Huigu 4-Port RS485 Hub Splitter 1-to-4 4-Port 485 Hub Serial Port Repeater Amplifier Splitter HG-104RS4

1 channel RS485 to 4 channels RS485 expansion, enabling network device quantity multiplication

Bi-directional real-time transparent transmission with stable signal amplification and isolation

Optical isolation and high baud rate support

Plug and play design with DIN rail mounting

Uses high-quality domestic chips for stable and secure data transmission

Multiple laboratory certifications ensuring reliable quality and suitability for bidding and engineering acceptance

All slave devices connected to the hub must have unique addresses to avoid data conflicts

Power adapter not included; contact customer service for purchase if needed

Widely used in intelligent security monitoring communication systems, public safety systems, photovoltaic power generation bases, airport security projects, metro security systems, perimeter alarm systems, PLC control systems, remote control systems, and other industrial automation and security monitoring projects

Passed multiple laboratory tests and certifications

Proven reliability in major engineering projects such as Beijing International Airport, Shenzhen Talent Park, Xiong’an New Area K1 Expressway, Wuhan University, and others

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