Which Siemens products are affected?
The notice concerns Siemens SINAMICS S110 Control Units. These assemblies control Siemens SINAMICS S110 servo drives. They connect the drive to the automation level. Siemens describes the Siemens CU305 control unit as an interface to the automation system.
Three Siemens products are affected. These include the Siemens Control Unit CU305 DP 6SL3040-0JA00-0AA0, the Siemens Control Unit CU305 PN 6SL3040-0JA01-0AA0 and the Siemens firmware version 4.4 SP3 6SL3054-4TC00-2AA0. Siemens has announced that the P.M400 will be phased out on 1 October 2026. The P.M410 will be discontinued on 1 October 2026.