SIEMENS SIMATIC S7-300 PROFIBUS Plastic Fiber Optic, stripping tool set
SIEMENS SIMATIC S7-300 RS 485 repeater for PROFIBUS, (Extended temperature range and exposure to media) Transmission rate up to 12 Mbps; 24 V DC; IP20 enclosure
SIEMENS SIMATIC S7-300 PS 307 load power supply, 10 A