Brushless Blower Single Phase Voltage 230V AC Full Load Amps 4.5 Blower Type Tangential Discharge Watts 400 W Max Amps 4.7 A 60/50 Hz Hz Motor Thermal Protection Auto Ins. Class B Max Ambient Temp 50 Degrees C Motor Enclosure Design Open Motor Mounting Position All Angle Vacuum Rating 63 in wc CFM 81 cfm Motor Bearings Ball Blower Stages 3 Overall Length 8 1/8 in Length Less Shaft 6 13/16 in Height 5 11/16 in