Article Number (Market Facing Number): 6ES72151AG400XB0 | 6ES72151AG400XB0 Product Description: SIMATIC S7-1200, CPU 1215C, COMPACT CPU, DC/DC/DC, 2 PROFINET PORT, ONBOARD I/O: 14 DI 24V DC; 10 DO 24V DC 0.5A 2 AI 0-10V DC, 2 AO 0-20MA DC, POWER SUPPLY: DC 20.4 - 28.8 V DC, PROGRAM/DATA MEMORY: 125 KB NOTE: !!V13 SP1 PORTAL SOFTWARE IS REQUIRED TO PROGRAM!!