Amazon.com: Siemens KTP400 SIMATIC HMI Basic Touch Panel for Industrial Communication, Automation Systems and Distributed Control Systems : Industrial & Scientific
Used Siemens Test Ok Real 6av6640-0da11-0ax0 Touch Panel K-tp 178micro For Simatic S7-200 5.7" Blue Mode Stn Display +6 Addition - Motor Driver - AliExpress
Used Siemens Test Ok Real 6av6640-0ca11-0ax1 Simatic Touch Panel Tp 177micro For Simatic S7-200 5.7" Blue Mode Stn Display Confi - Motor Driver - AliExpress
USED SIEMENS SIMATIC HMI TP177A 6AV6642-0AA11-0AX0 Touch Panel 180 Days Warranty | eBay