Quick question about 3 pin fan adapter, not sure where to put this

[Guest]

my pc case has 2 fans on the side that is powered by somthing that makes 2- 3 pin fans in to one molex, i cant find a replacement, my fans are female and the adapter is male, i hope somone can help me with this

once again great thanks in advance

 

[crewton]

Could you post a pic of it? The one I'm thinking of it's either using the 3pin (just plug it straight into your motherboard) or using the 4pin molex (attaching it to the psu rail).