Siemens 1LE21211AB314AA3 1 5-HP 1800 Rpm 230/460-volt 145t General Purpose Electric Motor Nema Premium Efficient Aluminum Frame, Aluminum Rotor 1.5 HP, 1800 RPM 145T Frame 208-230/460 Volt Removable feet allow for F1, F2, F3 terminal box position Inverter Duty Rating Variable Torque 20:1 Constant Torque 4:1