Compare USB-C copper, single-port 1GbE fiber, and dual-port 25GbE SFP28 adapters for sourcing across mixed network deployments.
Network projects rarely rely on one connection type. Offices may need wired access for USB-C devices, industrial or security systems may retain 1GbE fiber, and servers can require significantly higher throughput. For importers and project buyers, matching each adapter to its deployment role helps prevent costly interface and performance mismatches.

Three Interfaces for Different Connection Points
At the endpoint level, the USB-C Ethernet adapter adds an RJ45 port to compatible laptops, mobile devices, and desktop systems. Its 10/100/1000Mbps support makes it a practical wired option for offices, service teams, and device accessory programs where built-in Ethernet is unavailable.

For equipment that requires optical transmission without excessive bandwidth, the 1GbE fiber card provides one SFP port through a PCI Express 2.0 x1 interface. Built around an Intel I210-series controller and supporting 1U or 2U host configurations, it can suit servers, network appliances, and space-conscious systems.

Higher-capacity infrastructure calls for a different class of adapter. The dual-port 25GbE NIC combines two SFP28 ports with a PCI Express 3.0 interface and an Intel XXV710-series controller. Published specifications also include CE, FCC, and RoHS compliance, making the card relevant to server, firewall, gateway, and storage-device sourcing.
Procure by Interface, Not Speed Alone
Before ordering, buyers should confirm the host bus, port format, operating environment, bracket height, cable or transceiver plan, and expected data rate. This approach separates convenient endpoint connectivity from internal fiber networking and performance-focused server links. More configurations are available in our network card range.
For distribution, private-label, or project procurement, contact us with your required interfaces, quantities, and target applications. We can help identify a suitable product combination and prepare a focused quotation.