Cisco QSFP-40G-LR4= 40GBASE-LR4 QSFP+ Transceiver, 1310nm, Duplex LC, Single-Mode Fiber
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40Gbps Connectivity: Cisco QSFP-40G-LR4= provides high-speed 40GBASE-LR4 Ethernet connectivity for enterprise and data center networks.
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10km Long Reach: Supports transmission distances of up to 10 km over compatible single-mode fiber.
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1310nm Wavelength: Uses four wavelength channels around the 1310nm optical band for reliable long-distance transmission.
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Duplex LC Connector: Features a standard duplex LC optical interface for single-mode fiber connectivity.
Cisco QSFP-40G-LR4= 40GBASE-LR4 QSFP+ Transceiver
Cisco QSFP-40G-LR4= is a high-performance 40GBASE-LR4 QSFP+ optical transceiver designed for long-distance 40 Gigabit Ethernet connectivity over single-mode fiber, with a transmission distance of up to 10 km.
The Cisco QSFP-40G-LR4= is a 40Gbps QSFP+ optical transceiver designed for long-reach Ethernet networking applications. It combines four optical wavelength channels to provide high-speed 40 Gigabit Ethernet connectivity over single-mode fiber.
With a nominal optical wavelength around 1310nm and a duplex LC connector, this transceiver is suitable for enterprise networks, data centers, aggregation networks and other long-distance 40G Ethernet deployments.
Key Features
Single-Mode Fiber Connectivity
The Cisco QSFP-40G-LR4= is designed for single-mode fiber networks where longer transmission distances are required. Its LR4 optical configuration enables reliable 40Gbps connectivity over links of up to 10km when used with compatible fiber infrastructure.
Applications
- 40 Gigabit Ethernet network connections
- Data center interconnects
- Enterprise network uplinks
- Network aggregation
- Switch-to-switch connectivity
- Long-distance Ethernet links
- High-bandwidth enterprise infrastructure
- Data center spine and aggregation networks
Optical Technology
The QSFP-40G-LR4= uses four optical wavelength channels in the 1310nm band to transmit 40Gbps Ethernet traffic over single-mode fiber. The duplex LC interface provides a standard fiber connection for compatible 40G network equipment.
Installation and Compatibility
Before installation, verify that the target Cisco switch, router or networking platform supports the QSFP-40G-LR4= transceiver. The network should also use compatible single-mode fiber and duplex LC connectivity suitable for the required transmission distance.
Always confirm the exact Cisco platform compatibility and supported transceiver list before deployment. Fiber type, connector type and link budget should also be checked for the intended network link.
Why Choose Cisco QSFP-40G-LR4=?
- 40Gbps high-speed Ethernet connectivity.
- Long-distance transmission up to 10km.
- Designed for single-mode fiber networks.
- 1310nm optical wavelength technology.
- Duplex LC optical connector.
- Compact QSFP+ form factor.
- Suitable for enterprise and data center applications.
- Approximately 2.0W power consumption.
Cisco QSFP-40G-LR4= is a 40GBASE-LR4 QSFP+ optical transceiver providing up to 10km of high-speed 40Gbps connectivity over single-mode fiber. It is well suited for enterprise networking, data centers, aggregation links and long-distance 40G Ethernet applications.
| Product Name | Cisco QSFP-40G-LR4= 40GBASE-LR4 QSFP+ Transceiver, 1310nm, Duplex LC, Single-Mode Fiber |
|---|---|
| Weight | 0.100000 |
| Maximum Power Load: | 2.0 W |
| Indicator Type: | LED |
| Interface | QSFP+ |
| Power Source | Network/Switch QSFP+ Port |
| Working Environment: | Data Center / Enterprise Networking |
| Power Consumption | Approx. 2.0 W |
| Unit Weight (KG): | Approx. 0.1 kg |
| Manufacturer | Cisco |
| Color | Silver |
| Country of Origin | United States |
Product Datasheet
