Mfr Part Number: 109P0912H201 Dimension: 92 X 92 X 32 mm Output: Tachometer Airflow: 55.1 CFM Static Pressure: 0.20 inch/H2O Voltage: 12 V Voltage Range: 10.2 - 13.8 V Noise Level: 36 dBA Power Input: 3.72 W Fan Speed: 2900 RPM Dual Ball Bearing Fan With 3pin connector (connect to MB)