Siemens 5ST3013-2 Description Description Siemens AUXILIARY CIRCUIT SWITCH 1NO+1NC, FOR MCB WITH TEST BUTTON FOR LOW POWER Related products SIEMENS 1FK7060-5AF71-1FH3 SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7044-7AF71-1EG0