Goobay 93632 Power cable/adapter for PC fans; 5.25 inch male to fan 2x 12 V/2x 5 V.
For connecting up to four PC fans.
Reduction of operating noise level within housing, since two 5 V fans instead of one 12 V fan are running.
Lower fan speed reduces the amount of air conveyed.
Suitable for CPU fans, housing fans, etc..