Industrial Managed Ethernet Switch 24 RJ45 1000M port+ 4 TP/SFP Combo

Industrial Managed Ethernet Switch 24 RJ45 1000M port+ 4 TP/SFP Combo

Product Overview

The LNK-GYM7424G-SFP Series represents E-link's premium high-port-count industrial managed switch, combining 24× 10/100/1000Base-T RJ45 ports with 4× TP/SFP combo ports for ultimate connectivity flexibility. Engineered for mission-critical deployments, this ruggedized networking solution delivers high-bandwidth performance, versatile media options, and industrial-grade reliability in extreme environments.

Key Features & Benefits

1. High-Density Connectivity

   • 24× Gigabit Ethernet ports for bandwidth-intensive industrial applications

   • 4× TP/SFP combo ports supporting copper or fiber connections (100/1000Base-T/X)

   • Non-blocking switching architecture ensures full wire-speed performance

2. Industrial-Grade Reliability

   • Extended temperature operation (-40°C to +80°C)

   • Dual redundant power inputs (12-48V DC) with polarity protection

   • Fanless metal housing with IP40 protection against dust/particles

3. Advanced Network Management

   • Layer 2+ features including VLAN, QoS, and RSTP

   • 10K jumbo frame support for data-intensive industrial protocols

   • 8K MAC address table for large-scale device deployments

Feature Highlights

1. High-Density Network Connectivity
✔ 24× 10/100/1000Base-TX RJ45 Ports - Full Gigabit Ethernet connectivity with auto-negotiation
✔ 4× TP/SFP Combo Ports - Flexible copper or fiber connections (100/1000Base-T/X)
✔ Auto-MDIX Technology - Automatic cable type detection for simplified installation

2. Advanced Network Performance
✔ 10K Jumbo Frame Support - Optimizes throughput for video surveillance and industrial data
✔ IPv6/IPv4 Dual Stack - Ensures future-proof network compatibility
✔ 8K MAC Address Table - Supports large-scale device deployments

3. Industrial-Grade Protection
✔ 8KV Surge Protection - Comprehensive defense against power surges on all interfaces
✔ Reverse Polarity Protection - Prevents damage from incorrect DC power connections (12-48V)
✔ Overcurrent Protection - Automatic shutdown for equipment safety

4. Energy Efficiency & Management
✔ IEEE 802.3az EEE - Reduces power consumption up to 70% during low traffic
✔ Comprehensive LED Indicators - Real-time monitoring of port status and system health
✔ Rack Mounting Design - Standard 19-inch rack compatibility for easy integration

5. Robust Mechanical Design
✔ Fanless Metal Enclosure - IP40-rated for dust protection and silent operation
✔ Extended Temperature Range - Reliable operation from -40°C to +80°C
✔ Industrial-Grade Components - Ensures long-term reliability in harsh environments

6. Layer 2 Management Features
✔ VLAN Support - Enables network segmentation and security
✔ QoS Prioritization - Ensures bandwidth allocation for critical applications
✔ RSTP Protocol - Provides network redundancy and fast convergence

Application Scenarios

1. Industrial Automation & Smart Manufacturing
• Serves as mission-critical network backbone in Industry 4.0 smart factories, connecting multiple PLCs, HMIs, and robotic workstations through high-density 24-port copper connectivity
• Provides deterministic Ethernet communication for SCADA systems with 10K jumbo frames ensuring low-latency data transmission in automated production lines
• Features 8KV surge protection for reliable operation in electrically noisy industrial environments

2. Large-Scale Surveillance & Security Systems
• Supports high-definition IP camera networks with 24-port copper connectivity and 4 combo ports for flexible fiber/copper uplinks
• Enables long-distance video transmission via SFP fiber modules (up to 120km single-mode)
• Implements VLAN segmentation for multi-camera security networks in metro surveillance systems

3. Intelligent Transportation Infrastructure (ITS)
• Powers roadside communication units and traffic monitoring devices with -40°C to +80°C operation
• Provides network redundancy through RSTP protocol for traffic signal control systems
• Delivers flexible backbone connectivity through TP/SFP combo ports for tunnel/bridge monitoring

4. Enterprise & Data Center Networks
• Supports high-density workstation connectivity in corporate network environments
• Enables flexible server connectivity through combo ports (copper or fiber options)
• Features rack-mount design for standard 19-inch network cabinets in data center edge deployments

5. Utility & Energy Sector Applications
• Complies with IEC 61850-3 standards for substation automation systems
• Provides dual power inputs for 24/7 operation in power distribution stations
• Withstands high EMI environments in oil/gas field operations

Technical Indexes

Ordering Information

Application Display Diagram

Established in 2001 & headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China.

Our main products include:

• Fiber Media Converters
• Industrial Ethernet PoE switchs
•  PoE Injectors & Splitters
• PoE Extenders
• Serial Fiber Converters
• SFP Transceivers
• HDMI Fiber Converters
• DVI Fiber Converters
• HD/3G/6G/12G Fiber Extenders
• CCTV Fiber Optic Converters
• HDMI/ DVI/ VGA/ SDI Ethernet Extenders

With rich experience in providing high quality products in the
telecom and CCTV business, E-link has a large manufacturing factory
in Shenzhen, able to provide cost-effective solutions 

to serve our customers successfully.



   

   

                                                                   
                                                                  
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Since the launch of our products in domestic and international
markets, we have won a good reputation for our high-quality
products and sincere services. Our products are widely applied to

• System of Telecom
• Public Security
• Bank
• Smart City
• Public transportation
• New Energy Developing
• CCTV Monitoring Transmission

We also provide ODM & OEM services and we have cooperated with some famous companies all
over the world. Our own brand "E-link" is also well known in many countries and have distributors there.





   





















































                                                                   
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E-Link quality:

• ISO9001 Quality System
• CE, RoHS, FCC certified 
• 48 hours of weathering test before delivery
• Conduct full-spectrum environmental and electrical testing on all product designs

   





Our knowledgeable sales, technical support and engineering
personnel are dedicated to understanding your needs and designing
products and solutions to meet your needs. We would be happy to
provide you with the best price, quality products and fast
delivery.