Manufacturer Dynatron Part Number DF124028BH-PWMG Voltage 12V DC Connection 4 Pin Air Flow 26.908 CFM Speed 15000 RPM Static Pressure 35.80 mm/H2O Noise Level 58.81 dBA Included in package 40 x 40 x 28mm dual ball bearing fan 4 PCS self-tapping screws Warranty 5-Years Manufacturer's Limited Warranty