Cisco QSFP-40G-SR-BD Transceiver Module in Bangladesh – 40G BiDi QSFP+ Optical Module
The Cisco QSFP-40G-SR-BD Transceiver Module is a high-performance 40 Gigabit Ethernet QSFP+ optical transceiver designed for data centers, enterprise core networks, and high-speed switching environments. It is also known as a 40G BiDi QSFP module, Cisco 40G SR-BD transceiver, or QSFP+ BiDirectional fiber module.
This module enables 40Gbps connectivity over existing duplex multimode fiber (MMF), making it a cost-effective upgrade solution without requiring new fiber cabling infrastructure.
Full Specifications of Cisco QSFP-40G-SR-BD
| Specification | Details |
|---|
| Brand | Cisco |
| Model | QSFP-40G-SR-BD |
| Form Factor | QSFP+ (Quad Small Form-factor Pluggable) |
| Data Rate | 40 Gbps (4 × 10G lanes) |
| Wavelength | 850 nm / 900 nm (BiDi technology) |
| Fiber Type | Multimode Fiber (OM3 / OM4) |
| Connector Type | Duplex LC |
| Maximum Distance | Up to 100m (OM3) / 150m (OM4) |
| Technology | BiDirectional (BiDi) |
| Power Consumption | ~3.5W |
| Digital Diagnostics | Supported (DOM/DDM) |
| Standard | IEEE 802.3ba |
| Hot Swappable | Yes |
| Operating Temperature | 0°C to 70°C |
Best Applications in Bangladesh
The Cisco QSFP-40G-SR-BD module is widely used in:
- Data center high-speed interconnects
- Enterprise core and distribution switches
- ISP backbone and aggregation networks
- Cloud and virtualization infrastructure
- High-performance computing (HPC) networks
- 40G switch-to-switch connections
It is especially useful in Bangladesh for organizations upgrading from 10G to 40G networking without changing fiber infrastructure.
How to Install Cisco QSFP-40G-SR-BD Module
- Power off or safely access the switch (recommended)
- Insert the QSFP+ module into the 40G port
- Connect duplex LC multimode fiber cable
- Ensure correct Tx/Rx orientation
- Power on or enable the port
- Verify link status using switch CLI or dashboard
- Confirm 40G link speed is active
The module is hot-swappable, so it can be installed without shutting down in most Cisco systems.
Compatibility Devices
The Cisco QSFP-40G-SR-BD transceiver is compatible with:
- Cisco Nexus series switches
- Cisco Catalyst 9000 series (QSFP+ ports)
- Cisco ASR and NCS routers (40G ports)
- Data center switches supporting QSFP+ 40G
- Compatible third-party QSFP+ switches (with support)
Where to Buy Cisco QSFP-40G-SR-BD in Bangladesh
Visit our showroom at Elephant Road, Dhaka or order online to get the best price and professional support. The product comes with official warranty and technical assistance.
Cisco QSFP-40G-SR-BD Transceiver Modules – FAQ
1. What is Cisco QSFP-40G-SR-BD Transceiver Module?
The Cisco QSFP-40G-SR-BD Transceiver Module is a high-performance 40 Gigabit Ethernet optical transceiver designed for ultra-fast data communication. It is widely used in data centers, enterprise networks, and high-speed switching environments for reliable and stable connectivity.
2. Where is Cisco QSFP-40G-SR-BD used?
This module is commonly used in:
- Data centers and cloud infrastructure
- Enterprise core networking
- ISP backbone networks
- Server-to-switch high-speed connections
- Large-scale IT infrastructure in Bangladesh
3. What is the speed of Cisco QSFP-40G-SR-BD?
The module supports up to 40Gbps (Gigabit per second) data transmission, ensuring ultra-fast and efficient network performance for modern enterprise systems.
4. What type of fiber does it support?
It supports Multimode Fiber (MMF) with LC duplex connectors, making it suitable for short-range high-speed connections.
5. Is Cisco QSFP-40G-SR-BD hot-swappable?
Yes, it is fully hot-swappable, which allows installation or replacement without shutting down the network system.
6. What is the transmission distance of this module?
The Cisco QSFP-40G-SR-BD typically supports up to:
- 100 meters using OM4 multimode fiber
This makes it ideal for intra-data center connectivity.
7. Is it compatible with Cisco devices?
Yes, it is compatible with many Cisco networking devices, including:
- Cisco Nexus Series Switches
- Cisco Catalyst Switches
- Selected Cisco routers
- Enterprise-grade Cisco networking hardware
8. Why is Cisco QSFP-40G-SR-BD popular in Bangladesh?
In Bangladesh, demand is increasing because:
- Data center expansion is growing rapidly
- ISP networks are upgrading to 40G and 100G
- Enterprises require high-speed, stable networking
- Cloud and hosting services are expanding
9. Is original Cisco QSFP-40G-SR-BD available in Bangladesh?
Yes, original Cisco modules are available in Bangladesh through authorized IT hardware suppliers such as Datacom Technologies BD, ensuring genuine products with warranty support.
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