Honeywell CC-TDOB01 module, model number 51308371-17

New Pepperl + Fuchs safety barrier KFD2-SL2-EX2.B, original authentic, engineering

Zhejiang University Central Control XP000 card, an empty card from second-hand disassembly. Model FW/XP/SP

6ES7422 - 1HH00 - 0AA0 digital output module, factory inventory

ABB excitation board packaged HIEE300690R 0001

ABB EL3020 gas analyzer, used, model F-3.35

Beijing Pinghe Venture DMT-143 humidity meter controller, DMT143 G

Honeywell CC-TAOX11 analog output base, fully functional, physical photography

Pepperl + Fuchs safety barrier KFD2-CD-Ex1.32, original disassembled part, physical drawing

Siemens SIMATIC S7 memory card 6 ES7952 -1 KK00-