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Cisco QSFP-40G-SR-BD Compatible 40GBASE-SR Bi-Directional Duplex LC MMF Optical Transceiver Module

QSFP 40G SR4 BD

The QSFP+ module is specifically engineered for 40GBASE Ethernet applications, supporting a throughput of up to 150m over OM4 multimode fiber (MMF) using a wavelength range from 832nm to 918nm through an LC connector. This module offers a high-density, low-power 40GBASE Ethernet solution suitable for data centers, high-performance computing networks, and enterprise core and distribution layer applications. It adheres fully to the QSFP+ MSA and IEEE 802.3ba-2010 40GBASE-ER4 standards.

The transmission wavelengths of the QSFP-40G-SR-BD optical module are 850nm and 900nm. It features two bidirectional optical channels with a data rate of 20Gbps each. Each channel can simultaneously transmit and receive different wavelengths through a multimode fiber. While the QSFP-40G-SR4 optical module achieves 40G transmission using 8 channels, the QSFP-40G-SR-BD accomplishes the same function with only 2 channels of 20G.

The transmission wavelengths of the QSFP-40G-SR-BD optical module, 850nm and 900nm, ensure stable transmission in multimode fiber systems. It's important to note that using OM3 fiber jumpers has a transmission distance of 100m, and using OM4 fiber jumpers extends the distance to 150m. Huihongfiber, as an optical module manufacturer, offers a complete range of 40G QSFP+ optical module products, providing high-quality transmission solutions for upgrading data center networks. When upgrading from 10G to 40G using the QSFP-40G-SR-BD optical module, there's no need to change the existing fiber cabling in data centers or server rooms, making it a cost-effective and convenient solution.

Specifications

Cisco Compatible QSFP-40G-SR-BD Vendor Name Huihongfiber
Form Factor QSFP+ Max Data Rate 40Gbps
Wavelength 832nm - 918nm Max Cable Distance 150m@OM4
Connector Duplex LC Media MMF
Transmitter Type VCSEL 850/900nm Receiver Type PIN
TX Power -4~5dBm Receiver Sensitivity <-6dBm
Power Budget 6dB Power Consumption ‰¤3.5W
Extinction Ratio 3.5dB DDM/DOM N/A
Commercial Temperature Range 0 to 70°C (32 to 158°F) CDR None
FEC Function Supported Protocols 40G Ethernet, IEEE802.3ba-2010, MSA Compliant


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