Cisco 100GBASE-LR1 QSFP28 optical module QSFP-100G-LR-S

The Cisco 100GBASE-LR1 QSFP28 Optical Module (QSFP-100G-LR-S) is a high-performance, cost-effective transceiver designed for 100 Gigabit Ethernet long-reach applications. It supports a single-wavelength 100G signal over a standard duplex LC connector, enabling up to 10 km transmission over single-mode fiber (SMF). Key features include low power consumption, compact QSFP28 form factor, and compliance with IEEE 802.3cd and 100G Lambda MSA standards. Its plug-and-play design ensures seamless integration into Cisco networking equipment, making it ideal for data center interconnects and enterprise core networks. The module’s unique single-lambda technology simplifies infrastructure and reduces total cost of ownership.