Description
Siemens Power Supply 6EP1931-2FC21 Efficient Energy Source
Reliable and efficient 24V DC power supply designed for industrial automation applications.
| Brand | Siemens |
| Model | 6EP1931-2FC21 |
| Voltage | 24 V DC |
| Country of Origin | Germany |
| Weight | 0.5 kg |
| Dimensions | 125 x 100 x 75 mm |
| Warranty | 2 years |
| Certifications | CE, UL, cUL, RoHS |
| SKU / MPN | 6EP1931-2FC21 |
| What’s in the box | Power supply unit, mounting instructions |
| Output Current | 5 A |
| Input Voltage Range | 120-230 V AC |
| Efficiency | Up to 92% |
| Operating Temperature | -25 to +60 °C |
| Protection Class | IP20 |
| Mounting Type | DIN rail |
| Power Rating | 120 W |
Key benefits: High efficiency reduces energy costs, compact design saves space, and robust construction ensures reliable operation in industrial environments.
Typical applications: Automation systems, control panels, machinery, and industrial equipment requiring stable 24V DC power supply.
Order number: Siemens Power Supply 6EP1931-2FC21 Efficient Energy Source
Lifecycle: Active product with ongoing support and availability.
Documentation: User manual, installation guide, and datasheet available on Siemens official website.
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.




Robert M. –
Good price for such a robust HMI. Technical documentation was clear.