The AFB1224SHE is a DC Axial Fan Voltage - Rated 24VDC Size / Dimension Square - 120mm L x 120mm H Width 38.00mm Air Flow 151.8 CFM (4.25m³/min) Static Pressure 0.571 in H2O (142.2 Pa) Bearing Type Ball Fan Type Tubeaxial Noise 53.0 dB(A) Power (Watts) 12.00W RPM 3700 RPM Termination 2 Wire Leads Operating Temperature 14 ~ 140°F (-10 ~ 60°C) Approvals CE, CSA, UL, VDE Weight 0.564 lb (255.83g) Current Rating (Amps) 0.5A Voltage Range 7 ~ 27.6VDC Material - Frame Plastic Material - Blade Plastic Lifetime @ Temp. 70000 Hrs @ 40°C