SIEMENS 6GK5205-3BB00-2AB2 Industrial Ethernet Switch – SCALANCE X205-3

SIEMENS 6GK5205-3BB00-2AB2 Managed Industrial Ethernet Switch – SCALANCE X205-3

When a critical Ethernet node fails on the factory floor, the consequences cascade instantly — PROFINET communications drop, PLCs lose synchronization, HMI screens go dark, and entire production lines halt. Every minute of unplanned downtime in a modern automated plant can cost thousands of dollars. The SIEMENS 6GK5205-3BB00-2AB2 is engineered precisely to prevent this scenario, delivering carrier-grade reliability in a compact DIN-rail form factor purpose-built for harsh industrial environments.

Within the SCALANCE X200 managed switch family, the 6GK5205-3BB00-2AB2 occupies a strategic position as a feature-rich, mid-range managed switch combining copper and fiber ports — making it the preferred choice for backbone ring topologies and mixed-media network segments in automotive, process, and discrete manufacturing plants worldwide. Its support for PROFINET, RSTP/MRP ring redundancy, and SNMP-based network management reflects Siemens’ decades of leadership in industrial communication infrastructure.

Technical Specifications

• Part Number / SKU: 6GK5205-3BB00-2AB2
• Product Family: SCALANCE X205-3 (SCALANCE X200 Series)
• Brand: SIEMENS
• Device Type: Managed Industrial Ethernet Switch
• Total Ports: 5 (3 × RJ45 + 2 × SC Fiber)
• RJ45 Ports: 3 × 10/100 Mbps (auto-negotiation, auto-crossover)
• Fiber Ports: 2 × 100 Mbps FX (SC connector, multimode)
• Switching Capacity: Store-and-forward switching
• Redundancy Protocols: RSTP (IEEE 802.1w), MRP (IEC 62439-2)
• VLAN Support: IEEE 802.1Q (port-based and tagged VLANs)
• QoS: IEEE 802.1p (4 priority queues)
• Network Protocols: PROFINET IO, SNMP v1/v2c/v3, LLDP, DHCP Client
• Management: Web-based GUI, SNMP, CLI (Telnet/SSH), SINEMA Remote Connect compatible
• Power Supply: 24 V DC (18–32 V DC operating range)
• Power Consumption: Approx. 5 W (typical)
• Operating Temperature: -10°C to +60°C
• Storage Temperature: -40°C to +80°C
• Protection Rating: IP30
• Mounting: DIN rail (35 mm) / wall mount
• Dimensions (W×H×D): Approx. 60 × 125 × 124 mm
• Weight: Approx. 425 g
• Certifications: CE, UL, cUL, ATEX Zone 2, IECEx, GL, DNV
• Country of Origin: Germany

Key Features & Benefits

• Hybrid Copper + Fiber Architecture: Combines 3 RJ45 and 2 SC fiber ports, enabling long-distance fiber backbone connections (up to 3 km multimode) while maintaining local copper device connectivity — ideal for large plant layouts.
• MRP Ring Redundancy: Media Redundancy Protocol (MRP) achieves network recovery in <200 ms, ensuring PROFINET real-time communication is restored almost instantaneously after a cable or node failure.
• PROFINET-Ready: Certified for PROFINET IO integration, allowing seamless plug-and-play deployment within Siemens TIA Portal environments and direct configuration via STEP 7 or TIA Portal.
• VLAN Segmentation: IEEE 802.1Q VLAN support isolates traffic between OT and IT networks, improving both security and deterministic communication performance.
• Comprehensive Management: Full SNMP v1/v2c/v3 support, web GUI, and CLI access enable centralized monitoring, fault diagnosis, and configuration management from the control room.
• Wide Temperature Range: Operates reliably from -10°C to +60°C, suitable for outdoor cabinets, foundries, and cold-chain logistics environments.
• Compact DIN-Rail Design: Slim 60 mm width minimizes cabinet space consumption, critical in densely packed control panels.
• Redundant Power Input: Dual 24 V DC power inputs with signaling contact for power supply monitoring and fail-safe operation.

Industry & Equipment Applications

• Automotive Manufacturing: Connecting robot controllers, vision systems, and conveyor PLCs in body-in-white and paint shop lines.
• Process Industry: Linking DCS field controllers, remote I/O stations, and SCADA servers in chemical, oil & gas, and water treatment plants.
• Machine Building (OEM): Embedded in packaging machines, CNC machining centers, and printing presses requiring compact, managed Ethernet infrastructure.
• Power & Energy: Substation automation networks, wind turbine control systems, and smart grid edge communication.
• Food & Beverage: Washdown-adjacent control cabinets in bottling lines and filling stations.
• Intralogistics & Warehousing: AGV (Automated Guided Vehicle) network infrastructure and conveyor control systems.

System Integration & Compatible Parts

The 6GK5205-3BB00-2AB2 integrates natively within the Siemens SCALANCE X200 ecosystem and broader SIMATIC automation architecture. Commonly paired components include:

• SCALANCE X208 (6GK5208-0BA10-2AA3) — 8-port unmanaged switch for device-level star topology
• SCALANCE X212-2 (6GK5212-2BB00-2AA3) — 12-port managed switch for larger ring segments
• SIMATIC S7-1500 / S7-300 PLCs — Direct PROFINET IO controller integration
• SCALANCE W700 Series — Industrial WLAN access points for wireless extension
• SINEMA Remote Connect — Secure remote access and network management platform
• SITOP PSU100S 24V — Recommended 24 V DC power supply for reliable operation

Our Quality Assurance Process

At Konmask.com, every SIEMENS 6GK5205-3BB00-2AB2 unit undergoes a rigorous multi-stage verification process before shipment:

• Authenticity Verification: Cross-referenced against Siemens official part databases; holographic labels and serial numbers inspected.
• Visual & Physical Inspection: Connectors, housing, DIN-rail clip, and LED indicators checked for integrity.
• Functional Power-On Test: Unit powered at 24 V DC; port link LEDs, management interface accessibility, and basic switching function verified.
• Packaging Inspection: Original or equivalent ESD-safe packaging confirmed prior to dispatch.
• Documentation: CE declaration of conformity and product datasheet available upon request.

How to Order

1. Submit your inquiry via the “Get a Quote” button or email support@konmask.com.
2. Provide your required quantity, delivery timeline, and destination country.
3. Receive a formal quotation within 24 business hours including unit price, lead time, and shipping options.
4. Confirm the order with a Purchase Order (PO) or advance payment per agreed terms.
5. Shipment dispatched with tracking number; typical delivery 5–15 business days depending on destination.

Why Choose Konmask.com?

• ✅ Specialized in Industrial Automation Components — PLC modules, DCS parts, drives, HMIs, and communication hardware from leading global brands.
• ✅ Genuine Parts Guaranteed — We source only from authorized channels and verified distributors.
• ✅ Global B2B Export Experience — Serving engineering firms, system integrators, and MRO buyers across 50+ countries.
• ✅ Fast Quotation Response — Dedicated sales engineers respond within 24 hours.
• ✅ Flexible Logistics — DHL, FedEx, UPS, sea freight, and air freight options with full export documentation support.
• ✅ After-Sales Support — Technical consultation and warranty claim assistance available post-delivery.

Frequently Asked Questions

Q1: Is the 6GK5205-3BB00-2AB2 compatible with PROFINET IO?
A: Yes. The SCALANCE X205-3 is PROFINET-certified and can be configured as a PROFINET IO device within TIA Portal or STEP 7, supporting direct integration with SIMATIC S7 controllers.

Q2: What fiber cable type is required for the SC ports?
A: The 2 fiber ports use SC connectors and support 100BASE-FX multimode fiber (62.5/125 µm or 50/125 µm), with a maximum transmission distance of approximately 3 km.

Q3: Can this switch be used in a ring topology?
A: Yes. The 6GK5205-3BB00-2AB2 supports both RSTP (IEEE 802.1w) and MRP (IEC 62439-2) ring redundancy, with MRP achieving sub-200 ms recovery time for high-availability PROFINET networks.

Q4: What is the operating voltage range?
A: The switch operates on 24 V DC with an acceptable input range of 18–32 V DC, compatible with standard industrial 24 V DC power supplies.

Q5: Do you provide a warranty for this product?
A: Yes. Konmask.com provides a standard warranty covering manufacturing defects. Please contact support@konmask.com for specific warranty terms applicable to your order.

Q6: Can I get a datasheet or technical documentation?
A: Yes. The official Siemens SCALANCE X205-3 datasheet and manual are available upon request. Contact us at support@konmask.com.

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