

The SIEMENS SIMATIC S7-400 CPU 412-1 (6ES7412-1XJ05-0AB0) is a powerful central processing unit engineered for high-end industrial automation and process control applications. As part of the renowned S7-400 family, this CPU delivers exceptional processing speed and reliability, making it ideal for chemical, electronics, and other critical sectors. With its dual integrated interfaces—MPI and PROFIBUS DP—it enables efficient communication and decentralized peripherals management at data rates up to 12 Mbit/s. The 288 KB work memory, split evenly between code and data, provides ample capacity for complex control logic, while retentive memory ensures critical data persists through power cycles. Built for longevity and performance, the CPU 412-1 supports a wide range of organization blocks, counters, and timers, all programmable via Siemens STEP 7 software. This unit is 100% original, factory-new, and available for prompt worldwide delivery.
| Parameter | Specification |
|---|---|
| Product Name | SIEMENS SIMATIC S7-400, CPU 412-1 |
| Order Number (MLFB) | 6ES7412-1XJ05-0AB0 |
| Product Series | SIMATIC S7-400 |
| CPU Type | CPU 412-1 |
| Work Memory | 288 KB total (144 KB for program code, 144 KB for data) |
| Load Memory | External storage (e.g., MMC or USB flash drive) required for program loading |
| Retentive Memory | Yes – selected data blocks retained across power cycles |
| Integrated Interfaces | MPI (MultiPoint Interface) and PROFIBUS DP (12 Mbit/s) |
| Power Supply | External 24 V DC (not built-in); recommended voltage range per Siemens guidelines |
| Power Protection | External surge protection and proper cabling recommended |
| Supported Software | STEP 7 V5.x or higher |
| Maximum Number of Data Blocks (DBs) | Limited by system memory configuration |
| Maximum Number of Function Blocks (FBs) | Limited by system memory configuration |
| Maximum Number of Functions (FCs) | Limited by system memory configuration |
| Organization Blocks (OBs) | OB1 (main cycle), OB10-OB17 (periodic interrupts), OB30-OB38 (asynchronous errors), OB80-OB87 (system faults), and others as per system requirements |
| Counters | S7 counters with retentivity; quantity limited by available RAM |
| Timers | S7 timers with retentivity; quantity limited by available RAM |
| Bit Operation Time | Faster than S7-300 series; consult official Siemens documentation for exact values |
| Word Operation Time | Faster than S7-300 series; consult official Siemens documentation for exact values |
| Fixed-Point Arithmetic Time | Faster than S7-300 series; consult official Siemens documentation for exact values |
| Floating-Point Arithmetic Time | Faster than S7-300 series; consult official Siemens documentation for exact values |
| Application Areas | Chemical, electronics, electrical, and other high-end industrial automation and process control fields |
| Shipping Condition | 100% Original and New – ready for immediate global shipment |

What Does Our Clients Say
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Great product!
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Original and fast!
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