Molex connector

4-pin electrical power connector used in older computers

A Molex connector is a standard connector, which is used on electronic circuit boards. It is also used in many Personal computers, where it ofen transmits power. It is a pin and socket design. Originally, these connectors where manufactured by the company with the same name.

Different kind of molex connectors
Printed circuit board, the white connectors are molex type connectors, with 4 pins and 20 pins.