Y3KJN Dell 10GBase-SR 10GBPS SFP+ Multi-mode Transciever Module

Dell Y3KJN SFP+10GBase-SR Transceiver Module

The Dell Y3KJN is a high-speed 10 Gigabit SFP+ optical transceiver designed for short-range multimode fiber networks. Built for reliability and performance, it supports 10GBASE-SR standards, making it an ideal solution for data centers, enterprise switching environments, and high-bandwidth server interconnects requiring stable 10Gbps transmission.

General Information

• Brand: Dell 
• Part Number:Y3KJN
• Device type: Transceiver Module

Technical Specifications

• Form factor: Hot-pluggable plug-in module
• Designed for 10 Gigabit Ethernet (10GbE) networks
• Optimized for short-range multimode fiber applications

Data Transmission Capabilities

• Supports up to 10 Gbps data transfer rate
• Compatible with 10GBASE-SR optical standard
• Optimized for short-range high-speed networking

Protocol and Cabling Support

• 10 Gigabit Ethernet (10GbE) data link protocol
• 10GBASE-SR multimode fiber compatibility
• Reliable high-bandwidth data communication

Optical Performance Details

• 850nm VCSEL-based optical transmission
• Optimized for OM3/OM4 multimode fiber
• Stable signal quality over short distances

Physical Design Benefits

• Standard SFP+ plug-in module format
• Easy integration into compatible network devices
• Supports live insertion and removal

Enterprise and Data Center Connectivity

• Data center server-to-switch connections
• Enterprise backbone network links
• High-speed rack-to-rack interconnects
• Cloud infrastructure networking
• High-density switching environments

Key Performance Advantages

• 10Gbps high-speed Ethernet transmission
• Low-latency multimode fiber connectivity
• Hot-swappable installation for reduced downtime
• Optimized for 10GBASE-SR environments
• Stable short-range optical signal integrity

Dell Y3KJN 10Gbps 10GBASE-SR Transceiver Module

The Dell Y3KJN 10Gbps Multi-mode 10GBase-SR SFP+ Transceiver Module is a high-speed optical networking component designed for enterprise data center, campus network, and server aggregation environments requiring reliable 10 Gigabit Ethernet connectivity. Built on the SFP+ (Enhanced Small Form-factor Pluggable) standard, this module enables short-range multimode fiber transmission using the 10GBase-SR (Short Range) specification. It is optimized for high-density switching platforms and delivers low-latency, energy-efficient optical communication across modern high-performance IT infrastructures.

SFP+ Enhanced Optical Form Factor Design

The Y3KJN module is built using the SFP+ form factor, which is an enhanced version of the traditional SFP standard designed specifically for 10 Gigabit Ethernet applications. This compact design allows for high port density on switches, routers, and network interface devices while maintaining excellent thermal and electrical efficiency. The hot-swappable nature of SFP+ modules enables seamless upgrades and replacements without disrupting network operations.

10GBase-SR Multimode Fiber Transmission Technology

The module operates using the 10GBase-SR standard, which is optimized for short-range transmission over multimode fiber (MMF). It typically uses an 850 nm wavelength vertical-cavity surface-emitting laser (VCSEL) to transmit high-speed data signals across fiber infrastructure. This design enables reliable 10Gbps communication over distances commonly up to 300 meters depending on fiber type and quality.

High-Speed Serial Data Encoding Architecture

The transceiver converts electrical signals from network devices into high-speed optical signals using advanced serialization and deserialization techniques. This ensures efficient data conversion while maintaining signal integrity and minimizing packet loss during transmission across optical fiber links.

Low-Latency Optical Data Transfer

The Dell Y3KJN module is engineered to deliver extremely low-latency data transmission, making it suitable for time-sensitive applications such as virtualization, real-time analytics, and distributed computing environments. Its optimized optical path ensures rapid signal propagation between connected devices.

Signal Integrity and Noise Reduction Design

The module incorporates advanced optical signal conditioning mechanisms that minimize noise, dispersion, and attenuation across multimode fiber. This improves bit error rate performance and ensures consistent high-speed data delivery even in dense networking environments.

Stable Multimode Fiber Propagation

Multimode fiber transmission allows multiple light paths within the fiber core, and the Y3KJN module is optimized to manage modal dispersion effectively. This ensures stable signal quality over supported distances, particularly in structured cabling environments within data centers and enterprise buildings.

Enterprise Data Center Connectivity

The Y3KJN module is widely deployed in enterprise data centers where high-speed server-to-switch and switch-to-switch communication is required. It enables efficient interconnection of top-of-rack, end-of-row, and core switching systems within scalable architectures.

Virtualized Infrastructure and Cloud Environments

In virtualized environments, the module supports high-bandwidth communication between hypervisors, storage systems, and virtual machines. Its 10Gbps capacity ensures that virtual workloads operate efficiently without network bottlenecks.

Campus and Enterprise Backbone Networks

The module is also used in campus networks for connecting buildings, floors, and network distribution layers. It provides reliable short-to-medium range backbone connectivity within structured enterprise environments.

Compact and High-Density Network Integration

The SFP+ form factor allows multiple Y3KJN modules to be installed in a single switch chassis, enabling high-density network deployment. This is essential for modern data centers where space efficiency is a critical design consideration.

Energy-Efficient Optical Operation

The module is designed for low power consumption while maintaining high throughput performance. This contributes to reduced operational costs in large-scale deployments where hundreds or thousands of optical transceivers may be active simultaneously.

Thermal Stability in Dense Environments

The Y3KJN module maintains stable thermal performance even when deployed in high-density switch environments. Efficient heat dissipation ensures long-term reliability and prevents performance degradation under continuous load.

Compatibility with Ethernet Switching Infrastructure

The Dell Y3KJN module is compatible with a wide range of Ethernet switches and networking devices that support SFP+ interfaces. This ensures seamless integration into existing enterprise network infrastructures without requiring significant hardware modifications.

Layer 2 Switching Environment

In Layer 2 networks, the module supports VLAN tagging, trunking, and switching functions, enabling efficient segmentation and forwarding of traffic within enterprise LAN environments.

Layer 3 Routing and IP Network Integration

When deployed in routed environments, the module supports high-speed IP packet forwarding between network segments. This ensures efficient routing performance in large-scale enterprise and data center infrastructures.

High-Density Port Expansion Capability

The SFP+ design allows for high-density port expansion, enabling network administrators to scale infrastructure without increasing physical space requirements. This is especially important in modern hyperscale and enterprise data centers.

Incremental Network Upgrade Path

The Y3KJN module supports incremental upgrades from lower-speed network infrastructures, allowing organizations to transition from 1Gbps to 10Gbps networks without complete system replacement.

Flexible Fiber Infrastructure Utilization

The module is optimized for multimode fiber infrastructure, enabling cost-effective deployment in environments where short-range high-speed communication is required. It integrates seamlessly with existing structured cabling systems.

Digital Optical Monitoring

The module supports digital optical monitoring (DOM), which provides real-time visibility into optical parameters such as signal strength, temperature, and voltage levels. This enables proactive maintenance and performance optimization.

Network Performance Monitoring Tools

Administrators can monitor link performance using standard network management tools, enabling detection of faults, degradation, or connectivity issues before they impact system performance.

System-Level Diagnostic Integration

The Y3KJN module integrates with system-level diagnostic tools that provide insights into network behavior, helping administrators troubleshoot connectivity and performance issues efficiently.

Continuous Enterprise Operation Capability

The module is designed for continuous operation in enterprise environments where uptime and reliability are critical. It maintains stable performance under sustained network traffic loads.

Electromagnetic Interference Resistance

As a fiber-optic transceiver, the module is immune to electromagnetic interference, making it suitable for deployment in environments with high electrical noise or dense cabling systems.

Temperature Stability in Data Center Conditions

The Y3KJN module is engineered to operate within standard data center temperature ranges, ensuring reliable performance in controlled infrastructure environments.

Foundation for 10Gbps Network Evolution

The Dell Y3KJN module plays a foundational role in 10Gbps Ethernet adoption across enterprise networks, enabling faster data transfer and improved application performance.

Enablement of Scalable Digital Transformation

The module contributes to digital transformation initiatives by providing reliable, high-speed network connectivity that supports modern IT workloads and distributed systems.

Advanced Multimode Optical Optimization Layer

At a deeper architectural level, the Y3KJN module incorporates an advanced multimode optical optimization layer that enhances signal stability, reduces dispersion, and ensures consistent performance across high-density fiber deployments in enterprise environments.

High-Efficiency 10G Ethernet Transmission Framework

The module also supports a high-efficiency 10G Ethernet transmission framework that improves bandwidth utilization, minimizes latency, and ensures stable communication across complex network architectures.