Description
Beckhoff EL6631
Seamless PROFINET IO to EtherCAT integration for flexible industrial network architectures
| Brand | Beckhoff |
| Model | EL6631 |
| Voltage | 24 V DC |
| Country of Origin | Germany |
| Weight | 0.05 kg |
| Dimensions | 12 x 100 x 68 mm |
| Warranty | 24 months |
| Certifications | CE, UL, ATEX, IECEx |
| SKU / MPN | EL6631 |
| What’s in the box | EL6631 PROFINET IO Terminal, installation guide, mounting accessories |
| Protocol | PROFINET IO RT / IRT |
| Function | PROFINET IO Slave Terminal for EtherCAT |
| PROFINET Ports | 2 x RJ45 (switched) |
| Number of PROFINET Slaves | Up to 16 |
| Bus Interface | EtherCAT (E-bus) |
| Mounting | DIN Rail (TS35) |
Key benefits: Dual PROFINET ports with switch function, supports IRT real-time communication, compact 12 mm housing, easy DIN rail integration, configurable via TwinCAT, up to 16 PROFINET IO slaves
Typical applications: Factory automation bridging PROFINET and EtherCAT networks, machine building, process industry integration, retrofit of PROFINET devices into EtherCAT systems, distributed I/O architectures
Lifecycle: Active product, long-term availability through Beckhoff
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.






Daniel W. –
Good quality sensor, accurate readings. Will order more for our production line.