Danfoss 137U4349 iC7-Automation variable speed drive, a 1.1 kW three-phase frequency converter with 380–500 V AC input, 3.0 A output current, EtherNet/IP communication and integrated Safe Torque Off functionality.
£971.20
The Danfoss 137U4349 is a compact and highly capable iC7-Automation variable speed drive (VSD) designed for precise motor control in industrial automation and machine building applications. As part of the advanced Danfoss iC7-Automation series, it provides efficient speed and torque control for three-phase motors while supporting modern control networks and safety requirements.
This frequency converter is engineered for demanding automation environments where reliability, flexibility and performance are essential. The iC7-Automation platform combines intelligent motor control, configurable I/O, integrated communications and safety features to simplify machine design and improve productivity.
With a rated output power of 1.1 kW and a three-phase 380–500 V AC supply, the Danfoss 137U4349 is ideal for compact industrial motors used in conveyors, packaging equipment, pumps, fans and OEM machinery. Its IP20 open-type construction is suitable for installation inside electrical control panels or machine cabinets.
Variable speed drives such as the Danfoss 137U4349 regulate motor speed by adjusting output voltage and frequency. This enables smoother acceleration, improved process control and reduced stress on motors, gearboxes and driven machinery.
The iC7-Automation platform is designed for modern industrial automation systems. Its communication, safety and I/O capabilities allow integration with PLCs, HMIs and industrial Ethernet networks, making it suitable for smart manufacturing and OEM machine building.
| Power | 1.1 kW |
|---|---|
| Current | 3 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Catalogue number | 7FC-AUFA3N05-03A0E20F1-000145435 |
| Product type | Variable speed drive / frequency converter |
| Rated output power | 1.1 kW |
| Rated output current | 3.0 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Frequency | 50 / 60 Hz |
| Protection rating | IP20 / open type |
| Mounting type | Panel / cabinet mounting |
| Frame size | FA02b |
| Cooling method | Air cooled |
| EMC category | C1 and C2 |
| Communication protocol | EtherNet/IP OS7IP |
| Functional safety | STO, not upgradeable |
| EMC Filter | Commercial |
The Danfoss 137U4349 is used to control the speed and torque of three-phase AC motors in industrial automation, production machinery and OEM machine building applications.
This model is rated for motors with an output power of approximately 1.1 kW.
The drive operates from a three-phase 380–500 V AC supply.
Yes. The Danfoss 137U4349 includes integrated Safe Torque Off (STO) functionality for machine safety applications.
The IP20 open-type design is intended for installation inside electrical control panels or machine cabinets.
Danfoss iC7-Automation drives are trusted by machine builders, panel builders and industrial automation engineers for dependable motor control, flexible connectivity and efficient performance in demanding industrial environments.
● Service Agreements
Credit Accounts
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
● frequently asked questions
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
● latest blog
LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...