Alphacool SL-15 PWM Fan 600-1800rpm - 120x120x15mm, 4-Pin PWM, 12V, Black (24833)

Alphacool SL-15 PWM Fan 600-1800rpm - 120x120x15mm, 4-Pin PWM, 12V, Black (24833) Brand: Alphacool Model: 4250197248297 Color: Black Features: The Alphacool ES fans have been specially developed for use in servers and workstations and, unlike usual, do not offer a 2 or 3-pin DC power connection, but a 4-pin PWM control.