SIMATIC S7-1500, CPU 1511-1 PN CPU - 6ES7511-1AK00-0AB0 - Hane Automation
New Industrial 6es7511-1ak02-0ab0 Original Genuine CPU 1511-1 Pn Model Siemens with Working Memory 150 Kb for Program and 1 MB for Data - China PLC, PLC Controller | Made-in-China.com