Atlantic Blowers' ABMS-700 Three Phase/ 4 Stage Centrifugal Blower can be used for various low pressure, high airflow applications. The ABMS-700 produces a maximum flow of 571 CFM. The maximum pressure is 36.1 inH2O. The ABMS-700 has a power output of 3 HP (2.2 kW) with speeds of either 3000 or 3600 RPM (50/60 Hz dual frequency). The voltage is 220-275/380-480 with an FLA rating of 8.1âˆ†/3.8Y. Measuring at a distance of 3 ft. the blower will produce a noise level of 78 dbA. The inlet size is and the outlet size is 4".