Siemens 4EU4521-4BA00 Description Description Siemens 3PH-COMMUTATING REACTOR 910/1120A, FOR 750V 50HZ VOLTAGE DROP 16.5V AT 1120A Related products SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1FT5066-1AF71-4AA0