Siemens 4EM4912-3CB Description Description Siemens 1PH-COMMUTATING REACTOR 20A FOR 230V 50HZ VOLTAGE DROP 8.8V Related products SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK7022-5AK71-1AG0 SIEMENS 1FK7011-5AK71-1TG3 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK6032-6AK71-1TA0