QSFP-100G-ER4L-S Cisco 100GBase QSFP Transceiver 25-40km SMF Duplex LC

This Cisco QSFP-100G-ER4L-S transceiver is built for high-speed data transmission over long distances, reaching up to 40 kilometers on single-mode fiber. It's commonly used in data centers, metro networks, and enterprise backbones where reliable 100G Ethernet connectivity is needed over extended runs.

Network engineers and operators often rely on this module to extend their 100G infrastructure without sacrificing performance. Its duplex LC interface and compliance with prevalent standards make it a solid choice for integrating into existing fiber networks.

Key Features

• Supports 100GBASE Ethernet with 25 to 40 km reach on SMF
• Utilizes duplex LC connectors for straightforward fiber connections
• Operates with low power, suitable for dense networking environments
• Compatible with Cisco QSFP ports and industry standards
• Designed for long-haul data center and metro applications

This transceiver is often found in setups requiring reliable 100G links over longer distances, such as between data centers or within large enterprise campuses. It helps maintain high bandwidth and low latency, essential for mission-critical applications and heavy traffic loads.