Siemens SCALANCE X200 Modules

Technical Dossier

Product Details And Specifications

Siemens SCALANCE X200 Series: Comprehensive Module Range and Technical Overview

The Siemens SCALANCE X200 series is a family of unmanaged and managed industrial Ethernet switches designed for deployment in harsh industrial environments. Installed across global heavy industries — including petrochemical plants, nuclear power facilities, offshore platforms, and oil refineries — the X200 series provides deterministic, high-availability network infrastructure for PROFINET, PROFIBUS-over-Ethernet, and standard IEEE 802.3 communications. Its DIN-rail form factor, wide operating temperature range (−40 °C to +70 °C on select models), and redundant power input architecture make it a standard specification component in Siemens TIA Portal-based automation projects worldwide. The series interfaces directly with Siemens S7-300, S7-400, S7-1500 PLCs and SIMATIC ET 200 distributed I/O systems, and remains a reference design in IEC 61850 substation automation and ISA-99/IEC 62443 network segmentation architectures.

The Evolution of SCALANCE X200 Architecture

The SCALANCE X200 series was introduced by Siemens in the early 2000s as a successor to the OSM/ESM (Optical/Electrical Switch Module) product line, which was integrated into the SIMATIC NET portfolio. The original X200 variants — including the X208 and X216 — were unmanaged switches offering basic store-and-forward Ethernet switching at 10/100 Mbps. These early units used proprietary Siemens backplane connectors and were designed for integration into SIMATIC S7 rack systems.

With the release of the X200IRT (Isochronous Real-Time) sub-family, Siemens introduced hardware-level PROFINET IRT support, enabling cycle times below 1 ms for motion control and synchronized I/O applications. The X204IRT and X208IRT variants became standard components in SINAMICS drive networks and SINUMERIK CNC installations. Subsequent firmware generations added SNMP v1/v2c management, VLAN (IEEE 802.1Q), and Spanning Tree Protocol (STP/RSTP) to managed variants such as the X212-2 and X224.

As of 2020, several X200 models have entered the Siemens product lifecycle phase of "phase-out" or "discontinued," with the SCALANCE X-300 and XC-200 series designated as functional replacements. However, installed base volumes in legacy DCS and SCADA systems ensure continued demand for X200 spare parts through 2030 and beyond. DriveKNMS maintains stock of both active and discontinued X200 variants to support long-term maintenance contracts.

SCALANCE X200 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly deployed modules within the SCALANCE X200 product family. Each entry includes a concise functional descriptor for procurement and maintenance reference.

Unmanaged Switches — Standard Port Configurations

• 6GK5208-0BA00-2AB2: SCALANCE X208; 8-port 10/100 Mbps unmanaged industrial Ethernet switch, DIN-rail mount.
• 6GK5216-0BA00-2AB2: SCALANCE X216; 16-port 10/100 Mbps unmanaged switch, extended temperature range.
• 6GK5205-0BA00-2AB2: SCALANCE X205; 5-port 10/100 Mbps unmanaged switch, compact DIN-rail housing.
• 6GK5206-1BB10-2AA3: SCALANCE X206-1; 6-port switch with 1× 100 Mbps multimode fiber (SC) uplink port.
• 6GK5206-1BH00-2AB2: SCALANCE X206-1LD; 6-port switch with 1× 100 Mbps single-mode fiber long-distance uplink.

IRT (Isochronous Real-Time) Variants — PROFINET IRT Support

• 6GK5204-0BA00-2AF2: SCALANCE X204IRT; 4-port PROFINET IRT switch, sub-1 ms cycle time, for SINAMICS/SINUMERIK networks.
• 6GK5208-0BA00-2AF2: SCALANCE X208IRT; 8-port PROFINET IRT switch, hardware timestamping, DIN-rail.
• 6GK5204-2BB10-2AF2: SCALANCE X204IRT PRO; 4-port IRT switch with 2× fiber uplinks, IP65/67 rated enclosure.

Managed Switches — VLAN / SNMP / RSTP

• 6GK5212-2BB00-2AB2: SCALANCE X212-2; 12-port managed switch with 2× fiber uplinks, SNMP, VLAN, RSTP.
• 6GK5212-2BC00-2AB2: SCALANCE X212-2LD; 12-port managed switch with 2× single-mode fiber long-distance uplinks.
• 6GK5224-0BA00-2AC2: SCALANCE X224; 24-port managed 10/100 Mbps switch, full SNMP v1/v2c, VLAN 802.1Q.
• 6GK5224-4GS00-2TC2: SCALANCE X224 EEC; 24-port managed switch, extended environmental class, conformal coating.

Fiber & Ring Redundancy Variants

• 6GK5202-2BB10-2BA3: SCALANCE X202-2IRT; 2-port IRT switch with 2× fiber, designed for ring topology redundancy.
• 6GK5206-2BB10-2AC2: SCALANCE X206-2; 6-port switch with 2× 100 Mbps multimode fiber uplinks, RSTP ring support.
• 6GK5206-2BS00-2AC2: SCALANCE X206-2LD; 6-port switch with 2× single-mode fiber, extended ring redundancy.
• 6GK5208-2RS00-5AC2: SCALANCE X208 PRO; 8-port switch in IP65 enclosure, M12 connectors, for mobile/outdoor installations.

Sourcing Hard-to-Find & Obsolete SCALANCE X200 Parts

Multiple SCALANCE X200 variants — including the X204IRT, X208, and X212-2 — have been formally discontinued by Siemens or placed on limited availability. OEM lead times for remaining stock frequently exceed 16–26 weeks, and in many cases new production has ceased entirely. For operators of legacy SIMATIC NET installations, unplanned switch failure without an available spare creates direct production downtime risk.

DriveKNMS maintains a dedicated inventory of SCALANCE X200 series modules sourced through authorized distribution channels and verified secondary market procurement. All units are subject to full functional testing prior to dispatch. DriveKNMS supports the following procurement scenarios for the X200 range: emergency same-day dispatch for critical plant shutdowns, long-term maintenance contract stocking agreements, cross-reference identification for discontinued part numbers, and firmware version matching for IRT-compatible installations where version mismatches cause PROFINET topology errors.

For obsolete model cross-referencing — for example, identifying the correct SCALANCE XC208 or XC216 replacement for a discontinued X208 or X216 — DriveKNMS technical staff provide documented compatibility assessments at no charge with confirmed orders.

Quality Control for the SCALANCE X200 Range

SCALANCE X200 modules incorporate proprietary Siemens ASIC-based switching fabric and PROFINET stack firmware that requires functional validation beyond standard power-on testing. DriveKNMS applies the following test protocol to all X200 units processed through its facility:

• Port-level traffic validation: Each RJ45 and fiber port is tested at 10 Mbps and 100 Mbps using RFC 2544 throughput, latency, and frame loss benchmarks via dedicated Ethernet test equipment.
• PROFINET IRT timing verification: For IRT-capable variants (X204IRT, X208IRT, X202-2IRT), hardware cycle synchronization is validated against a reference PROFINET controller at 250 µs, 500 µs, and 1 ms cycle times.
• Redundant power input test: Both L1+ and L2+ 24 VDC input rails are tested independently and simultaneously to verify failover behavior and fault signaling relay output.
• SNMP/management interface check: On managed variants, VLAN configuration, RSTP topology convergence, and SNMP trap generation are verified against factory default and a known-good configuration baseline.
• Thermal soak: Units are operated at elevated ambient temperature (55 °C) for a minimum of 2 hours under full port load to screen for latent thermal failures in switching ASICs and power regulation circuits.
• Firmware integrity: Firmware version is read and documented. Units with corrupted or mismatched firmware are reflashed using Siemens STEP 7 / TIA Portal-compatible update procedures prior to dispatch.

© 2026 DriveKNMS. All trademarks belong to their respective owners. Specifications are for reference only and subject to change without notice. Verify all parameters against official documentation before installation.