Condition, availability and warranty are Stockoems commercial terms and are not presented as manufacturer commitments.
Siemens 6ES7155-6AU01-0CN0 is the SIMATIC ET 200SP IM 155-6 PN/2 High Feature interface module. It provides a two-port PROFINET connection through one BusAdapter slot and supports expansion with up to 64 ET 200SP I/O modules plus 16 ET 200AL modules. Official Siemens data identifies support for S2 redundancy, multi-hotswap, 0.25 ms operation and isochronous mode. It suits distributed I/O expansion, maintenance planning and redundant automation projects. Before ordering, verify the complete suffix, BusAdapter selection, firmware requirements, station architecture and cabinet dimensions.
| Manufacturer | Siemens |
|---|---|
| Complete Part Number | 6ES7155-6AU01-0CN0 |
| Product Type | IM 155-6 PN/2 High Feature PROFINET interface module |
| Series | SIMATIC ET 200SP · IM 155-6 |
| Network Interface | PROFINET, 2-port interface through one BusAdapter slot |
| Station Capacity | Maximum 64 I/O modules and 16 ET 200AL modules |
| System Functions | S2 redundancy, multi-hotswap, 0.25 ms and isochronous mode |
| Hardware Functional Status | From FS02 |
| Firmware Version | V4.2 |
| Dimensions | 50 × 117 × 74 mm (W × H × D) |
| Approximate Weight | 120 g without BusAdapter |
| Official Life Cycle | Active Product; phase-out scheduled from 1 October 2026 |
| Product Condition | Original new |
| Availability | In stock |
| Country of Origin | GERMANY |
| Warranty | With 1 year warranty |
| Shipping | Worldwide shipping options are confirmed in the written quotation. |
Connect an ET 200SP station to a PROFINET controller while retaining a modular cabinet architecture.
Use S2 redundancy in supported SIMATIC system architectures that require resilient distributed I/O communication.
Apply the module where 0.25 ms and isochronous operation are required by the engineered station design.
Support planned replacement while preserving the complete suffix, BusAdapter type, firmware and station configuration.
Verify 6ES7155-6AU01-0CN0 in full, the selected BusAdapter, the two-port PROFINET topology, station module count, S2 requirements, hardware status, firmware version, mounting space and original label photos. Siemens lists 6ES7155-6MU01-0CN0 as the successor with functional-compatibility restrictions for fiber-optic use; do not treat it as an automatic replacement without engineering review.
No. Siemens currently lists it as an Active Product and schedules phase-out from 1 October 2026.
It is a PROFINET interface module with a two-port connection implemented through one BusAdapter slot.
Official Siemens data specifies up to 64 ET 200SP I/O modules and 16 ET 200AL modules.
Yes. The full suffix identifies this exact IM 155-6 PN/2 HF configuration and must be checked against the station documentation.
Confirm required quantity, BusAdapter type, firmware level, S2 topology, installation dimensions, destination country and product label photos.
Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.
Email: sales6@apterpower.com | WhatsApp: +86 18159889985

Model and suffix verification, condition confirmation and product-label photo review before quotation.
Technical compatibility review covering the complete part number, interface, firmware and station architecture supplied by the customer.
Visual condition check, label verification and product-photo confirmation supported by a traceable inspection workflow.
Protective packaging, worldwide shipping coordination, shipment tracking and customs-document preparation.
Written warranty terms, return authorization process and responsive after-sales communication.
Stockoems is operated by Apter Power Limited and is an independent reseller of industrial automation products. Manufacturer names and trademarks are used for identification purposes only. Our service team supports quotation preparation, label checks, logistics coordination and written after-sales follow-up for international procurement.
Email: sales6@apterpower.com | WhatsApp: +86 18159889985
Each entry is an independent product listing and is not presented as a direct replacement. Confirm the manufacturer, complete part number, revision and compatibility before ordering.
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| PCO1010CS0 | TMSR-380-33-U-SB-TYS | 141709-0050-02 | ZX200-4836-CT | Kpd-4400 |
| 33729-03 | CLIOL822A | IIR-M-RCT-P1 | HA7206 | XPIQ-MBPCA |
| LT8155A | HT-1301-UD1 | RGI-12SW | TA202A | CEN-IDOCV-W |
| L200 | 10B-PCTA | 20775-3031 | 033010-A | CS-T02 |
| AAI543-H00 | QD-3H622A | 6EP1332-4BA00 | MIFIPA55E00LO00 | 77009462 |
| 15B10966G1 | 236837-PR | 12-36VDC | E3751MS3A | EMAXFD-BWU |
| 9253C25G04 | VLC-1600 | CP44-3 | 3A99162G0 | 07CT42-A3.3 |
| LKD9A5040010000 | 0J-0P4512AA | BKM-FW11 | FSM-11S | 557-180-203 |
| DDLE802 | ADCDW2506TU | CPY000D200 | 331317 | 2M-V4LQ-11AC-SS |
| MS652219PM | LNS-T02 | ZSB-1.5/16-S/S/P/P | FRS923-2SV-C | IC693MDL742D |
| M400G/2XH | DDC4200L/DDC4200-L | Pzm-760-24-B | DX111-FBP.0 | G9SX-ADA222-T15-RC |
| B30C-2250-855-WT | HBW4PER2 | 2CDG110175R0011 | AN200 | A21E |
| 81672-01 | E3003-61058 | XY2CE2A296 | 5705BCSNGNYNZ | 3065 |
Models were randomly selected from the customer-provided TXT lists. Only exact Stockoems product matches are linked; unlinked entries remain plain text.
Email: sales6@apterpower.com | WhatsApp: +86 18159889985