Name: 800-39910-08 Cisco 100GBASE-LR4 10KM 1310nm SMF Transceiver Module
Brand: Cisco
SKU: 800-39910-08
Price: 84.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Cisco 100GBASE-LR4 transceiver is a key module designed to support long-distance 100 Gigabit Ethernet communication over single-mode fiber. It fits into Cisco networking equipment and provides reliable performance for connections up to 10 kilometers, making it ideal for data centers and enterprise networks that require high-speed, extended reach links.

General Information
Brand	Cisco
Part Number	800-39910-08

Technical Information
Form Factor	QSFP28
Media	SMF
Type	4 x LAN WDM EML
Power Consumption	≤4.5 W (typical ~3.5 W)
Protocols	100GBASE-LR4,100G Ethernet
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
This Cisco 100GBASE-LR4 transceiver is built for high-speed data communication across long distances. It’s often found in enterprise and data center environments where reliable 100 Gigabit Ethernet connections are essential. The module works over single-mode fiber, making it suitable for wide area network links or connecting buildings within a campus. Network engineers and IT professionals typically deploy this transceiver to upgrade existing infrastructure or to maintain high performance in demanding network setups. Its compatibility with Cisco hardware ensures seamless integration and consistent operation. Key Features Delivers 100 Gbps data rate following the LR4 standard Utilizes 1310 nm wavelength for single-mode fiber optic transmission Designed for distances up to 10 km without requiring signal repeaters Compatible with a broad range of Cisco network switches and routers Supports low power consumption for efficient operation in dense environments This transceiver is typically deployed in data centers, service provider networks, and enterprise backbones. It helps maintain high throughput over longer fiber runs, which is critical when extending network reach without sacrificing speed. By using this module, organizations can ensure stable and fast connections across dispersed locations.

Use Cases
The Cisco 100GBASE-LR4 10KM transceiver is typically deployed in enterprise and data center networks requiring high-speed, long-distance connectivity. It is especially beneficial for IT teams managing inter-building or campus backbone links where single-mode fiber infrastructure is in place and latency-sensitive applications must maintain throughput over extended distances. How It's Used: Connecting core switches across data center pods to ensure low-latency, 100G aggregation for virtualization workloads. Linking geographically separated enterprise buildings within a campus network using existing single-mode fiber to simplify infrastructure expansion. Enabling high-bandwidth interconnects between storage clusters in large-scale storage area networks (SANs) for improved data replication. Supporting edge computing facilities requiring robust 100G uplinks to central data hubs over distances up to 10 kilometers. Upgrading metro Ethernet links for service providers with 100G optical connections over long-reach fiber deployments. This transceiver supports operational efficiency by providing scalable, high-capacity optical links that align with growing bandwidth demands. Its compatibility with Cisco platforms ensures straightforward integration, helping organizations maintain performance consistency across extended network topologies.

800-39910-08 Cisco 100GBASE-LR4 10KM 1310nm SMF Transceiver Module

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases