PRODUCT DETAILS
6AU1400-2PA22-0AA0 Siemens Compact Flash Card | New
Industrial-Grade Storage for Automation Systems
The Siemens 6AU1400-2PA22-0AA0 is a high-performance Compact Flash (CF) card engineered for industrial automation environments.
Designed for SIMATIC PLCs, industrial HMIs, and embedded control systems, this module provides reliable data storage, long-term endurance, and stable operation even in demanding conditions.
Unlike standard consumer memory cards, this CF card is built to handle continuous read/write cycles, temperature fluctuations, and vibration, making it ideal for critical industrial applications.
Key Advantages
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Original Siemens module ensures seamless PLC and HMI compatibility
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High data integrity for automation program storage and backup
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Industrial-grade durability: resistant to vibration, temperature, and extended use
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Plug-and-play installation with Siemens PLC systems
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Supports fast read/write speeds for program loading and system updates
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Compact form factor for integration in control cabinets and embedded devices
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Siemens |
| Model Number | 6AU1400-2PA22-0AA0 |
| Product Type | Compact Flash (CF) Card |
| Storage Capacity | 256 MB (or check official Siemens datasheet) |
| Interface | Compact Flash Type I |
| Operating Temperature | −25°C to +70°C |
| Storage Temperature | −40°C to +85°C |
| Shock & Vibration | Industrial-grade tolerance |
| Compatibility | SIMATIC S7 PLCs, HMI panels, embedded controllers |
| Condition | Brand New |
| Application | Industrial automation, program storage, backup, data logging |
Typical Applications
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Storing SIMATIC PLC programs
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HMI panel configuration and backup
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Data logging in industrial monitoring systems
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Embedded automation control solutions
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Industrial test and measurement equipment

Reliability in Harsh Environments
The 6AU1400-2PA22-0AA0 is designed to maintain data integrity under continuous operation, resisting both temperature extremes and mechanical stress.
This makes it particularly suitable for industrial plants, factory automation, and mobile control units where stability is critical.
Industrial Compact Flash Card Comparison
| Feature | Siemens 6AU1400-2PA22-0AA0 | Mitsubishi CF Card (Industrial) | Omron Industrial CF Card | Keyence Industrial CF Card |
|---|---|---|---|---|
| Type | Compact Flash (CF) Card | Compact Flash (CF) Card | Compact Flash (CF) Card | Compact Flash (CF) Card |
| Capacity | 256 MB (verify official datasheet) | 256–512 MB | 128–256 MB | 256 MB |
| Interface | CF Type I | CF Type I | CF Type I | CF Type I |
| Compatibility | SIMATIC PLCs, HMI panels | MELSEC PLCs | Omron PLC / HMI | KV series PLC / HMI |
| Operating Temperature | −25°C to +70°C | −20°C to +70°C | −25°C to +70°C | −20°C to +70°C |
| Storage Temperature | −40°C to +85°C | −40°C to +85°C | −40°C to +85°C | −40°C to +85°C |
| Vibration / Shock Tolerance | Industrial-grade | Industrial-grade | Industrial-grade | Industrial-grade |
| Typical Use | PLC program storage, HMI backup, data logging | PLC program and parameter storage | PLC program storage, HMI backup | PLC program storage, data backup |
| Condition | Brand New | Brand New | Brand New | Brand New |
🔍 Key Observations
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Voltage/Temperature & Durability
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All cards are industrial-grade and can operate in extended temperature ranges.
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Designed to resist vibration and mechanical stress.
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Capacity Differences
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Siemens, Mitsubishi, and Keyence cards commonly use 256 MB; Omron may offer smaller capacities for legacy PLCs.
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Application Compatibility
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Each card is optimized for its manufacturer’s PLC/HMI ecosystem.
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Engineers should verify slot type, interface, and compatibility before integration.
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Industrial Use Cases
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All cards are intended for program storage, HMI configuration backup, and data logging in factory automation and embedded systems.
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