SIEMENS 6EP1436-1SH01 is SITOP POWER20 series three-phase industrial stabilized power supply. Input range 3AC 360~550V, rated output 24VDC 20A, power 480W, output adjustable from 24 to 28VDC. DIN rail mounting and IP20 protection, equipped with DC OK indicator and full range fault protection. It provides 24V DC power for PLC, sensors and valves, supports parallel operation. Widely used for automation cabinet power supply configuration and legacy SITOP power unit replacement in machine tools and process industries.