ABB 1SA-M10-1938-R0004 Line Barrier is a two-piece barrier accessory for the MS325 motor starter family. Supplied as a 2-piece set, this part number (1SA-M10-1938-R0004) is specified for use with MS325 devices in the S3-M3 configuration and carries a rating of 63 A at 600 VAC. It is designed to accompany MS325 line-side installations to provide physical separation within the starter assembly, helping ensure safe clearance and proper isolation of line connections in compatible control panels. The model name and rating identify it as a dedicated barrier component that fits the MS325 line and related accessories that share the 1SA-M10 interface.
