Siemens 6ES7 357-4AH03-3AE0 Micro-Controller Firmware
Experience unparalleled control and automation capabilities with the Siemens 6ES7 357-4AH03-3AE0 Micro-Controller Firmware. Designed for Siemens S7-300 series PLCs, this advanced firmware significantly enhances the efficiency and reliability of your industrial automation systems.
With robust memory capacity up to 128 KBytes, it supports multiple programming languages including Ladder Diagram (LD), Function Block Diagram (FBD), and Structured Text (ST), ensuring flexibility and ease of use for various industrial applications.
Operating within a temperature range of -25°C to +60°C, this firmware is built to handle demanding environments. Its compact size and IP20 protection rating make it ideal for installation in diverse industrial settings.
Certified by CE, UL, and RoHS, this product guarantees compliance with global safety standards.


For over 20 years, Stoker Automation Technology has been a trusted supplier of automation equipment, boasting a 5000 square meter warehouse that ensures ample inventory and swift delivery. Our extensive product line serves industries ranging from metallurgy to automotive manufacturing. If you need any assistance or cannot find the specific model you’re looking for, please feel free to contact us via email.
- Product ID: 6ES7 357-4AH03-3AE0
- Brand: Siemens
- Module Type: Micro-Controller Firmware
- Compatibility: Siemens S7-300 series PLCs
- Software Version: V3.5
- Memory Capacity: Up to 128 KBytes
- Programming Languages: Ladder Diagram (LD), Function Block Diagram (FBD), Structured Text (ST)
- Operating Temperature Range: -25°C to +60°C
- Certifications: CE, UL, RoHS
We offer professional pre-sales and after-sales support, with a 2-year warranty on selected products. For immediate assistance, contact us via WhatsApp at +86 190 6659 1275.








There are no reviews yet.