SIEMENS 6GK5208-0BA00-2AF2 Managed IE Switch | Replacement, Equivalent & Selection Guide
The SIEMENS 6GK5208-0BA00-2AF2 is an 8-port managed Industrial Ethernet switch from the SCALANCE X-200 series, designed for demanding industrial network environments. This page provides full technical specifications, compatible replacement models, application guidance, and sourcing information to help engineers and procurement teams make confident decisions.
Technical Specifications
- Part Number: 6GK5208-0BA00-2AF2
- Brand: SIEMENS
- Series: SCALANCE X-200
- Type: Managed Industrial Ethernet Switch
- Ports: 8 × RJ45 (10/100 Mbps)
- Management: Web-based, SNMP v1/v2c/v3, CLI
- Redundancy Protocols: RSTP, MRP (Media Redundancy Protocol)
- Power Supply: 24 V DC (18–32 V DC)
- Power Consumption: Max. 6 W
- Operating Temperature: −10 °C to +60 °C
- Protection Class: IP30
- Mounting: DIN rail
- Dimensions (W×H×D): 60 × 125 × 124 mm
- Weight: Approx. 200 g
- Country of Origin: Germany
- HS Code: 8517620000
- Certifications: CE, UL, cUL, ATEX (Zone 2)
Compatible Replacement & Equivalent Models
The following models are functionally compatible or serve as direct/near-direct replacements for the 6GK5208-0BA00-2AF2. Always verify electrical and protocol compatibility before substitution.
- SIEMENS 6GK5208-0BA00-2AA3 – Same port count, updated firmware baseline; drop-in replacement in most PROFINET topologies.
- SIEMENS 6GK5208-0HA00-2AS6 – Gigabit upgrade variant; backward-compatible management interface.
- SIEMENS 6GK5216-0BA00-2AF2 – 16-port expansion; suitable when additional node capacity is required.
- Phoenix Contact FL SWITCH 2008 – Third-party equivalent; 8-port managed, 24 V DC, DIN rail, MRP support.
- Hirschmann RS20-0800T1T1SDAEHH – Industrial managed switch with comparable port density and redundancy features.
- Moxa EDS-308-MM-SC – 8-port managed switch; suitable for fiber-extended topologies as an alternative.
Note: Third-party replacements may require configuration adjustments. Contact [email protected] for compatibility verification.
Why Choose the Original Model
- Native PROFINET Integration: Certified for SIEMENS TIA Portal and STEP 7 environments with zero-configuration device discovery.
- MRP Ring Redundancy: Sub-200 ms failover ensures continuous process operation in ring topologies.
- SIMATIC NET Ecosystem: Seamless interoperability with SIEMENS PLCs, HMIs, and SCADA systems.
- Proven Industrial Reliability: Wide temperature range, IP30 protection, and DIN rail form factor for panel integration.
- Long-Term Support: Backed by SIEMENS global spare parts and firmware update programs.
Typical Applications
- Factory automation and discrete manufacturing networks
- Process industry control networks (chemical, oil & gas, water treatment)
- Machine-level PROFINET ring topologies
- Building automation and infrastructure control
- Railway and transportation control systems
- Energy and power distribution SCADA networks
System Compatibility
- PLC Platforms: SIEMENS S7-300, S7-400, S7-1200, S7-1500; compatible with third-party PROFINET controllers
- Engineering Software: TIA Portal V13+, STEP 7 V5.5+, SINEMA Network Manager
- Protocols: PROFINET IO, SNMP, HTTP/HTTPS, Telnet, SSH, LLDP, IGMP Snooping
- Redundancy Standards: IEC 62439-2 (MRP), IEEE 802.1w (RSTP)
- Power Rail: Compatible with SIEMENS SITOP and standard 24 V DC panel supplies
Selection Guide
Use the criteria below to confirm the 6GK5208-0BA00-2AF2 is the right choice, or to identify a suitable alternative:
- Port Count: 8 ports sufficient? → 6GK5208-0BA00-2AF2 ✓ | Need 16 ports? → Consider 6GK5216-0BA00-2AF2
- Speed Requirement: 100 Mbps adequate? → This model ✓ | Gigabit required? → 6GK5208-0HA00-2AS6
- Redundancy: MRP ring needed? → This model ✓ | No redundancy needed? → Unmanaged X-200 variants available
- Environment: Indoor panel (IP30)? → This model ✓ | Harsh outdoor/IP67? → SCALANCE XP-200 or XC-200 series
- Budget: OEM preferred? → This model | Cost-optimized? → Phoenix Contact or Moxa equivalents
- Fiber Uplink: Not required → This model ✓ | SFP uplink needed? → 6GK5208-0GA00-2AF2
Quality Assurance & Sourcing
- Authenticity: All units sourced from authorized distributors or verified surplus channels with full traceability.
- Inspection: Each unit undergoes visual inspection, label verification, and functional power-on testing before shipment.
- Packaging: Original or equivalent ESD-safe packaging with anti-static protection.
- Documentation: Certificate of conformity and test report available upon request.
- Warranty: 12-month warranty against manufacturing defects; DOA replacement within 7 days.
How to Order
- Add the product to cart and proceed to checkout, or
- Email [email protected] with your required quantity and delivery timeline for a formal quotation.
- For bulk orders (>5 units) or project-based procurement, request a volume discount quote.
- Lead time: In-stock items ship within 1–3 business days; sourced items 5–15 business days.
- Payment: T/T, PayPal, credit card accepted. LC available for orders >USD 5,000.
Replacement & Compatibility FAQ
Q: Can I replace 6GK5208-0BA00-2AF2 with 6GK5208-0BA00-2AA3 without reconfiguration?
A: In most cases yes — the 2AA3 shares the same hardware platform. However, firmware version differences may affect MRP ring timing parameters. Backup your configuration before swapping.
Q: Is this switch compatible with non-SIEMENS PROFINET controllers?
A: Yes. The switch is PROFINET-transparent and works with any IEEE 802.3-compliant network. PROFINET IO device management requires a SIEMENS engineering tool.
Q: What is the difference between 2AF2 and 2AS6 suffix?
A: The 2AF2 suffix denotes the standard 100 Mbps copper variant. The 2AS6 suffix indicates the Gigabit (1000 Mbps) variant with SFP uplink capability.
Q: Can Phoenix Contact FL SWITCH 2008 fully replace this unit?
A: Functionally similar for standard Ethernet switching and MRP. However, PROFINET device management via TIA Portal is not supported on third-party switches. Evaluate based on your network management requirements.
Q: Do you provide installation or commissioning support?
A: We provide pre-sales technical consultation and configuration guidance. On-site commissioning is not included but can be arranged through our partner network.
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