The Cisco QSFP-40G-LR4 is a high-performance 40GB BASE-LR4 transceiver for long-range connectivity in data center and enterprise network environments. Its wavelength of 1310nm enables compatibility with single-mode fiber (SMF) connections, ensuring reliable transmission over distances up to 10 kilometers.

This hot-pluggable optical module features LC connectors and operates on four parallel channels, each supporting up to 11.2 Gbps transfer rate, resulting in an aggregate bandwidth of up to 44.6 Gbps. It complies with the IEEE standards for quality assurance and has been rigorously tested by Cisco, guaranteeing its reliability.

With advanced digital diagnostic capabilities integrated into the transceiver's firmware architecture, it provides vital information about power levels, temperature readings, voltage supply status, and various system monitoring functions that aid troubleshooting efforts.

Cisco QSFP-40G-LR4: 40GBASE-LR4 with OTU3 data rate support, 1310 nm, QSFP Module for SMF, LC connector.