Atlantic Blowers' ABAF-10-220E Three Phase Axial Fan can be used for various low pressure, high airflow applications. The ABAF-10-220E produces a maximum flow of 1942 CFM. The maximum pressure is 1.4 inH2O. The ABAF-10-220E has a power output of 0.5 HP (0.35 kW) with speeds of either 3300 RPM (50/60 Hz dual frequency). The voltage is 220V-275V. Measuring at a distance of 3 ft. the fan will produce a noise level of 66 dbA. The impeller diameter is 10".