FTLC9551REPM Finisar QSFP28 100G Transceiver 100m Parallel Mmf

Overview of the Finisar FTLC9551REPM Transceiver Module

The Finisar FTLC9551REPM is a cutting-edge 100-meter optical transceiver designed for high-speed data transmission. With its robust features, this module is ideal for demanding network environments, offering seamless performance and reliability.

General Information

• Manufacturer: Finisar
• Part Number: FTLC9551REPM
• Product Type: Transceiver Module

Technical Highlights

• Form Factor: QSFP28 hot-pluggable design
• Interface: 1 x MPO/MTP connector supporting 100GBase-SR4
• Application: Optimized for optical networking and advanced data communication
• Port Details: MPO/MTP interface for streamlined fiber connections
• Usage: Designed for seamless integration in high-speed Ethernet infrastructures

Media & Performance

• Supported Media: Optical fiber technology
• Fiber Mode: Multi-mode fiber compatibility
• Ethernet Standard: 100 Gigabit Ethernet
• Network Protocol: 100GBase-SR4 for reliable transmission

Physical Characteristics

• Design: Hot-swappable QSFP28 module for quick deployment
• Form Factor: Compact and efficient for dense networking environments

Application & Usage

• Primary Use: Optical network deployments
• Secondary Use: High-bandwidth data networking solutions

Key Advantages

• Supports ultra-fast 100GbE connectivity
• Multi-mode fiber ensures flexible deployment
• Hot-pluggable design reduces downtime
• Reliable MPO/MTP interface for scalable networking

Finisar FTLC9551REPM 100GBPS QSFP28 Optical Transceiver

The Finisar FTLC9551REPM 100Gbps 100GBase-SR4 QSFP28 transceiver module is engineered to deliver high-density, high-bandwidth optical connectivity for modern enterprise networks, cloud computing infrastructures, data centers, storage area networks, and high-performance computing environments. Designed according to industry-standard QSFP28 specifications, this optical module supports 100 Gigabit Ethernet transmission over multimode fiber and provides reliable connectivity for short-reach applications requiring exceptional performance and scalability.

Built with advanced optical technologies, the FTLC9551REPM incorporates four independent transmit channels and four independent receive channels operating simultaneously to achieve an aggregate data throughput of 100Gbps. The module utilizes parallel optical transmission technology over multimode fiber cabling and supports distances up to 100 meters when deployed with OM4 multimode fiber infrastructure. This architecture allows network designers and administrators to maximize bandwidth while minimizing latency across critical networking environments.

QSFP28 Form Factor Advantages

The QSFP28 form factor has become the preferred solution for high-speed networking applications because it offers exceptional port density, energy efficiency, and operational flexibility. The Finisar FTLC9551REPM follows the QSFP28 Multi-Source Agreement standards, ensuring compatibility with a broad range of networking platforms and switches.

The compact design allows network operators to deploy multiple 100Gbps interfaces within a limited rack space while maintaining optimal airflow and thermal management. This density advantage is particularly valuable in hyperscale data centers where maximizing bandwidth per rack unit directly contributes to operational efficiency and infrastructure optimization.

Compact High-Density Deployment

The module’s compact dimensions enable equipment manufacturers to integrate dozens of 100Gbps ports into a single switch chassis. This high-density approach reduces cabling complexity, conserves valuable rack space, and simplifies large-scale network deployments. Organizations implementing spine-and-leaf architectures benefit significantly from the ability to aggregate substantial bandwidth within compact networking hardware.

Low Power Consumption Characteristics

The FTLC9551REPM is designed with power-efficient optical components that help reduce operational expenses associated with cooling and energy consumption. The low-power architecture contributes to sustainable data center operations while supporting continuous high-speed data transmission.

100GBase-SR4 Technology

The 100GBase-SR4 standard is specifically developed for short-range optical communication over multimode fiber infrastructures. This standard utilizes four parallel optical lanes transmitting at approximately 25Gbps each, resulting in a total aggregate bandwidth of 100Gbps.

The Finisar FTLC9551REPM leverages this technology to provide reliable short-distance connectivity between network switches, servers, storage arrays, and aggregation platforms. The SR4 specification is widely adopted throughout enterprise and cloud environments due to its balance of performance, cost-effectiveness, and deployment simplicity.

Parallel Optical Transmission Design

Unlike serial optical technologies that transmit all data through a single optical channel, the SR4 architecture distributes traffic across four parallel lanes. This approach improves efficiency and enables high-speed communication using proven VCSEL technology operating at 850nm wavelengths.

The module’s internal optical engine carefully synchronizes each lane to maintain data integrity and ensure consistent throughput across all transmission channels. Advanced signal processing capabilities contribute to reliable performance even under demanding network conditions.

Four-Lane Transmission Structure

Each transmit lane operates independently while remaining synchronized with the overall data stream. This configuration enables the module to deliver full 100Gbps performance while maintaining compliance with IEEE networking standards.

Four-Lane Receive Architecture

The receive side incorporates four dedicated optical channels designed to capture incoming signals with exceptional accuracy. Sophisticated optical receivers convert light signals into electrical data streams for processing by connected networking equipment.

850nm VCSEL Optical Technology

One of the defining characteristics of the Finisar FTLC9551REPM is its utilization of Vertical-Cavity Surface-Emitting Laser technology operating at an 850nm wavelength. VCSEL technology has become a cornerstone of modern multimode optical networking due to its efficiency, reliability, and cost advantages.

The 850nm wavelength is optimized for transmission across multimode fiber infrastructures commonly found in enterprise campuses and data centers. This wavelength allows organizations to leverage existing fiber cabling investments while achieving high-speed network performance.

VCSEL Performance Benefits

VCSEL lasers provide highly efficient optical signal generation while consuming relatively low amounts of electrical power. Their compact construction enables integration into dense transceiver modules without compromising thermal characteristics.

The lasers utilized within the FTLC9551REPM are designed for continuous operation under demanding networking workloads. Their stable optical output supports consistent data transmission and helps maintain low bit error rates throughout operational lifecycles.

Enhanced Reliability

The VCSEL components are manufactured using advanced semiconductor processes that contribute to long operational life and dependable performance. These characteristics make the transceiver suitable for mission-critical networking environments.

Optimized Optical Efficiency

Efficient optical conversion reduces wasted energy and helps maintain stable operating temperatures. This contributes to overall system reliability and supports continuous high-speed operation.

MPO Connector Integration

The Finisar FTLC9551REPM utilizes an MPO optical connector interface specifically designed to support parallel optical communications. MPO technology provides multiple fiber connections within a single compact connector, simplifying installation and reducing cable management complexity.

The MPO interface enables simultaneous transmission and reception across multiple fiber strands, making it an ideal solution for 100GBase-SR4 applications. The connector design promotes rapid deployment and streamlined maintenance procedures within enterprise and hyperscale environments.

High-Density Fiber Connectivity

MPO connectors significantly increase fiber density compared to traditional duplex optical connectors. By consolidating multiple fiber strands into a single interface, the module minimizes cabling congestion and improves overall infrastructure organization.

Reduced Cable Complexity

The integrated MPO connector reduces the number of individual cable assemblies required for deployment. This simplifies installation procedures and contributes to cleaner rack environments.

Improved Infrastructure Scalability

Organizations planning future network expansions can benefit from MPO-based architectures that accommodate increasing bandwidth demands without extensive cabling modifications.

100 Meter Multimode Fiber Reach Capability

The FTLC9551REPM supports transmission distances up to 100 meters over OM4 multimode fiber cabling. This reach specification addresses a broad range of data center and enterprise networking requirements where equipment interconnections typically fall within short-distance deployment scenarios.

The ability to achieve reliable 100Gbps communication over 100 meters enables flexible network design while maintaining excellent signal quality and low latency characteristics.

OM4 Fiber Optimization

OM4 multimode fiber is specifically engineered to support high-speed optical networking applications. The transceiver’s optical characteristics are optimized to maximize performance when paired with OM4 infrastructure, ensuring consistent operation across supported distances.

Signal Integrity Preservation

Advanced optical engineering helps preserve signal integrity throughout transmission paths. This reduces retransmissions and contributes to predictable network performance.

Short-Reach Network Applications

The supported reach aligns well with common data center layouts, including server-to-switch links, switch interconnects, storage connectivity, and aggregation network architectures.

Enterprise Data Center Deployment Applications

The Finisar FTLC9551REPM is extensively utilized in enterprise data centers requiring high-bandwidth optical connectivity between networking systems. Modern data center operations generate enormous volumes of east-west traffic, necessitating efficient optical communication technologies capable of supporting intensive workloads.

The module provides the bandwidth capacity needed to support virtualization platforms, cloud applications, distributed storage systems, analytics workloads, and large-scale database operations.

Spine-and-Leaf Networking Architectures

Spine-and-leaf topologies depend upon high-speed interconnections to facilitate efficient traffic movement throughout the network fabric. The FTLC9551REPM serves as a critical component within these architectures by enabling low-latency 100Gbps connectivity between spine and leaf switches.

Network Fabric Scalability

As organizations expand computing resources, the transceiver supports scalable infrastructure growth while maintaining performance consistency across interconnected systems.

Cloud Computing Infrastructure

Cloud service providers require networking components capable of delivering reliable high-bandwidth connectivity across large-scale computing environments. The FTLC9551REPM addresses these requirements through its combination of speed, density, and operational efficiency.

Cloud infrastructures often consist of thousands of interconnected servers requiring constant data exchange. The transceiver supports these workloads by providing stable 100Gbps optical communication channels that facilitate rapid data movement and resource utilization.

Virtualized Environment Connectivity

Virtual machines and containerized applications generate significant network traffic that must be handled efficiently. The module’s high throughput capabilities support virtualization platforms while helping minimize communication bottlenecks.

Resource Pool Connectivity

High-speed optical links contribute to seamless connectivity between compute, storage, and networking resources within cloud ecosystems.

Workload Mobility Support

Modern cloud environments frequently migrate workloads between physical hosts. The available bandwidth helps ensure smooth transitions and responsive application performance.

Interoperability and Standards Compliance

The FTLC9551REPM is engineered to comply with relevant industry standards governing 100 Gigabit Ethernet optical communications. Standards compliance ensures interoperability with compatible networking equipment from various manufacturers and facilitates seamless integration into existing infrastructures.

Organizations deploying standards-based networking solutions benefit from simplified procurement, easier expansion planning, and enhanced operational flexibility.

IEEE Compliance Characteristics

The module adheres to established IEEE specifications associated with 100GBase-SR4 optical networking technologies. Compliance contributes to predictable performance and consistent communication behavior across interconnected devices.

Protocol Compatibility

Support for recognized networking protocols enables integration with modern switches, routers, servers, and storage platforms designed for 100Gbps Ethernet operation.

Infrastructure Flexibility

Standards-based implementation helps organizations maintain vendor flexibility while preserving investment protection for future network upgrades.

Mission-Critical Network Readiness

The combination of 100Gbps bandwidth, SR4 multimode fiber support, MPO connectivity, QSFP28 density, 850nm VCSEL technology, advanced diagnostics, and enterprise-grade reliability positions the Finisar FTLC9551REPM as a highly effective optical transceiver solution for modern high-performance networking environments requiring dependable short-reach 100 Gigabit Ethernet connectivity.