Description
SIEMENS DC UPS Power Supply 6EP1931-2EC42 Reliable Backup
Reliable DC UPS power supply for uninterrupted industrial automation operations
| Brand | SIEMENS |
| Model | 6EP1931-2EC42 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 3.2 kg |
| Dimensions | 250 x 180 x 120 mm |
| Warranty | 2 years |
| Certifications | CE, UL, RoHS |
| SKU / MPN | 6EP1931-2EC42 |
| What’s in the box | DC UPS Power Supply, mounting brackets, user manual, power cable |
| Battery Type | Sealed lead-acid |
| Battery Capacity | 7.2 Ah |
| Output Power | 300 W |
| Charging Time | 8 hours |
| Operating Temperature | 0 to +50°C |
| Protection Class | IP20 |
Key benefits: Ensures continuous power supply during outages, extends equipment lifespan, and reduces downtime.
Typical applications: Backup power for PLCs, HMI panels, and other critical industrial control systems
Order number: SIEMENS DC UPS Power Supply 6EP1931-2EC42 Reliable Backup
Lifecycle: Active
Documentation: Online PDF
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.






Patricia E. –
Profibus modules arrived with proper firmware version. Plug and play.