Preserve older Ethernet infrastructure where it still has value. The Black Box LMC212A-MM-R3 media converter translates 10 Mbps copper to 10 Mbps multimode fiber, making it easier to extend legacy links across longer distances or through electrically noisy areas. This is a purpose-built conversion point for environments that need fiber transport but must keep 10 Mbps devices in service. It helps infrastructure teams avoid unnecessary hardware replacement while maintaining the network paths that support specialized equipment, remote endpoints, or older building systems. For organizations managing mixed-age networks, the advantage is control: convert only the segment that needs fiber, keep the rest of the topology intact, and maintain compatibility with existing 10 Mbps copper devices. Black Box delivers a focused tool for extending legacy connectivity with minimal disruption.