As US enterprises expand across campuses, metro areas, and large data center environments, long distance high bandwidth fiber becomes essential. The QSFP-100G-LR4-S module is Cisco’s S class 100 Gigabit transceiver designed to deliver reliable long range connectivity over single mode fiber. It supports extended reach while maintaining consistent performance for mission critical network links.

How the QSFP-100G-LR4-S Module Operates

The QSFP-100G-LR4-S transmits 100 Gigabit Ethernet using four wavelength channels around 1310 nm over single mode fiber. This LR4 architecture enables long distance transmission with stable signal quality, making it well suited for inter building and data center interconnect scenarios.

• Long Range 100G Reach: Designed for distances up to 10 kilometers on single mode fiber.
• S Class Design: Focuses on essential long range performance without unnecessary complexity.
• Single Mode Fiber Support: Ideal for campus and metro scale network links.
• LC Duplex Interface: Works with standard SMF patching used across US enterprises.
• Efficient Power Profile: Optimized for stability in high density switching environments.

Why US Organizations Choose QSFP-100G-LR4-S

Long distance 100G connectivity is often required for linking data centers, connecting core network layers, and supporting high capacity enterprise backbones. The QSFP-100G-LR4-S delivers the reach and reliability needed for these applications while aligning with cost conscious deployment strategies.

At ORM Systems, this module is frequently selected by customers building scalable long range 100G infrastructure with proven Cisco compatible optics.

Ideal Use Cases for QSFP-100G-LR4-S

• Data center interconnects using single mode fiber
• Campus and metro backbone network links
• Enterprise core layer 100G deployments
• Government, healthcare, and education networks
• Long distance high capacity fiber expansions

The Takeaway

The QSFP-100G-LR4-S module delivers dependable long distance 100G connectivity for US organizations that require high performance over single mode fiber. Its LR4 architecture, efficient design, and strong Cisco compatibility make it a smart choice for large scale and future ready networks.

If your network demands stable 100G links across extended distances, this module is a reliable and forward looking solution.