Siemens 5SP3725-2 Description Description Siemens MAIN CONDUCTOR CIRCUIT-BREAKER (SHU),1-POLE, E 25 A, 230/400 V (SET WITH L1,L2,L3) Related products SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK7060-5AF71-1FH3 SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FK7044-7AF71-1EG0 SIEMENS 1FT5066-1AF71-4AA0