Siemens 6ES7517-3HP00-0AB0 RM27900/unit
Siemens 6ES7954-8LE04-0AA0 RM650/unit
Siemens 6ES7960-1BB00-5AA5 RM490/unit
Siemens 6ES7960-1CB00-0AA5 RM1800/unit
The Siemens 6ES7960-1CB00-0AA5 is a dedicated Synchronization Module designed for SIMATIC S7-1500H high-availability PLC systems. Installed in redundant controller architectures, the module enables continuous synchronization between paired CPUs through an optical communication interface. By maintaining real-time exchange of process data, program information, and system status, it ensures seamless failover operation and maximum plant availability. The module supports fiber-optic patch cable connections up to 10 meters and integrates directly within TIA Portal engineering environments.