3RW4457-6BC44 Description Description 3RW4457-6BC44 SIEMENS Soft Starter 3RW44 – with comms option 500kW 3PH SOFTSTARTER 230VAC Related products SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FN3150-4SA00-0AA0 SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FT5072-0AC01-0-Z
