Atlantic Blowers' ABCF-312 Three Phase Centrifugal Fan can be used for various low pressure, high airflow applications. The ABCF-312 produces a maximum flow of 4107 CFM. The maximum pressure is 32.71 inH2O. The ABCF-312 has a power output of 40 HP (30 kW) with a speed of 2900 RPM. The voltage is 220V/380V. The connection size is 12 IN/9.5x7 OUT.