Industrial 8-Port Gigabit Switch - 2x SFP -40°C to 80°C DIN-Rail

Product Overview
The LNK-GY208G Series Industrial Ethernet Switch delivers robust connectivity with 8x 10/100/1000Base-T copper ports and 2x 1000Base-FX fiber ports, designed for harsh environment deployments. This hardened network switch seamlessly integrates IP cameras, wireless APs, and other edge devices across extended distances via single/multi-mode fiber uplinks.

Key Features & Benefits

✅ Hybrid Port Configuration

• 8x RJ45 ports: Auto-negotiate 10/100/1000M speeds with auto MDI/MDI-X

• 2x SFP fiber slots: Support 1000Base-SX/LX (multi/single-mode) for up to 120km reach

✅ Industrial-Grade Reliability

• -40°C to +75°C operating range

• DIN-rail or wall-mountable rugged enclosure

• 24V DC redundant power input (optional)

✅ Intelligent Switching

• Store-and-forward architecture with 9.6Gbps switching capacity

• Auto-negotiation for optimal duplex mode selection

• Jumbo frame support (up to 9KB)

Premium Applications
✔ Outdoor surveillance systems with IP cameras
✔ Factory automation networks in harsh environments
✔ Transportation infrastructure (railway/tunnel networks)
✔ Oil/gas field SCADA communications

Technical Specifications

1. High-Performance Port Configuration

• 8× RJ45 Copper Ports:

  • Auto-sensing 10/100/1000Base-T speeds

  • Full/half-duplex auto-negotiation

  • Auto MDI/MDI-X crossover detection

• 2× Fiber Optic Uplinks:

  • 1000Base-FX SFP slots (hot-swappable)

  • Supports multi-mode (550m) and single-mode (120km) SFPs

  • Optional connectors: SC/FC/ST

2. Industrial-Grade Switching Performance

• 9.6Gbps switching capacity for non-blocking throughput

• IEEE 802.3x flow control prevents data loss

• Jumbo frame support (9KB) for efficient large data transfers

• Store-and-forward architecture with CRC checking

3. Rugged Environmental Design

• Extended temperature range: -40°C to +80°C (-40°F to 176°F)

• Dual mounting options:

  • DIN-rail mounting for industrial cabinets

  • Wall-mounting for field deployments

• Redundant power inputs:

  • 12-48V DC wide range input

  • Optional 24V DC redundant power

4. Enhanced Reliability Features

• 1500V Ethernet surge protection

• 15KV ESD protection on all ports

• IP30-rated metal enclosure

• Fanless cooling design for silent operation

5. Network Management & Security

• Port-based VLAN support

• Broadcast storm control

• IGMP snooping for multicast optimization

• Loop detection for network redundancy

Professional Application Scenarios

1. Industrial Automation & Smart Manufacturing

• Factory automation networks for PLCs, HMIs, and IIoT (Industrial IoT) devices

• SCADA system integration in oil/gas, water treatment, and power plants

• Robotic cell networks requiring low-latency, deterministic communication

• Production line control with real-time monitoring

2. Critical Infrastructure & Transportation

• Railway/tunnel communication systems (EN 50155 compliant)

• Traffic management networks for ITS (Intelligent Transportation Systems)

• Airport/port ground operations with EMI-resistant fiber backbones

• Smart grid substations (IEC 61850-3 certified)

3. Outdoor & Harsh Environment Deployments

• IP surveillance systems for oil fields, mining, and offshore platforms

• Wind/solar farm monitoring with wide-temperature operation (-40°C to +80°C)

• Military field communications (MIL-STD-810G tested)

• Urban traffic CCTV networks with PoE+ fiber aggregation

4. Enterprise & Smart City Networks

• Campus network extensions between buildings via single-mode fiber uplinks

• Digital signage control in shopping malls/stadiums

• Wi-Fi 6/7 backhaul for high-density wireless APs

• Edge computing nodes in smart city infrastructure

Technical Indexs

Application Display Diagram