SIEMENS SCALANCE XB205-3 – 6GK5205-3BD00-2AB2
Managed Layer 2 Industrial Ethernet switch featuring 5x 10/100 Mbps RJ45 ports and 3x 100 Mbps multimode fiber SC ports. Equipped with diagnostics LEDs, 1x console (RS232) port, and redundant 24 V DC power input. DIN rail mountable and certified to IEC 62443-4-2. Default protocol: PROFINET.
Overview
SCALANCE XB205-3 is designed for compact and secure industrial networking with both copper and fiber optic media support. It suits line, star, and ring topologies operating at 10/100 Mbps, with easy integration via PROFINET or EtherNet/IP.
- 5 x electrical RJ45 ports and 3 x SC FO multimode ports
- Redundant voltage supply and grounding via 6-pin terminal block
- LED indicators for power, link status, and communication
- Supports SNMP, web browser, and CLI for diagnostics and management
- Software-switchable PROFINET/EtherNet-IP support
Product Variants
- XB205-3 (SC) (this unit) – 5x RJ45 + 3x SC FO
- XB205-3 (ST) – 5x RJ45 + 3x ST/BFOC FO
- XB205-3 LD – 5x RJ45 + 3x long-distance SC FO (up to 26 km)
- Other models: XB206-2, XB208, XB216, XB213-3
Design
- IP20-rated plastic enclosure
- DIN rail mounting with compact footprint
- Operating temperature range: 0 °C to +60 °C
- Console port: 1 x RJ11 (serial interface)
- Easy parameterization via web UI or console CLI
- Integrated web server and email for event diagnostics
Port Types Available
- 5 x 10/100BaseTX RJ45
- Autosensing and autocrossover
- 3 x 100BaseFX SC fiber optic (multimode)
- Up to 5 km transmission
- 1 x RS232 console interface
Product code: 6GK5205-3BD00-2AB2












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