Atlantic Blowers' ABMS-1000 Three Phase/ 4 Stage Centrifugal Blower can be used for various low pressure, high airflow applications. The ABMS-1000 produces a maximum flow of 850 CFM. The maximum pressure is 42.2 inH2O. The ABMS-1000 has a power output of 7.5 HP (5.5 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 19.4âˆ†/9.3Y. Measuring at a distance of 3 ft. the blower will produce a noise level of 88 dbA. The inlet size is and the outlet size is 5".