Description Cisco QSFP-100G-ER4L-X Compatible is a 100GEBASE-ER4 QSFP28 transceiver supporting reaches of 30km without FEC and up to 40km with FEC over SMF. It operates at 1310nm using duplex LC connectors and includes comprehensive DOM diagnostics. This module is built for long-distance 100GbE transport in demanding carrier and enterprise environments.
