Siemens SCALANCE X108-2 Industrial Ethernet Switch | 8-Port Unmanaged Network Hub | 6GK5108-2BD00-2AB2

SCALANCE X108-2 Industrial Ethernet Switch – Reliable Network Connectivity for Harsh Industrial Environments

The Siemens SCALANCE X108-2 (6GK5108-2BD00-2AB2) is a ruggedized unmanaged industrial Ethernet switch engineered for mission-critical factory automation and process control networks. Through its robust metal housing and extended temperature tolerance, this switch delivers stable 10/100 Mbps Fast Ethernet connectivity across eight RJ45 ports, ensuring seamless data exchange between PLCs, HMIs, drives, and SCADA systems even in demanding production floors.

Designed for high-reliability industrial applications including manufacturing plants, energy facilities, chemical processing units, and building automation systems, the SCALANCE X108-2 addresses common challenges such as network downtime from temperature extremes, electromagnetic interference, vibration-induced connection failures, and the complexity of managed switch configuration in time-sensitive deployments.

With its plug-and-play design, compact DIN rail mounting, and compliance with industrial standards, this switch is ideal for system integrators, automation engineers, plant maintenance teams, and OEM equipment manufacturers seeking dependable network infrastructure. Contact our engineering team for application-specific configuration guidance and volume pricing.

Core Features & Technical Advantages

• Industrial-Grade Durability
  Operates reliably in extreme temperatures from -40°C to +70°C, with IP30-rated metal enclosure providing protection against dust, vibration, and electromagnetic interference common in factory environments.
• Plug-and-Play Simplicity
  Unmanaged architecture eliminates configuration overhead—simply connect devices and power on. Auto-negotiation and auto-MDI/MDIX on all ports ensure instant network establishment without crossover cables.
• Eight Fast Ethernet Ports
  Provides 8× 10/100 Mbps RJ45 ports with store-and-forward switching, supporting full-duplex communication for aggregate throughput up to 1.6 Gbps, sufficient for typical automation data loads.
• Space-Efficient DIN Rail Design
  Compact 40mm width allows high-density installation in control cabinets. Standard 35mm DIN rail clip mounting enables quick deployment and easy replacement during maintenance.
• Redundant Power Input Options
  Dual DC power inputs (24V nominal, 18-32V range) with reverse polarity protection ensure continuous operation even if one power source fails, critical for high-availability systems.
• Comprehensive Diagnostic LEDs
  Front-panel indicators for power status, port link/activity, and fault conditions enable rapid troubleshooting without specialized tools, reducing mean time to repair (MTTR).

Typical Application Scenarios

The SCALANCE X108-2 is engineered for industrial environments where network reliability and environmental resilience are paramount:

• Factory Automation & Assembly Lines
  Connects PLCs, robot controllers, vision systems, and I/O modules in automotive, electronics, and consumer goods manufacturing. Withstands temperature fluctuations and vibration from heavy machinery.
• Process Control & SCADA Networks
  Links field instruments, RTUs, and control stations in oil & gas, water treatment, chemical processing, and power generation facilities. Extended temperature rating suits outdoor enclosures and non-climate-controlled installations.
• Building & Infrastructure Automation
  Integrates HVAC controllers, access control panels, lighting systems, and energy meters in commercial buildings, data centers, and transportation hubs requiring 24/7 uptime.
• Machine Builders & OEM Equipment
  Embedded into packaging machines, CNC systems, printing presses, and material handling equipment as a standard networking component, simplifying end-user installation and reducing support calls.
• Retrofit & Legacy System Integration
  Bridges older 10 Mbps Ethernet devices with modern 100 Mbps networks through auto-negotiation, extending the service life of existing automation investments without forklift upgrades.

Technical Specifications & Selection Guide

To facilitate design and procurement, key specifications are summarized below. Custom configurations and extended warranty options are available for project-specific requirements.

Selection Considerations: When specifying this switch, evaluate total connected device count, peak data throughput requirements (ensure <80% port utilization for optimal performance), ambient temperature range at installation location, available DC power voltage and redundancy needs, and control cabinet space constraints. For networks exceeding 8 devices or requiring VLAN segmentation, managed switch alternatives should be considered. Our application engineers can review your network topology and recommend optimal configurations—submit your project parameters for personalized guidance.

Advanced Integration Capabilities

• Seamless Siemens Ecosystem Compatibility
  Fully compatible with SIMATIC S7, TIA Portal engineering software, and PROFINET networks, enabling unified configuration and diagnostics within existing Siemens automation environments.
• Standards-Based Interoperability
  Complies with IEEE 802.3 Ethernet standards, ensuring compatibility with third-party PLCs, HMIs, and industrial devices from Rockwell, Schneider, Mitsubishi, and other vendors.
• Future-Proof Scalability
  Supports daisy-chain topologies and star configurations, allowing network expansion as production lines grow. Can be integrated into larger managed switch hierarchies for enterprise-wide industrial networks.

Delivery, Support & Quality Assurance

Lead Time: Standard stock items ship within 3-5 business days; custom-configured or volume orders typically require 10-15 business days depending on quantity and specifications.

Warranty: Backed by a comprehensive 12-month manufacturer warranty covering defects in materials and workmanship. Extended warranty and advance replacement programs available for critical applications.

Technical Support: Our certified automation engineers provide pre-sales consultation, network design review, installation guidance, and post-deployment troubleshooting. Remote diagnostic assistance and on-site commissioning services available in select regions.

Documentation Package: Each unit includes detailed technical manual, quick installation guide, electrical wiring diagrams, DIN rail mounting instructions, and compliance certificates—available in PDF format for easy distribution to installation teams.

Frequently Asked Questions (FAQ)

Q: How does the SCALANCE X108-2 integrate with existing Ethernet networks in my facility?
A: The switch uses standard IEEE 802.3 Ethernet protocols and auto-negotiation, making it compatible with any existing network infrastructure. Simply connect via standard Cat5e/Cat6 cables to your PLCs, HMIs, or upstream switches. No configuration is required—it operates plug-and-play. Verify that your network uses compatible IP addressing (the switch operates at Layer 2 and is IP-agnostic).

Q: What is the maximum number of devices I can connect to this switch?
A: The switch provides 8 physical ports, so you can directly connect up to 8 devices. For larger networks, cascade multiple switches or use one port to uplink to a higher-capacity managed switch. Ensure total network traffic does not exceed the 1.6 Gbps aggregate switching capacity for optimal performance.

Q: Can this switch operate in outdoor installations or extreme temperature environments?
A: Yes, the SCALANCE X108-2 is rated for -40°C to +70°C operation, making it suitable for outdoor enclosures, non-climate-controlled facilities, and harsh industrial zones. Ensure the enclosure provides adequate IP-rated protection against moisture and dust (the switch itself is IP30). For corrosive environments, consult our team for conformal coating options.

Q: Does the switch support Power over Ethernet (PoE) for IP cameras or wireless access points?
A: No, this model does not provide PoE functionality. If you require PoE for powering connected devices, consider the SCALANCE X108PoE variant or use external PoE injectors. Contact us for PoE-capable switch recommendations based on your power budget requirements.

Q: What redundancy features are available to prevent network downtime?
A: The switch includes dual redundant 24V DC power inputs with automatic failover—if one power source fails, the second maintains operation without interruption. For network-level redundancy (ring topologies, rapid failover), you would need a managed switch with protocols like MRP or RSTP. We can specify appropriate models for high-availability applications.

Q: Is remote monitoring or SNMP management supported?
A: No, as an unmanaged switch, it does not support SNMP, web interface, or remote configuration. Diagnostics are performed via front-panel LEDs. For applications requiring centralized monitoring, traffic analysis, or VLAN configuration, explore our managed SCALANCE X-200 or X-300 series switches.

Request Technical Consultation & Quotation

To receive a tailored solution proposal, detailed pricing, or application engineering support, please provide the following information to our team:

• Project name and industry sector
• Application environment (factory floor, outdoor enclosure, control room, etc.)
• Number of devices to connect and expected data throughput
• Ambient temperature range and environmental conditions
• Power supply specifications (voltage, redundancy requirements)
• Quantity required and desired delivery timeline
• Any specific certifications or compliance needs (UL, ATEX, marine, etc.)

Our automation specialists will respond within one business day with a comprehensive selection guide, competitive quotation, and technical documentation.

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