The CF4113HBL-000U-AB9 is a 120mm x 38mm AC axial fan produced by Sunon. It is designed for DC brushless use and runs at a nominal voltage of 24V. The fan is rated to run at 2000 RPM where it produces a static pressure of 13.8CFM and noise level of 59.2dB. It has a long life expectancy of 70,000 hours at 25°C and features dual ball bearings for longer life. This fan also features a 4-lead terminal block for an easier connection.