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QSFP-40G-SR-BD=
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- SPARE QSFP40G BIDI SHORTREACH TRANSCEIVER
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QSFP-40G-SR-BD=
SPARE QSFP40G BIDI SHORTREACH TRANSCEIVER
$1,292.00
$145.00
30 in Global Warehouse
$145.00
89% off
TRUSTED, TRIED, PROVEN
QSFP-40G-SR-BD= Overview
The QSFP-40G-SR-BD is a high-performance Cisco QSFP+ transceiver designed to deliver reliable 40-Gigabit Ethernet connectivity over multimode fiber using bi-directional technology. This Cisco QSFP-40G-SR-BD module supports 40GBASE-SR-BD applications, enabling seamless deployment across enterprise networks, data center fabrics, and high-density cloud environments. With its dual-wavelength design, it achieves 40G transmission over existing duplex MMF infrastructure up to 100 meters on OM3 fiber and 150 meters on OM4 fiber, eliminating the need for new parallel fiber installations.
Engineered for maximum compatibility and consistent signal integrity, the QSFP 40G SR BD module offers low-latency data transmission, high throughput, and plug-and-play installation across Cisco platforms. Its hot-swappable design allows fast integration or replacement without network interruption, providing a cost-effective migration path from 10G to 40G using current multimode fiber systems.
Capabilities
Bi-Directional 40G Transmission
Enables 40G connectivity over traditional duplex multimode fiber using two wavelengths.
Short-Range MMF Support
Achieves up to 100m on OM3 and 150m on OM4 fiber for flexible deployment.
40GBASE-SR-BD Performance
Optimized for modern data center and aggregation environments requiring high bandwidth.
Hot-Swappable Design
Allows installation or replacement without service disruption.
Low-Latency Optical Transmission
Provides stable, high-throughput connectivity for demanding workloads.
Supported Hardware Models
The QSFP-40G-SR-BD module is compatible with major Cisco platforms, including:
- Cisco Catalyst 4500X Series
- Cisco Catalyst 4500X Series
- Cisco Nexus 3000 Series
- Cisco Nexus 5000 Series
- Cisco Nexus 7000 Series
- Cisco Nexus 9000 Series
This wide compatibility ensures seamless integration across enterprise, cloud, and high-performance data center environments.
Why Choose the QSFP-40G-SR-BD
- Ideal for 40G upgrades using existing duplex multimode fiber
- Compatible with Cisco Catalyst and Cisco Nexus platforms
- Provides stable, high-performance 40G bi-directional connectivity
- Supports plug-and-play deployment for simplified scaling
- A cost-efficient migration path from 10G to 40G
What is the price of QSFP-40G-SR-BD=?
Lowest price of QSFP-40G-SR-BD= is $ 145.00. Shop now! Get further exclusive discounts with bulk quotation on QSFP-40G-SR-BD=
Explore more options from Transceivers or explore other Cisco products.
QSFP-40G-SR-BD= Specifications
| Product Type | Transceiver |
| Form Factor | QSFP |
| Data Rate | 40G |
| Connector Type | LC |
| Wavelength | 850nm |
| Transmission Distance | Short-Range |
| Fiber Type | Multi-mode |
| Max Distance | 150 meters |
| Supported Protocols | Ethernet |
| Network Interface | Ethernet |
| Power Consumption | 3.8W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista |
| Product Name | QSFP-40G-SR-BD= |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco | Cisco / Juniper / Huawei / Arista | N/A | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 40G | 40G | 40G | 10G | 40G |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | N/A | Multi-mode |
| Form Factor | QSFP | QSFP | QSFP | CFP | QSFP |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 10 km | 100 m | 150 meters | N/A | 100 meters |
| Network Interface | Ethernet | Ethernet | Ethernet | Ethernet | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 5.5W | N/A | 3.8W | N/A | N/A |
| Product Name | QSFP-40GE-LR4-S | QSFP-40G-CSR4= | QSFP-40G-SR-BD= | CVR-CFP-4SFP10G= | QSFP-40G-BD-RX= |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Wavelength | 1271/1294/1318/1341 nm | 850 nm | 850nm | N/A | 850nm |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the QSFP-40G-SR-BD= spare QSFP40G BiDi short reach transceiver?
A
The QSFP-40G-SR-BD= is a hot-pluggable 40 Gbps BiDi transceiver designed for short-reach multimode fiber links in data centers and enterprise networks.
Q
Which fiber types are supported by the QSFP-40G-SR-BD= transceiver?
A
The QSFP-40G-SR-BD= supports OM3 and OM4 multimode fiber, allowing reliable 40 Gbps transmission over short distances up to 100 meters.
Q
What is the maximum reach of the QSFP-40G-SR-BD= over OM4?
A
Over OM4 multimode fiber, the QSFP-40G-SR-BD= delivers up to 100 meters of full-duplex 40 Gbps connectivity.
Q
Can I install the QSFP-40G-SR-BD= in any QSFP+ port?
A
Yes. The QSFP-40G-SR-BD= is fully compatible with any QSFP+ MSA-compliant port on Cisco, Juniper, Arista, and other major switch and router platforms.
Q
Is the QSFP-40G-SR-BD= module hot-swappable?
A
Yes. The transceiver supports hot-swap insertion and removal without disrupting adjacent ports or network traffic.
Q
What wavelengths does the QSFP-40G-SR-BD= use for BiDi operation?
A
This BiDi module uses 850 nm and 900 nm wavelengths for simultaneous transmit and receive over a single multimode fiber strand.
Q
How many fiber strands are required for the QSFP-40G-SR-BD=?
A
Only one duplex multimode fiber strand is required per direction, reducing cabling complexity compared to parallel transceivers.
Q
What is the typical power consumption of the QSFP-40G-SR-BD=?
A
Power consumption is typically 1.5 Watts under standard operating conditions, ensuring energy-efficient 40 Gbps links.
Q
Does the QSFP-40G-SR-BD= support digital diagnostics monitoring (DDM)?
A
Yes. It offers full DDM functionality, providing real-time monitoring of optical power, temperature, voltage, and transmitter bias current.
Q
Is the QSFP-40G-SR-BD= transceiver RoHS compliant?
A
Yes. The module is fully compliant with RoHS Directive 2011/65/EU, ensuring lead-free, environmentally safe manufacturing.
Q
What operating temperature range does the QSFP-40G-SR-BD= support?
A
The transceiver operates reliably between 0 °C and 70 °C ambient temperature (commercial temperature range).
Q
How do I clean the QSFP-40G-SR-BD= optical interfaces?
A
Use a fiber-optic cleaning pen or lint-free wipe with isopropyl alcohol; always follow your hardware vendor’s cleaning guidelines.
Q
Can the QSFP-40G-SR-BD= be used in breakout applications?
A
No. This BiDi module is designed for 40 Gbps full-duplex links and is not compatible with 4×10 Gbps breakout cables.
Q
What is the mean time between failures (MTBF) for the QSFP-40G-SR-BD=?
A
The module offers an MTBF of over 1,000,000 hours, guaranteeing high reliability and long-term network uptime.
Q
Do I need firmware updates for the QSFP-40G-SR-BD=?
A
No separate firmware is required; the transceiver is pre-programmed for MSA compatibility and auto-negotiation.
Q
How do I verify compatibility of the QSFP-40G-SR-BD= with my switch?
A
Check your switch vendor’s compatibility matrix or use the vendor’s transceiver compatibility tool to confirm support.
