FL series three phase electric motors is our new developed products, since aluminum-alloy material has been introduced into its housing, endshield, terminal box and removable feet, FL series motors owns a beautiful appearance and a smooth surface. Also it is a kind of totally enclosed fan-cooled squirrel-cage asynchronous motors with IP54/IP55 protection and class F insulation. The efficiency of FL series motors has reached EFF2 standard and can be upgraded to EFF1 standard European.