 5 Fans from 1 Molex Connection!) 2X12V / 1X7V / 2X5V for CPU PC Case Fan : Electronics