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Finisar FTLC9555QEPM QSFP28 Optical Transceiver - 100GBase-SR4 MPO-12850nm MMF 100m Hot-Pluggable with DDMI

SKU: FTLC9555QEPM
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MSRP: $560.95
$513.59
$508.95
Save: $52.00 (10.12%)
Warranty Information: Covered by Manufacturer
Condition: New
Width: 1.23 (cm)
Height: 1.23 (cm)
Depth: 1.23 (cm)

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Product Features

Description

Product Overview

The Finisar FTLC9555QEPM is a QSFP28 optical transceiver engineered for high-speed data center and enterprise networking applications. This parallel multimode module delivers 100 Gigabit Ethernet connectivity over OM4 multimode fiber, supporting aggregate data rates up to 103.1 Gb/s. Its hot-pluggable design enables flexible deployment and maintenance without network downtime.

Built with a 4x25Gb/s 850nm VCSEL-based transmitter and a 4x25G electrical interface, the transceiver ensures reliable performance for short-reach optical links. The single MPO-12 receptacle simplifies fiber management in high-density environments. MSA compliance guarantees interoperability with a wide range of networking equipment from major vendors.

Optics
100GbE
Link Speed
MPO-12850 nm
Module Format & Speed
Form FactorQSFP28
Network Technology100GBase-SR4
Ethernet Technology100 Gigabit Ethernet
Optical Interface
Connector TypeMPO-12
Wavelength850 nm
Fiber ModeMulti-mode
Performance & Compliance
Maximum Distance0.10 km (0.06 Mile)
FeaturesDigital Diagnostics Monitoring Interface (DDMI)
Environmental ComplianceRestriction of Hazardous Substances (RoHS), Restriction of Hazardous Substances (RoHS) 6

Technical Overview

This optical transceiver operates at an 850nm wavelength over multimode fiber, optimized for data center interconnects and high-performance computing networks. It supports a maximum link length of 100 meters on OM4 MMF, making it suitable for intra-rack and inter-rack connections within a data hall.

The module incorporates a Digital Diagnostics Monitoring Interface (DDMI) that provides real-time monitoring of temperature, voltage, laser bias current, transmit power, and receive power. This feature enhances network management and troubleshooting capabilities. Power dissipation remains below 2.5W with a single 3.3V supply, contributing to energy-efficient operation.

Aggregate Bit RateUp to 103.1 Gb/s
Power Dissipation< 2.5W
Operating Temperature0°C to 70°C
Hot-pluggableMSA CompliantI2C Management Interface

Key Product Advantages

The FTLC9555QEPM combines high-density connectivity with robust performance monitoring, reducing operational complexity in modern data centers. Its parallel optics architecture splits 100GbE into four 25Gb/s lanes, balancing speed with reliability across multimode fiber infrastructure.

Enhanced Network Visibility

DDMI enables proactive monitoring of optical parameters, helping administrators detect potential issues before they impact network performance.

  • Real-time temperature and voltage tracking
  • Laser bias current monitoring
  • Transmit and receive power measurements

Energy-Efficient Design

Low power consumption and RoHS-6 compliance align with sustainability goals while maintaining full 100GbE throughput.

  • < 2.5W power dissipation
  • Single 3.3V power supply
  • Commercial temperature range support

Deployment / Use Cases

This transceiver is ideal for 100GbE switch-to-switch, switch-to-server, and storage area network connections within data centers. Its 100-meter reach on OM4 MMF supports typical distances for top-of-rack and end-of-row architectures.

Common applications include spine-leaf network fabrics, high-performance computing clusters, and cloud infrastructure backbones. The hot-pluggable form factor allows for seamless upgrades and replacements without disrupting adjacent network segments.

Data Center Interconnects

Connect leaf switches to spine switches or aggregate switches within a single data hall, leveraging the MPO-12 connector for high-density cabling.

Server and Storage Connectivity

Link high-performance servers and storage arrays to 100GbE switches, supporting bandwidth-intensive workloads like virtualization and big data analytics.

[custom-highlights]

Highlights

  • QSFP28 form factor with hot-pluggable design
  • 100GBase-SR4 over multimode fiber at 850nm wavelength
  • MPO-12 connector for parallel optical connectivity
  • Maximum 100-meter reach on OM4 MMF
  • Digital Diagnostics Monitoring Interface (DDMI)
  • Supports aggregate bit rates up to 103.1 Gb/s
  • Low power dissipation under 2.5W
  • RoHS-6 compliant for environmental safety
  • MSA compliant for broad interoperability
  • 4x25Gb/s electrical interface
[/custom-highlights][custom-specifications]

Specifications

Specifications
ManufacturerFinisar Corporation
Manufacturer Part NumberFTLC9555QEPM
Brand NameFinisar
Product ModelFTLC9555QEPM
Product Name100m Parallel MMF 40G/100G QSFP28 Optical Transceiver
Product TypeQSFP28
Technical Information
Application/UsageData Networking,Optical Network
FeaturesDigital Diagnostics Monitoring Interface (DDMI)
Interfaces/Ports
Total Number of Ports1
Connector TypeMPO-12
Interfaces/Ports Details1 x MPO-12 100GBase-SR4 Network
Media & Performance
Media Type SupportedOptical Fiber
Fiber Optic Cable Wavelength850 nm
Fiber Mode SupportedMulti-mode
Ethernet Technology100 Gigabit Ethernet
Network Technology100GBase-SR4
Maximum Distance Supported0.10 km (0.06 Mile)
Physical Characteristics
Form FactorHot-pluggable
Miscellaneous
CompatibilityMSA Compliant
Environmental ComplianceRestriction of Hazardous Substances (RoHS),Restriction of Hazardous Substances (RoHS) 6
[/custom-specifications][custom-faq]

FAQ

What is the maximum distance supported by this transceiver?

The Finisar FTLC9555QEPM supports a maximum link length of 100 meters (0.10 km) over OM4 multimode fiber. This distance is typical for intra-data center connections such as switch-to-switch or switch-to-server links within a rack or across adjacent racks.

Does this transceiver include digital diagnostics monitoring?

Yes, it features a Digital Diagnostics Monitoring Interface (DDMI) that provides real-time monitoring of key optical parameters. This includes temperature, voltage, laser bias current, transmit power, and receive power, enabling proactive network management and easier troubleshooting.

What type of connector does this QSFP28 module use?

It uses an MPO-12 connector, which is a multi-fiber push-on connector with 12 fibers. This connector type is common in parallel optics applications for high-density 100GbE connectivity, simplifying cabling in data center environments.

Is this transceiver hot-pluggable?

Yes, the FTLC9555QEPM is hot-pluggable, allowing installation or removal without powering down the networking equipment. This feature minimizes downtime during maintenance, upgrades, or reconfigurations in live data center networks.

[/custom-faq]
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Finisar FTLC9555QEPM QSFP28 Optical Transceiver - 100GBase-SR4 MPO-12850nm MMF 100m Hot-Pluggable with DDMI
MSRP: $560.95
$513.59
$508.95
Save: $52.00 (10.12%)
Out of stock