ABB 11SM4-AP4D Description Description ABB A9 NR 1PH MCP STR,N1,208V Related products ABB 2TLA040001R1200 ABB ACS550-01-038A-4 ABB 2TLA040001R1100 ABB 1SFN075112R1000 ABB 3HNE00313-1 ABB ACS800-01-0003-3