Atlantic Blowers' ABMS-100 Three Phase/ 2 Stage Centrifugal Blower can be used for various low pressure, high airflow applications. The ABMS-100 produces a maximum flow of 250 CFM. The maximum pressure is 10.5 inH2O. The ABMS-100 has a power output of 0.5 HP (0.4 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 1.2âˆ†/0.9Y. Measuring at a distance of 3 ft. the blower will produce a noise level of 65 dbA. The inlet size is and the outlet size is 3".