USB-PPI PLC Programming Cables Suitable For Siemens S7-200, S7-200CN Series PLC | eBay
Amazon.com: Washinglee USB Programming Cable for Siemens PLC S7 200 and Touch Screen, for 6ES7901-3DB30-0XA0 Replacement (S7 200+Touch Panel) : Electronics
VIPA 950-0KB30 | PC/AG Programming Cable USB-MPI/PPI/PROFIBUS - VIPA USA
Isolated Pc-ppi+ Rs232 Plc Programming Cable For Siemens S7-200, No Need Driver, 6es7 901-3cb30-0xa0, Win7 - Instrument Parts & Accessories - AliExpress
Amazon.com: DCYNXC 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 16ft : Electronics