Siemens 6ES7405-0KR02-0AA0 is the PS 405 redundant power supply module for the SIMATIC S7-400 PLC family, designed to provide a stable 5 V DC rail for the CPU and I/O peripherals. It accepts 24, 48, or 60 V DC input and delivers up to 10 A at 5 V DC, with redundancy features to maintain operation during power disturbances. Weighing about 1.2 kg and packaged at roughly 23.3 x 29.5 x 6.3 cm, this RoHS-compliant unit is part of the PS 405/407 power supply family and is intended for use with S7-400 CPUs and expansion modules to ensure reliable automated processes.
