Siemens SCALANCE XB108-2 switch Ethernet industriale unmanaged, 8 RJ45 + 2 fibra multimodale SC, guida DIN

The Siemens SCALANCE XB108-2 is a robust unmanaged industrial Ethernet switch designed for reliable network connectivity in harsh environments. With 8 RJ45 ports (10/100 Mbit/s) and 2 SC multimode fiber ports (100 Mbit/s), it enables flexible integration of copper and fiber segments. The switch supports redundant 24 V DC power supply, PROFINET and EtherNet/IP compliance, and DIN rail mounting, making it ideal for factory automation and process control applications.

Advantages

• Rugged industrial design with IP20 protection and wide operating temperature range (-10°C to +60°C)
• Redundant power input for increased system availability
• Fiber optic ports for long-distance connections up to 5 km
• Auto-negotiation and Auto-MDIX on all RJ45 ports simplify installation
• LED diagnostics for quick status monitoring

Suitable for

• Industrial Ethernet networks in manufacturing plants
• PROFINET and EtherNet/IP environments
• Applications requiring mixed copper/fiber cabling
• DIN rail mounted control cabinets

Key specifications

• Switch type: Unmanaged
• Total ports: 10 (8 x RJ45 + 2 x SC multimode fiber)
• Port speed: 10/100 Mbps (copper), 100 Mbps (fiber)
• Fiber wavelength: 1300 nm
• Max fiber distance: 5 km
• Power supply: 24 V DC (19.2-28.8 V DC), max 0.1 A
• Mounting: DIN rail
• Operating temperature: -10°C to +60°C
• Storage temperature: -40°C to +85°C
• Protection class: IP20
• Housing: Plastic
• Standards: IEEE 802.3, 802.3u, 802.3x

Recommendations

For optimal performance, use quality CAT5e or better twisted pair cables for copper connections and 50/125 µm multimode fiber for fiber links. Ensure the power supply is within the specified voltage range. The switch is plug-and-play; no configuration required.