DMS2120LFWB-7 DMS2120LFWB DMS-20RM-3-DC2-R-C DMS-20RM-3-AC1-R-C DMS-20RM-2-DC2-R-C DMS-20RM-2-AC1-R-C DMS-20RM-1-DC2-R-C DMS-20RM-1-AC1-R-C DMS-20RM DMS-20PC-9-DCM-C