Compact DC-powered CPU with 24 digital inputs, 16 transistor outputs and two programmable communication interfaces.
The Siemens 6ES7216-2AD23-0XB8 is a SIMATIC S7-200 CN CPU 226 compact controller for machine and small-system automation. Siemens documents a DC power supply, 24 digital DC inputs, 16 transistor DC outputs, 16/24 KB program memory, 10 KB data memory and two PPI or user-programmable interfaces. The unit is intended for the Chinese S7-200 product range and carries CE approval only. For maintenance or replacement, verify the complete suffix, DC power arrangement, input and output wiring, program memory requirements, communication settings, expansion modules and installed project backup. Similar CPU 226 variants can differ in supply, output type and regional approval.
| Product Condition | Original new |
|---|---|
| Availability | In stock |
| Official Lifecycle | Prod. Discont. |
| Warranty | With 1 year warranty |
| Shipping | Worldwide shipping options available |
Condition, availability and warranty are Stockoems commercial information, not manufacturer commitments.
| Manufacturer | Siemens |
|---|---|
| Complete Part Number | 6ES7216-2AD23-0XB8 |
| Product Type | CPU 226 compact device |
| Product Family | SIMATIC S7-200 CN |
| Power Supply | DC |
| Digital Inputs | 24 DC inputs |
| Digital Outputs | 16 transistor DC outputs |
| Program Memory | 16/24 KB |
| Data Memory | 10 KB |
| Communication Interfaces | 2 PPI/user-programmable interfaces |
| Approval | CE approval only |
| Packaging Dimensions | 21.1 x 11.1 x 7.5 cm |
| Net Weight | 0.488 kg |
| Product Group | 4255 |
| Catalog ID | ST72-CN |
| Country of Origin | China |
| Control System | SIMATIC S7-200 CN automation systems |
|---|---|
| System Role | Executes PLC logic and manages integrated digital I/O and serial communication |
| Typical Applications | Compact machinery, sequencing, interlocking, material handling and maintenance replacement |
| Software Context | Program backup, communication parameters and expansion configuration must match the installed project |
| Replacement Use | Not interchangeable solely by CPU 226 family name; the full suffix and I/O type must match |
A matching enclosure or partial order number does not confirm compatibility. Compare project records and product-label evidence before replacement.
Siemens China SiePortal identifies 6ES7216-2AD23-0XB8 with the lifecycle wording “Prod. Discont.” and states that the product was cancelled without a replacement product. Before replacement, verify the full CN suffix, power supply, transistor output arrangement, program backup, communication settings and expansion configuration.
It identifies a Siemens SIMATIC S7-200 CN CPU 226 compact controller.
Siemens documents 24 digital DC inputs and 16 transistor DC outputs.
The official description lists 16/24 KB program memory and 10 KB data memory.
The CPU has two PPI or user-programmable interfaces.
Siemens China SiePortal displays the exact wording “Prod. Discont.”
Review the complete suffix, supply, I/O wiring, project backup, communication settings, expansion modules and approval requirements.
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
Structured verification, inspection, documentation and delivery support for Siemens 6ES7216-2AD23-0XB8.
| Model and suffix verification | The complete order code and suffix are checked against the inquiry, label evidence and supporting records. |
|---|---|
| Condition confirmation | Visible condition, packaging status and supplied accessories are reviewed before shipment. |
| Technical compatibility review | Engineers compare system fit, interfaces, electrical requirements and project documentation. |
| Product and label photo confirmation | Available product, nameplate and packaging photographs can be reviewed for order-code and condition checks. |
| Protective packaging | The unit is prepared with suitable protective materials to reduce handling and transit risk. |
| Worldwide shipping | International shipping options are coordinated according to destination and order requirements. |
| Shipment tracking | Tracking information is provided when issued by the selected carrier. |
| Customs documentation | Commercial and shipping documents are prepared for the agreed delivery arrangement. |
| Written warranty terms | Applicable Stockoems warranty scope and terms are documented with the commercial offer. |
| Return authorization process | Return requests are reviewed through a documented authorization process and agreed conditions. |
| After-sales response | Our team supports order-document, shipment and product-identification questions after delivery. |
For this CPU 226-CN, compare the complete suffix, DC supply, 24-input and 16-transistor-output wiring, program backup, two PPI or programmable interfaces, expansion modules and approval requirements. Similar housings or partial model numbers do not establish compatibility.
Look for consistent model identification, clear condition statements, traceable commercial documents, product-label evidence, written warranty terms and a defined return process.
Review the quotation, complete order code, manufacturer label, condition photographs, packing information, warranty scope, shipping terms, customs documents and return authorization conditions.
Match 6ES7216-2AD23-0XB8 in full and compare firmware, interfaces, electrical requirements, wiring and project records with the installed system.
Warning signs include incomplete model numbers, refusal to provide nameplate evidence, conflicting technical statements, unclear condition descriptions and an undefined return process.
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
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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
