3UF7941-0AA00-0 Description Description 3UF7941-0AA00-0 SIEMENS Safety – 3SK Safety Relays- Software USB/serial adapters Related products SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK7022-5AK71-1AG0 SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FK7011-5AK71-1TG3 SIEMENS 1FT5066-1AF71-4AA0
