ABB 3BSC 980 006 R109 is a memory expansion board for ABB S4/S4C robot controllers. Commonly referenced as the DSQC 323 memory expansion (8 MB), it maps to ABB 3HAB5956-1 and is designed to add memory to the DSQC 323 configuration used by those controllers. Across catalogs and marketplaces, this part is shown with alternative references such as 3HAB5956-1 and 3HAB5957-1, indicating its role as a memory-extension option within ABB's S4/S4C family.
