Siemens 3RT1045-1AR04 Description Description Siemens STYCZNIK, AC-3, 37 KW/400 V, AC 415 V, 50 HZ, 2 NO + 2 NC 3-P, WLK. S3, PRZYL. SRUB., Related products SIEMENS 1FT5066-1AF71-4AA0 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK6042-6AF71-1TB0