RS485 Hub 1 to 8 Isolated Rs-485 Splitter 485 Sharer 1 In 8 Out Industrial Grade Optically Isolated way 152.2Kbps rs485 connector converter way 1 to 8 portsFeatures:brand new and This hub uses industrial-grade super anti-interference chips and for protection and electrostatic for protection circuitsLoad capacity: each channel supports up to 128 devices;Support 152.2Kbps baud rateTwo-way communication, Plug and for play, no driver required,easy to useGood heat dissipation and stable performanceWidely used in industrial systems, communication , transportation, education, finance, electricity, security, charging systems Specifications: Item: Industrial Isolated 1 to 8 RS485 HUBModel: TX1178 type: 2-position blockSize: approx 115x80x30mm/4.53x3.15x1.18inTransmission distance: 1200MLoad capacity: each channel supports up to 128 devicesTransmission