3RH2911-1HA20 Description Description 3RH2911-1HA20 SIEMENS Auxiliary switch block Auxiliary switch block, 2NO, sizes S00 to S3 Related products SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FN3050-4SA00-0AA0
