Description
SEW SEWMXA81A-004-503-00/F
High-efficiency industrial drive unit designed for precise motor control in demanding automation environments, ensuring energy savings and operational reliability.
| Brand | SEW |
| Model | SEWMXA81A-004-503-00/F |
| Voltage | 380-500V AC |
| Country of Origin | Germany |
| Weight | 42 kg |
| Dimensions | 400x300x250 mm |
| Warranty | 6 months |
| Certifications | CE, UL, cUL, RoHS |
| SKU / MPN | SEWMXA81A-004-503-00/F |
| What’s in the box | Drive unit, mounting bracket, terminal connectors, user manual |
| Power Rating | 4 kW |
| Input Frequency | 50/60 Hz |
| Output Frequency | 0-400 Hz |
| Enclosure Rating | IP55 |
| Control Mode | V/f, Sensorless Vector |
| Communication Interface | PROFINET, EtherNet/IP |
Key benefits: Energy-efficient operation, robust IP55 construction for harsh environments, flexible communication options, easy integration with existing automation systems, reliable performance under variable loads, compact design for space-saving installation.
Typical applications: Conveyor systems, material handling, packaging machinery, pumps, fans, and processing equipment in manufacturing and logistics industries.
Lifecycle: Active product with long-term availability and manufacturer support, 10+ years.
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.







Michael T. –
Good technical parameters, exactly as datasheet. Easy to commission.