Solved 3-pin and 4pin fan header connections. Tags: Fan Compatibility Components Last response: August 19, 2012 5:18 PM in Components Share Blaydyn August 16, 2012 1:55:14 PM Are 3-pin fan and 4-pin fan headers, and vice versa, compatible? Like say you have a 3-pin fan and plug it into a 4-pin fan header or a 4-pin fan and plug that into a 3-pin fan header. Will they work properly and without issue? Sorry if it's hard to understand, I'm not that good at explaining such things. More about : pin 4pin fan header connections Best solution noise August 16, 2012 3:01:36 PM Personally I'd try and verify the pin layout on the header you are connecting to but ... http://www.allpinouts.org/index.php/Motherboard_(CPU)_4_Pin_Fan This of course assumes there is no irritating plastic on the header forcing a standard connector type. Share Horizons August 17, 2012 10:29:39 AM Don't know about 4 to 3, but 3 to 4 works (I'm using it right now for my 6th case fan) m 0 l Can't find your answer ? Ask ! Get the answer Blaydyn August 19, 2012 5:18:29 PM Best answer selected by Blaydyn. m 0 l Can't find your answer ? Ask ! Publish Related resources Help connecting 2x 3pin fans to 4pin mobo header Forum Solved4-pin Fan To 3-pin Header On Motherboard? solution Solved3pin fan 4pin fan header solution Solved4pin fan in a 3pin fan header? Forum SolvedWill a 3-pin Power Connector work on a 4-pin fan header? Forum Problem - 3-pin Mobo Header, but 4-pin Fan Power (not molex) Forum 3-pin 3-speed Noctua NF-S12B FLX fan, 4-pin motherboard headers... Speed control? solution how to connect a 3pin fan to a 4pin pwm solution Solved3-pin CPU Fan and only 4-pin CPU Fan connecter.. HELP! Forum Solved4pin pwm fan connected to 3pin fan controller Forum Can i connect a 3pin fan connector to my mobos 4pin fan provision Forum 3pin vs 4pin cpu heatsink/fan connection Forum SolvedQuestion regarding 3pin and 4pin system fan settings solution SolvedIs it okay to plug in a 3-pin case fan plug into a 4-pin socket on my mobo? solution SolvedFan uses 3-pin, MoBo takes 4-pin fans? solution Solved4pin fan on motherboard with 3pin fan solution SolvedCpu fan At 100% 3pin to 4pin solution SolvedWill my 3-pin fans work on 4-pin fan connectors? solution Solved3pin fan into 4pin mobo connector solution SolvedWindforce fan with 4pin into a 3pin socket solution More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !