The Siemens 6ES7901-3BF30-0XA0 is a PC/PPI cable for the SIMATIC S7-200 family, purpose-built to connect an S7-200 CPU to the serial port of a PC for programming and monitoring. It includes a communications LED for link-status visibility and supports Freeport communication, which allows the S7-200 to talk to third-party serial devices using custom protocols.
Siemens 6ES7901-3BF30-0XA0 PC/PPI Cable, 300 g
MPN6ES7901-3BF30-0XA0
Siemens SIMATIC S7-200, PC/PPI cable, 6ES7901-3BF30-0XA0, for connecting S7-200 to serial port of PC, communications LED added, supports Freeport, approx. 300 g.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Weight, approx. | 300 g |
Product details
Frequently asked questions
Will this cable work with a PC that only has USB ports?
The cable terminates in a serial (RS-232) connector on the PC side. A USB-to-serial adapter is required if the PC lacks a native serial port. The cable itself does not convert to USB.
MPN
6ES7901-3BF30-0XA0