4 Pin Molex to 3 pin 12V PC case fan power adapter cable, Please note this 4-Pin Molex is actual 2-Pin but it still works fine on your computer Use to connect any 3pin or 4pin (PWM Connector) fan to a 4pin molex connector High density black sleeving cable, 10 inch length Fans will be operated at the fixed Molex voltage of 12V 2 Pack 4-Pin (Actual 2-Pin) Molex to 3 Pin 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Case Fan Power Adapter Cable