Atlantic Blowers' ABC-401 Single Phase/ Single Stage Centrifugal Blower can be used for various low pressure, high airflow applications. The ABC-401 produces a maximum flow of 812 CFM. The maximum pressure is 12 inH2O. The ABC-401 has a power output of 2 HP (1.5 kW) with speeds of either 3000 or 3600 RPM (50/60 Hz dual frequency). The voltage is 110-120/220-240 with an FLA rating of 10.8âˆ†/6.2Y. Measuring at a distance of 3 ft. the blower will produce a noise level of 90 dbA. The inlet size is 5" and the outlet size is 4".