QSFP-40G-SR-BD, Cisco QSFP-40G-SR-BD, QSFP Transceiver, 40GBASE-SR BiDi/Short Reach/LC Connector
$345
The Cisco QSFP-40G-SR-BD is a 40 Gigabit Ethernet QSFP transceiver using Bi-Directional (BiDi) technology over multimode fiber (MMF) with a duplex LC connector, enabling 40G upgrades over existing 10G MMF infrastructure by sending/receiving data on different wavelengths, supporting up to 100m (OM3) or 150m (OM4). It’s a cost-effective, high-density solution for data centers and enterprise networks, maximizing fiber use without needing new fiber runs.
Cisco QSFP-40G-SR-BD
Product Details
- Type:Â 40GBASE-SR BiDi (Bi-Directional) QSFP+ Transceiver.
- Connectivity:Â Duplex LC Connector.
- Fiber:Â Multimode Fiber (MMF).
- Wavelength:Â 832-918 nm (combining two 20G channels).
- Reach:Â Up to 100 meters (OM3 fiber) or 150 meters (OM4 fiber).
- Technology:Â Uses BiDi technology to transmit and receive data over two strands of MMF, maximizing fiber utilization.
- Benefit:Â Allows migration from 10G to 40G Ethernet without upgrading fiber infrastructure.
Specifications Details
QSFP-40GE-SR-BD Specification |
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| Dimensions | 13.5 x 18.4 x 72.4 mm |
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   QSFP Port cabling specifications |
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| Wavelength (nm) | 83-918nm |
| Cable Type | MMF |
| Core Size (microns) | 50.0 |
| Modal Bandwidth (MHz-km) | 500 (OM2), 2000 (OM3), 4700 (OM4) |
| Cable Distance | 30m, 100m, 150m |
| Power Consumption (W) | 3.5 |
| Pull Tab Color | Gray |
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 Optical characteristics |
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| Transmit Power (dBm) | Max:+2.3 per lane
Min:-7.0 per lane |
| Receive Power (dBm) | Max:+2.3 per lane
Min:-13.7 per lane |
| Transmit and Receive Wavelength (nm) | 832 to 918 |
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Environmental conditions |
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| Operating temperature | 0 to 70°C (32 to 158°F) |
| Storage temperature | -40 to 85°C (-40 to 185°F) |
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Regulatory and standards compliance |
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| Standards | • GR-20-CORE • GR-326-CORE • GR-1435-CORE • IEEE 802.3ba (-SR4, -LR4) • IEEE 802.3ae (-CSR4) • QSFP+ MSA SFF-8436 • SFP+ MSA SFF-8431 and -8461 • RoHS 6 |
| Safety | • Cable jacket of QSFP copper modules is UL E116441 Compliant • QSFP copper cables are ELV Compliant |
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