Siemens 6GK5205-3BB00-2AB2 SCALANCE XB205-3 Managed Industrial Ethernet Switch
Siemens 6GK5205-3BB00-2AB2
SCALANCE XB205-3 Managed Switch
5-Port Fast Ethernet RJ45
Place of Origin:
Germany
Brand Name:
Siemens
Siemens 6GK5205-3BB00-2AB2
,SCALANCE XB205-3 Managed Switch
,5-Port Fast Ethernet RJ45
6GK5205-3BB00-2AB2
SCALANCE XB205-3 Managed Industrial Ethernet Switch
Network Interfaces & Power
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5 ×
RJ45
Copper Ethernet
10/100 Mbit/s
|
3 ×
ST / BFOC
Multimode Fiber
100BaseFX
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24 V
DC
Power Supply
Redundant connection
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|
01
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Product OverviewThe Siemens SCALANCE XB205-3 is a managed industrial Ethernet switch combining five copper Ethernet ports with three multimode fiber-optic interfaces. It is intended for industrial communication networks that require managed switching and mixed copper/fiber connectivity. Management capabilities include web-based access and command-line configuration. Diagnostic indicators and network monitoring functions support commissioning and troubleshooting. |
Application & Failure Scenarios
Suitable for industrial Ethernet segments connecting automation equipment, controllers and network devices over copper and multimode fiber links.
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01 / LINK
Communication Loss
Devices become unreachable or data exchange stops. Check power, port indicators, cabling and network settings.
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02 / FIBER
Fiber Link Fault
A damaged cable, dirty connector or failed interface may isolate connected equipment.
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03 / UPTIME
Switch Replacement
A failed switch can interrupt an automation network segment and contribute to unplanned downtime.
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These are troubleshooting scenarios, not proof that the switch is the cause. Verify the fault and existing network configuration before replacement.
Technical Specifications
Core product data at a glance. Expand the sections below for additional details.
Identification & Interfaces
| Manufacturer | Siemens |
| Product family | SCALANCE XB-200 |
| Model | XB205-3 |
| Switch type | Managed Layer 2 industrial Ethernet switch |
| Copper interfaces | 5 × RJ45, 10/100 Mbit/s |
| Fiber interfaces | 3 × multimode fiber, ST/BFOC |
| Optical transmission | 100BaseFX |
| Console interface | 1 × RJ11 |
| Management access | RJ45 |
Power, Environment & Mounting
| Rated supply voltage | 24 V DC |
| Supply voltage range | 19.2–28.8 V DC |
| Maximum current consumption | 0.3 A |
| Rated power loss | 7.2 W |
| Power connection | 6-pole terminal block |
| Redundant power connection | Supported |
| Operating temperature | 0 to +60 °C |
| Storage / transport temperature | −40 to +70 °C |
| Relative humidity | Maximum 95% at 25 °C, non-condensing during operation |
| Protection rating | IP20 |
| Mounting | 35 mm DIN rail |
| Enclosure material | Polycarbonate (PC-GF10) |
Network Management & Diagnostics
| Default protocol | PROFINET |
| PROFINET conformity class | Class B |
| PROFINET network load class | Class III |
| Maximum telegram length | 1,632 bytes |
| Configuration | CLI, web-based management, MIB support, STEP 7 configuration |
| Protocols and services | Telnet, HTTP, HTTPS, TFTP, SFTP, DCP, LLDP, EtherNet/IP, SNMP v1/v2/v3 |
| Network functions | RMON, port mirroring, multiport mirroring, CoS, IGMP snooping/querier, VLAN |
| Maximum VLAN count | 257 |
| Diagnostics | Diagnostic LEDs, port diagnostics, packet-size/type statistics, error statistics, Syslog |
| Redundant ring reconfiguration | Less than approximately 0.3 seconds under the specified redundant-ring cascading condition, up to 50 cascaded devices |
| Security certification | IEC 62443-4-2 |
Confirm the complete order number, hardware/firmware version, network topology and installation requirements before ordering or commissioning.
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!
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Replacement & Installation ChecksVerify the full order number, fiber connector type, port assignments, power wiring and network configuration before removing the installed switch. After installation, check supply voltage, diagnostic LEDs and communication with connected devices. Do not assume another SCALANCE model is a direct replacement without checking its interfaces and configuration. |
Delivery & Warranty
| Inspection
Condition and any agreed functional tests are confirmed with the quotation.
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Packaging
Protective packaging; item condition and packing details confirmed before dispatch.
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| Returns / DOA
Report issues promptly with order details and evidence. Return approval follows agreed terms.
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Warranty
Coverage period, exclusions and remedy are stated in the quotation or order confirmation.
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AMIKON Across Markets
Industrial supply connects manufacturers, maintenance teams and procurement professionals across borders. AMIKON supports international sourcing through product identification, quotation coordination and shipment planning for industrial automation spare parts.
01 / MARKETS
International Reach
Connecting cross-border sourcing needs with practical quotation support.
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02 / LOGISTICS
Coordinated Shipping
Confirm destination, delivery timing and shipping arrangements before ordering.
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03 / PARTNERSHIP
Clear Communication
Model, condition, availability and lead-time details help procurement decisions.
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Frequently Asked Questions
1. Which Siemens switch corresponds to order number 6GK5205-3BB00-2AB2?
This order number corresponds to the Siemens SCALANCE XB205-3 managed Layer 2 industrial Ethernet switch.
2. How many copper and fiber ports are provided?
The model has five 10/100 Mbit/s RJ45 copper ports and three multimode fiber ST/BFOC ports. A separate RJ11 console interface is also provided.
3. What power supply and mounting does it use?
Its rated supply is 24 V DC, with a specified range of 19.2–28.8 V DC. It supports 35 mm DIN-rail mounting.
4. What should be checked before replacing an existing switch?
Verify the complete order number, copper and fiber interfaces, power arrangement, port assignments and network configuration. Do not assume a different model is directly interchangeable.
5. Where can I find documentation for this model?
Search the exact order number on Siemens Industry Online Support for available product documentation, including the 6GK5205-3BB00-2AB2 datasheet and related files.
Related Models
Additional catalogue references supplied for browsing. Listing here does not indicate technical compatibility with the Siemens switch.
Browse Related Part Numbers
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| TZ1LE024RC18VAB 092998 | 4532-27-1 |
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| IC694MDL940 | IC694ALG222 |
| 6ES7138-4DL00-0AB0 | HACH LZV565 |
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| IC200SET001-02 | X20SI4100 |
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| IC693PWR321Z | IC693ALG392 |
| HACH HQ14D | HACH LICO620 |
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Confirm each part number, quantity and application requirements separately before ordering.
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