Siemens 6ES7 405-0KA02-0AA0 Power Supply Module

Siemens 6ES7 405-0KA02-0AA0 Power Supply Module is the PS 405 family device for SIMATIC S7-400 systems. It provides a stable 24 V DC output at 10 A to power the S7-400 backplane, CPU, and I/O modules in a rack-based automation installation. This 6ES7-405 variant corresponds to the 10 A power supply in the PS 405 lineup, designed for dependable DC power in industrial environments and compatible with standard S7-400 backplanes. Typical applications include factory automation, packaging lines, and process control where a Siemens SIMATIC S7-400 controller is employed, ensuring consistent voltage delivery for controllers and peripheral modules. Key specifications include 24 V DC output with a 10 A current rating, part of the S7-400 PS 405 power supply family, and compatibility with the S7-400 rack ecosystem. This module serves as a scalable power source within larger automation installations, supporting reliable operation of CPUs and I/O across multiple modules.