The Siemens Simatic S7-200 SMART CPU ST20 is a compact and efficient Programmable Logic Controller (PLC) designed for standard industrial automation tasks. It provides a cost-effective solution for small to medium-sized machines with high-speed performance.
Technical Specifications:
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Model: CPU ST20 DC/DC/DC
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Part Number: 6ES7288-1ST20-0AA1
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Power Supply: 24V DC
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Digital Inputs: 12 DI (24V DC)
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Digital Outputs: 8 DO (Transistor)
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Memory: 20 KB Program Memory / 12 KB Data Memory
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Communication: Integrated Ethernet Interface (PROFINET)
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High-Speed Counters: Supported
Key Features:
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Integrated Ethernet: Direct connection to HMI and programming PC without extra cables.
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Compact Design: Saves space in control cabinets.
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Expansion: Supports signal boards for additional I/O requirements.
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Reliability: Designed for harsh industrial environments.
Is 6ES7288-1ST20-0AA0 an original Siemens PLC?
Yes, this is a genuine Siemens S7-200 SMART PLC supplied in original factory packaging.
Do you provide bulk pricing?
Yes, special discounts are available for bulk and reseller orders.
What industries use this PLC?
This PLC is widely used in manufacturing, machinery automation, packaging, and industrial control systems.
How fast is shipping?
Dispatch within 2–5 business days. Express delivery options available.
















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