Three Link is a professional industrial ethernet switch manufacturer and industrial network

solution provider, specializing in the design, development, and production of high-reliability

industrial switches for demanding environments.

Our industrial ethernet switches are widely used in factory automation, data centers, smart

transportation systems, energy infrastructure, and security surveillance networks. Designed

to operate under harsh industrial conditions, Three Link industrial switches deliver stable

performance, high bandwidth, and long-term reliability.

We offer a full portfolio of industrial network switches, including managed and unmanaged

industrial switches, industrial PoE switches, and Layer 3 industrial ethernet switches.

All products are developed with strict quality control and comply with international

standards to ensure secure and resilient industrial communication.

As an experienced OEM and ODM industrial switch manufacturer, Three Link provides flexible

customization services, allowing customers to tailor hardware specifications, software

features, and branding to meet specific project requirements. From product selection to

technical support, we are committed to helping global partners build robust and scalable

industrial networks.