| Form Factor | QSFP |
| Data Transfer Rate | 10 Gbps |
| Device Type | Transceiver |
| Cabling Type | SMF |
| Wave Length | 1310 nm |
| Max Transfer Distance | 10 Km |
| Interfaces | MPO-12 |
| Enclosure Color | Blue |
Cisco QSFP-4X10G-LR-S= 4x10G SMF Transceiver Module, 10Km MPO

Key Benefits
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- Enables long-distance 10GbE connectivity up to 10Km over SMF, suitable for large-scale deployments.
- High-density MPO-12 interface supports network scalability and faster deployment.
- TAA compliance ensures suitability for government and regulated industry projects.
Product Overview
The Cisco QSFP-4X10G-LR-S= transceiver module delivers enterprise-class reliability with a 4x10 Gigabit Ethernet configuration engineered for long-range, high-density connectivity. Designed in the QSFP form factor, it supports single-mode fiber (SMF) and uses a 1310nm wavelength to transmit data up to 10 kilometers — ideal for high-throughput interconnects between network switches, data centers, or campus backbones.
With an MPO-12 interface and support for a data transfer rate of up to 10 Gbps per channel, this optical transceiver ensures efficient and scalable networking performance. It's compliant with TAA regulations, making it suitable for government and regulated sectors. The module is colored blue for easy identification in complex deployments and is manufactured in China/Taiwan, ensuring broad international availability.
Versatile and standards-compliant, the Cisco QSFP-4X10G-LR-S= brings the performance and compatibility needed for modern enterprise networking, data center operations, and long-range fiber environments. IT managers will appreciate its combination of throughput, distance, and compact footprint, enabling seamless integration into Cisco systems and high-performance communication infrastructures.
Specifications
Primary Information
UNSPSC Code
| UNSPSC Code | 43222608 |
Special Feature
| COO | CHINA / TAIWAN |
| TAA compliance | Yes |
Networking
| Data Link Protocol | Gigabit Ethernet |