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QSFP-40G-SR4=
- Description:
- 40GBASE-SR4 QSFP TRANSCEIVER MODULE WITH MPO CONNECTOR
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QSFP-40G-SR4=
40GBASE-SR4 QSFP TRANSCEIVER MODULE WITH MPO CONNE...
$3,534.00
$167.00
27 in Global Warehouse
$167.00
95% off
TRUSTED, TRIED, PROVEN
QSFP-40G-SR4= Overview
The QSFP-40G-SR4= is a high-performance Cisco QSFP+ transceiver designed to deliver reliable 40-Gigabit Ethernet connectivity over short-range multimode fiber. This Cisco QSFP-40G-SR4= module supports 40GBASE-SR4 applications, enabling seamless deployment across enterprise networks, data center fabrics, and high-density cloud environments. With strong optical performance, it supports transmission distances up to 100 meters on OM3 fiber and 150 meters on OM4 fiber, making it ideal for short-range, high-bandwidth 40G aggregation and uplink connections.
Engineered for consistent signal integrity and broad compatibility across Cisco platforms, the QSFP 40G SR4= module provides low-latency data transmission, high throughput, and simple plug-and-play installation. Its hot-swappable design enables rapid installation or replacement without downtime, offering an efficient and cost-effective solution for organizations scaling their high-performance 40-Gigabit multimode fiber infrastructure.
Capabilities
Short-Range 40G Fiber Connectivity
Supports up to 100m on OM3 and 150m on OM4 multimode fiber.
40GBASE-SR4 Performance
Optimized for high-bandwidth 40-Gigabit Ethernet links in enterprise and data center networks.
Hot-Swappable Design
Allows modules to be installed or replaced without service interruption.
Low-Latency Optical Transmission
Delivers stable, high-throughput connectivity for demanding workloads.
Multimode Fiber Support
Offers flexible deployment across diverse multimode cabling infrastructures.
Supported Hardware Models
The QSFP-40G-SR4= module is compatible with major Cisco switching platforms, including:
- Cisco Catalyst 4500X Series
- Cisco Catalyst 6800 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-density data center environments.
Why Choose the QSFP-40G-SR4=
- Ideal for short-range 40G multimode fiber connectivity
- Compatible with Cisco Catalyst and Cisco Nexus platforms
- Delivers stable, high-performance 40G optical transmission
- Supports plug-and-play deployment for simplified scaling
- A cost-efficient solution for expanding 40G data center capacity
What is the price of QSFP-40G-SR4=?
Lowest price of QSFP-40G-SR4= is $ 167.00. Shop now! Get further exclusive discounts with bulk quotation on QSFP-40G-SR4=
Explore more options from Transceivers or explore other Cisco products.
QSFP-40G-SR4= Specifications
| Product Type | Transceiver |
| Form Factor | QSFP |
| Data Rate | 40G |
| Connector Type | MPO |
| Wavelength | 850nm |
| Transmission Distance | Short-Range |
| Fiber Type | Multi-mode |
| Max Distance | 100 meters (OM3) / 150 meters (OM4) |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | ≤ 4W |
| 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-SR4= |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
QSFP-40G-SR4= Use Case
Hyperscale Data Center Spine-Leaf 40G Connectivity
In hyperscale data centers, the QSFP-40G-SR4=-40GBASE-SR4 QSFP Transceiver Module with MPO Connector delivers 40Gbps multi-mode fiber links up to 100 m between spine and leaf switches. This deployment reduces cabling complexity and oversubscription ratios, enabling real-time east-west traffic. Key Benefits: - Scalable, uniform MPO fiber management - Ultra-low latency (<2 µs) for high-throughput applications - Hot-pluggable 40GBASE-SR4 upgrade path
High-Performance Computing Cluster Interconnect
In HPC environments, the QSFP-40G-SR4=-40GBASE-SR4 QSFP Transceiver Module with MPO Connector establishes low-latency, high-bandwidth links between compute nodes over multi-mode fiber. This configuration maximizes MPI performance for large-scale simulations and AI training jobs. Key Benefits: - Sustained 40Gbps throughput for parallel workloads - Consistent latency and jitter for synchronized processing - Simplified rack-to-rack cabling with MPO trunks
Enterprise Campus Backbone Upgrade to 40G
Enterprises migrating from 10G to 40G campus backbones deploy the QSFP-40G-SR4=-40GBASE-SR4 QSFP Transceiver Module with MPO Connector to quadruple capacity over existing multi-mode fiber. The plug-and-play design cuts deployment time and operational costs. Key Benefits: - 4× bandwidth increase without fiber re-pull - Consistent MPO connector standardization - Future-proof architecture for 5G, IoT, and SD-WAN services
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 | N/A | Cisco / Juniper / Huawei / Arista | N/A | Cisco / Juniper / Huawei / Arista |
| Connector Type | MPO | QSFP | QSFP+ and SFP+ | N/A | MPO |
| Data Rate | 40G | 40G | 10G | 40G | 40G |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Fiber Type | Multi-mode | N/A | N/A | Multi-mode | Multi-mode |
| Form Factor | QSFP | QSFP | QSFP+ to 4x SFP+ | QSFP | QSFP |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | 3.3V | N/A | N/A | 3.3V | 3.3V |
| Max Distance | 100 meters (OM3) / 150 meters (OM4) | 5m | 4 meters | 3 m | 1 meter |
| Network Interface | Fiber | Ethernet | Copper | Ethernet | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | ≤ 4W | N/A | N/A | N/A | N/A |
| Product Name | QSFP-40G-SR4= | QSFP-H40G-CU5M= | QSFP-4SFP10G-CU4M= | QSFP-H40G-AOC3M | QSFP-4X10G-AOC1M |
| Product Type | Transceiver | Transceiver | Direct Attach Copper Cable (DAC) | 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 | Short-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Wavelength | 850nm | N/A | N/A | 850 nm | 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-SR4=?
A
The QSFP-40G-SR4= is a 40GBASE-SR4 quad small form-factor pluggable transceiver module with an MPO connector for short-range multimode fiber applications.
Q
Which fiber type does QSFP-40G-SR4= require?
A
It requires OM3 or OM4 multimode fiber terminated with an MPO connector to support 40 Gbps transmission.
Q
What is the maximum reach of QSFP-40G-SR4=?
A
It supports up to 100 meters over OM3 and up to 150 meters over OM4 multimode fiber.
Q
What wavelength does the module operate at?
A
It operates at a typical wavelength of 850 nm for 40GBASE-SR4 optical transmission.
Q
Is QSFP-40G-SR4= hot-swappable?
A
Yes, it is fully hot-pluggable for seamless insertion and removal without powering down the system.
Q
Does it support digital diagnostics (DOM)?
A
Yes, it features Digital Optical Monitoring (DOM) for real-time optical performance measurement.
Q
Which industry standards does QSFP-40G-SR4= comply with?
A
It complies with the QSFP MSA and IEEE 802.3ba 40GBASE-SR4 standards.
Q
Which devices is QSFP-40G-SR4= compatible with?
A
It is compatible with QSFP ports on switches, routers and servers from all major network equipment vendors.
Q
Can I use it in a 100G network with breakout cables?
A
Yes, with a 1×4 MPO-to-LC breakout cable it supports four separate 10GBASE-SR links in 100G deployments.
Q
What is the power consumption of QSFP-40G-SR4=?
A
Its typical power consumption is ≤1.5 Watts under standard operating conditions.
Q
What operating temperature range does it support?
A
It operates reliably from 0 °C to 70 °C (32 °F to 158 °F) in commercial environments.
Q
How do I install the QSFP-40G-SR4=?
A
Align the module with the QSFP port, gently insert until the latch engages, then connect the MPO fiber cable.
Q
How should I clean the MPO connector?
A
Use a certified fiber-optic cleaning kit with lint-free wipes and isopropyl alcohol to gently clean the MPO ferrule.
Q
What warranty covers QSFP-40G-SR4=?
A
It comes with a one-year limited warranty covering defects in materials and workmanship.
Q
Are third-party replacements available for QSFP-40G-SR4=?
A
Yes, compatible third-party modules are available that meet QSFP MSA and IEEE 802.3ba specifications.
