Siemens S7 200 USB Isolated PPI PLC communication cable - PLCCable.com - Automation Supplies and PLC Tools
RS232 S7 200 Siemens PC PPI Cable
USB-MPI Programming Cable for Siemens S7-200 300 400 Series 6ES7 972-0CB20-0XA0 PLC 0CB20 USB MPI/PPI/DP/PROFIBUS USB MPI PC-MPI Adapter: Amazon.com: Tools & Home Improvement
Siemens PLC S7 200 Serial PC/PPI programming cable PCPPI - PLCCable.com - Automation Supplies and PLC Tools
Siemens S7 200 PC PPI cable 6ES7901-3BF21-0XA0 | eBay