Siemens 6EC1-651-2A Doppel Block for SIMATIC C1 PC Boards is a double-block accessory in the SIMATIC C1 family, identified by the part number 6EC1-651-2A. It is designed for use with SIMATIC C1 PC boards, providing a compact mounting option within the C1 system. This Siemens part serves as a replacement or spare in legacy C1 installations.
