Product Type | Transceiver Module |
Form Factor | QSFP |
Transceiver Configuration | 4x10 Gigabit Ethernet |
Transmission Technology | Optical |
Maximum Transfer Distance | 10 km |
Wavelength | 1310 nm |
Fiber Mode Supported | Single-Mode Fiber (SMF) |
Device Color | Blue |
Power Consumption (Typical) | 3.5 W |
Hot Swappable | Yes |
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
Product Overview
Physical & Environmental
Operating Temperature (Min) | 0 °C |
Operating Temperature (Max) | 70 °C |
Storage Temperature (Min) | -40 °C |
Storage Temperature (Max) | 85 °C |
Humidity Range (Non-Operating) | 5% to 95% (non-condensing) |
Dimensions (H x W x D) | 0.53 in x 2.17 in x 4.72 in (13.5 mm x 55 mm x 120 mm) |
Unit Weight | 75 grams |
Cloud Management & Licensing
Cloud Managed | No |
Management Software | Not Applicable |
License Requirement | No license required |
Interfaces
Interface Type | MPO-12 |
Number of Optical Channels | 4 |
Per Channel Data Rate | 10 Gbps |
Total Aggregate Bandwidth | 40 Gbps |
Connector Type | MPO |
Media Type | Fiber Optic |
Compliance & Origin
TAA Compliant | Yes |
Country of Origin | China / Taiwan |
RoHS Compliant | Yes |
EMC Compliance | FCC Part 15 Class A |
Safety Certifications | UL, EN/IEC 60950-1 |
Standards Compliance | IEEE 802.3ae, SFF-8436 |
Advanced Security Features
Secure Transceiver Authentication | Yes (Cisco proprietary) |
Encryption Support | No |