3RH2911-1HA20 Description Description 3RH2911-1HA20 SIEMENS Auxiliary switch block Auxiliary switch block, 2NO, sizes S00 to S3 Related products SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1790L811A
