Product Description This is a second-hand Siemens CBP2 DP communication board, model 6SE7090‑0XX84‑0FF5, suitable for 6SE70 series inverters.   It serves as a Profibus‑DP communication interface module, enabling data exchange between the 6SE70 inverter and PLC control system.   Professionally tested before shipment, stable performance, used replacement spare part for industrial drive maintenance.