Siemens 6ES7412-1XF04-0AB0 SIMATIC S7-400 CPU 412-1

Siemens 6ES7412-1XF04-0AB0 central processing unit with MPI/DP interface

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Siemens 6ES7412-1XF04-0AB0 SIMATIC S7-400 CPU 412-1

Central processing unit with 144 KB work memory and an MPI/DP interface.

Product Overview

Siemens 6ES7412-1XF04-0AB0 is a SIMATIC S7-400 CPU 412-1 central processing unit for modular automation systems. It provides 144 KB integrated work memory, divided into 72 KB for code and 72 KB for data, together with an MPI/DP interface operating at up to 12 Mbit/s. The CPU supports battery-backed data retention and expandable load memory through approved memory cards. It is used for deterministic machine and process control where the installed STEP 7 project, rack configuration and communication parameters must remain consistent. Procurement checks should cover the complete suffix, firmware, memory card, MPI/DP settings, power-supply arrangement and project backup.

Commercial Status

Commercial Item	Status
Product Condition	Original new
Availability	In stock
Official Lifecycle	PM500: Discontinued Product or end of PLM & Support
Warranty	With 1 year warranty
Shipping	Worldwide shipping options available

Condition, availability and warranty are Stockoems commercial information, not manufacturer commitments.

Verified Technical Data

Field	Verified Information
Manufacturer	Siemens
Complete Part Number	6ES7412-1XF04-0AB0
Product Type	SIMATIC S7-400 CPU 412-1 central processing unit
Product Family	SIMATIC S7-400
Work Memory	144 KB total: 72 KB code and 72 KB data
Integrated Load Memory	256 KB RAM
Expandable Load Memory	FLASH memory card up to 64 MB; RAM memory card up to 64 MB
Communication Interface	MPI/DP, up to 12 Mbit/s
Firmware Version	V4.0.0
Engineering Software	STEP 7 V5.2 SP1 HF3 with hardware update or later applicable configuration
Battery Backup	Supported for all data
Typical Processing Time	0.1 microseconds for bit, word and integer operations; 0.3 microseconds for floating-point operations
Net Weight	0.853 kg
Country of Origin	Germany

Product Photo Evidence

System Fit and Applications

System Check	Application Guidance
Applicable System	SIMATIC S7-400 modular automation system
System Role	Executes control logic and coordinates configured S7-400 modules and MPI/DP communication
Typical Applications	Manufacturing cells, process units, material handling and installed legacy automation systems
Maintenance and Replacement	Restores an existing CPU 412-1 position when order code and project configuration match
Configuration Importance	Firmware, memory card, rack, power supply, MPI/DP parameters and STEP 7 project must be reviewed

Compatibility and Procurement Checks

Verify the complete order code and suffix: 6ES7412-1XF04-0AB0.
Confirm CPU firmware V4.0.0 and the applicable STEP 7 hardware catalog entry.
Compare the installed memory card type, capacity and retained project data.
Review MPI/DP connector, address, baud rate and network topology.
Check rack position, backplane connection and power-supply configuration.
Preserve a validated project backup before replacing the CPU.
Compare readable product-label, interface and packaging photographs.

Lifecycle Note

Siemens lists 6ES7412-1XF04-0AB0 as PM500: Discontinued Product or end of PLM & Support, with the end of product lifecycle dated 30 March 2019. This exact wording should be retained. Replacement planning must still verify firmware, memory card, STEP 7 project, MPI/DP settings, rack hardware and connected modules.

Frequently Asked Questions

What does 6ES7412-1XF04-0AB0 identify?

It identifies a Siemens SIMATIC S7-400 CPU 412-1 central processing unit.

How much work memory does this CPU provide?

It provides 144 KB total work memory, divided into 72 KB for code and 72 KB for data.

Which communication interface is integrated?

The CPU provides an MPI/DP interface with a transfer rate up to 12 Mbit/s.

Which firmware and engineering software should be checked?

Official documentation identifies firmware V4.0.0 and STEP 7 V5.2 SP1 HF3 with a hardware update as the associated starting configuration.

What is the official lifecycle status?

Siemens lists this exact order code as PM500: Discontinued Product or end of PLM & Support.

What should be reviewed before replacement?

Check the full suffix, firmware, memory card, rack and power configuration, MPI/DP parameters, connected modules and STEP 7 project backup.

Request Availability and Compatibility Review

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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Industrial Automation Procurement Service

Structured verification, inspection, documentation and delivery support for 6ES7412-1XF04-0AB0.

Service Workflow

Our workflow begins with model and suffix verification against the purchase request and available product label. We review condition, interface details and technical compatibility points before commercial confirmation. Where inspection evidence is available, the team checks product views, nameplates, connector areas, packaging and visible accessories. Technical documentation is compared with the requested system position so that firmware, memory, communication and project considerations are clearly recorded without promising automatic interchangeability.

Service Stage	What We Check
1. Request Review	Confirm complete model, suffix, quantity, destination and required condition.
2. Identity Verification	Compare the order code, manufacturer label, hardware and firmware information.
3. Technical Review	Check interfaces, memory, power, rack position, software and project compatibility points.
4. Condition Evidence	Provide or review product, label, connector and packaging photographs where available.
5. Commercial Terms	Record condition, written warranty scope and return authorization procedure.
6. Packaging	Use protective materials suited to industrial electronic modules and connector areas.
7. Logistics	Coordinate worldwide shipping, shipment tracking and customs documentation.
8. After-Sales Response	Maintain a documented contact path for delivery, installation-preparation and return questions.

Real Service Environment

Stockoems office team reviewing industrial automation order documentation

Engineers coordinating model and technical data verification

Procurement staff checking labels documents and shipping details

Service Coverage

Model and suffix verification
Condition confirmation
Technical compatibility review
Product and label photo confirmation
Protective packaging
Worldwide shipping
Shipment tracking
Customs documentation
Written warranty terms
Return authorization process
After-sales response

Supplier Qualification FAQ

How can an end user identify a qualified industrial automation source?

Look for complete model identification, clear commercial terms, traceable contact details, relevant technical questions, inspection evidence and a documented return process. A qualified source should distinguish its own condition and warranty statements from manufacturer commitments.

Which documents and commercial terms should procurement verify?

Review the quotation, complete part number, condition statement, warranty scope, shipping terms, customs documents, inspection photographs and written return authorization procedure before placing an order.

How should engineers confirm technical compatibility?

Engineers should compare the full suffix, hardware and firmware, interfaces, connectors, power configuration, rack position, memory, communication settings, software version and project parameters with the installed system.

What warning signs deserve additional review?

Common warning signs include incomplete model numbers, refusal to provide readable nameplate images, contradictory technical data, unexplained substitutions, unsupported delivery promises and no clear return authorization process.

Contact Our Service Team

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

Email Sales WhatsApp Sales

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Request Recommended Model Support

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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