: Fan Dimensions: 120 x 120 x 25 mm Fan Speed: 650-1800 RPM ± 10% Fan Air Flow: 52 CFM Fan Air Pressure: 1.82 mm H2O Fan Noise Level: 8-27 dBA MTTF: 160, 000 hours Power Connector: 4-Pin (PWM) Fan Rated Voltage: 12 VDC Fan Rated Current: 0.22A Fan Safety Current: 0.37A