SIEMENS 6ES7138-4CA01-0AA0 Power Supply Module for ET 200S
Every hour of downtime costs thousands. The 6ES7138-4CA01-0AA0 power supply module pays for itself the first time you need it. Rated Value (DC): 24 V | Short-Circuit Protection: No; external (e.g., automatic circuit breaker), tripping characteristic C | Reverse Polarity Protection: Yes. Factory-new, fully bench-tested. 12-month warranty.
Technical Specifications
| Product No. | 6ES7138-4CA01-0AA0 |
|---|---|
| Product Type | SIMATIC DP, PM-E power modules for ET 200S |
| Rated Value (DC) | 24 V |
| Short-Circuit Protection | No; external (e.g., automatic circuit breaker), tripping characteristic C |
| Reverse Polarity Protection | Yes |
| Power Loss, Typ. | 0.1 W |
| Remark | 3 byte |
| Missing Load Voltage | Disable/enable |
| Isolation Tested With | 500 V DC |
| Dimensions (LxWxH) | 5.2cm x 1.5cm x 8.1cm |
| Weight | 0.035 Kg |
| Manufacturer | SIEMENS |
| Model / SKU | 6ES7138-4CA01-0AA0 |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Why the SIEMENS 6ES7138-4CA01-0AA0 Matters for Your Operation
In pharmaceutical, every component in your control system has a specific job — and when one fails, the ripple effects can shut down an entire production line. The SIEMENS 6ES7138-4CA01-0AA0 is a power supply module that keeps your sterile manufacturing and clean-in-place systems running without interruption.
Here is what this module actually does. product no.: 6ES7138-4CA01-0AA0; product type: SIMATIC DP, PM-E power modules for ET 200S; rated value (dc): 24 V; short-circuit protection: No; external (e.g., automatic circuit breaker), tripping characteristic C. These are not generic specifications — they determine whether this module will work in your specific SIEMENS system. We have seen too many cases where a maintenance team ordered a replacement only to find it was the wrong revision or configuration. That is why we test every 6ES7138-4CA01-0AA0 on a live SIEMENS rack before shipping — full signal injection across every channel, not just a visual check.
Installation matters too. The most common cause of DOA reports is not a defective module — it is bent backplane pins from forcing a module in at the wrong angle. Take your time lining up the guides. Apply even pressure. If it does not slide in smoothly, stop and check the alignment. Always wear a grounded wrist strap — static discharge from removing a fleece jacket in a dry production suite can exceed 15,000 volts, destroying sensitive input protection diodes instantly.
Think about your sparing strategy. A single SIEMENS 6ES7138-4CA01-0AA0 costs a fraction of what one hour of unplanned downtime costs in pharmaceutical. We ship replacements within 24 hours from Shenzhen — but even 24 hours is too long if you are losing production. For critical applications, keep one cold spare on your shelf.
Compatible Parts — Same System
These modules share the same system family as the 6ES7138-4CA01-0AA0. Commonly ordered together for complete rack builds or spare parts kits.
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