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
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
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
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
| RJ45 port and speed | 24 x 10/100/1000Base-TX +4 Combo 10/100/1000Base-TX |
| Fiber port and speed | 4 x 100/1000Base-FX SFP (Dual Mode, Auto Detection) |
| Redundant power input | DC 12-48V |
| Power consumption | Full-load<15W |
| Protection grade | IP40 aluminum case |
| Installation mode | Rack Mounting |
| Operating Temperature | -40℃~80℃ |
| MTBF | 500,000 hours |
| Software Features | Multicast: IGMP Snooping V1/V2/V3, GMRP |
Ordering Information
| Model | Description |
| LNK-GYM7424G-SFP | Industrial Managed 24-Port 10/100/1000Base-T + 4-Port TP/SFP
Ethernet Switch |
| SFP Options | ► SFP option. Please select your SFP on our SFP Options Page
(Industrial SFP). |
| ► SFP module is to be purchased separately. |
| Mounting Options | ► Rack Mounting Installation |
| Power Options | ►24W/1A 24VDC DIN-Rail Power Supply. Open Wire for Terminal Block |
| ► Power Supply is to be purchased separately. |
Application Display Diagram
