Amazon.com: Compatible with Siemens PLC Programming Cable S7-200/300/400 Data Download Line 6ES7972-0CB20-0XA0,USB/MPI PC Adapter USB Cable for Siemen S7-200/300/400 PLC MPI/DP/PPI Programming Cable : Electronics
Usb/ppi Programming Cable For Siemens S7-200 Plc Hmi 6es7901-3db30-0xa0 Usb- ppi Multi-master - Instrument Parts & Accessories - AliExpress
Amazon.com: USB-MPI for Siemens S7-200 300 400 PLC 6GK1571-0BA00-0AA0 PC Adapter USB Port Programming Cable 6GK1571 0BA00 0AA0 Download Line : Electronics
Siemens S7 200 USB Isolated PPI PLC communication cable - PLCCable.com - Automation Supplies and PLC Tools