Arctic F12 Pro PWM 120mm 1500RPM High Performance PC Case Fan

The PST ensures all case fans to run according to the settings of the CPU fan. This guarantees silent operation whenever possible and performance, when needed.

Extremely Quiet - 0.5 sone High airflow and static pressure Low noise impeller Fluid dynamic bearing extends service life

Dimensions: 120 (L) x 120 (W) x 38.5 (H) mm Fan: 80mm, 1,500 RPM Airflow: 57 CFM / 96.8 m3/h Bearing: Fluid Dynamic Bearing Noise Level: 0.5 Sone Fan: 120mm, 400 - 1,500 RPM controlled PWM The fan has a 4 pin connection for the motherboard with another 4 pin cable stemming from it, so you are able to daisy chain fans together (4 Pin Connection). It also has a 3 pin connection which provides a speed report.