Danfoss 137L9790 iC7-Automation frequency converter, an IP20 open type AC variable frequency drive with 893 A output current, 380–500 V AC three-phase supply, Safe Torque Off and EtherNet/IP communication.
£47,760.00
The Danfoss 137L9790 is a powerful and highly reliable iC7-Automation frequency converter designed for demanding industrial motor control, automation and process applications. As part of the advanced Danfoss iC7-Automation drive series, it provides precise speed and torque control for large three-phase AC motors used in modern industrial environments.
This high-power variable frequency drive combines robust construction with intelligent control, integrated safety functionality and flexible network connectivity. The iC7-Automation platform is engineered to support efficient machine operation, reduce mechanical stress and improve overall process performance across a wide range of heavy-duty applications.
With a rated output current of 893 A and a three-phase 380–500 V AC supply, the 137L9790 is suitable for large industrial motors used in compressors, pumps, conveyors, fans and production equipment. Its IP20 open-type design is intended for installation inside electrical control cabinets and industrial drive systems.
Variable frequency drives such as the Danfoss 137L9790 regulate motor speed by adjusting the frequency and voltage supplied to the motor. This helps optimise process control, improve energy efficiency and reduce mechanical wear on motors, pumps, fans and driven equipment.
The iC7-Automation series is designed for modern automation environments where connectivity, safety and operational reliability are essential. With integrated STO, Ethernet-based communication and robust high-power performance, the 137L9790 is well suited to demanding process and machine control applications.
| Power | 500 kW |
|---|---|
| Current | 893 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Catalog number | 7FC-AUFA3N05-893AE20F3-000128496 |
| Product type | AC variable frequency drive |
| Rated output current | 893 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Protection rating | IP20 / open type |
| Frame size | FA12 |
| EMC category | C3 |
| Cooling method | Air cooled |
| Functional safety | Safe Torque Off (STO) |
| Fieldbus protocol | EtherNet/IP |
| Control panel | OPX20 2.8" |
| Standard I/O | 4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO |
| Dimensions (H × W × D) | approx. 1578 × 604 × 482 mm |
| Weight | approx. 239.8 kg |
| EMC Filter | Industrial |
The Danfoss 137L9790 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
The drive has a rated output current of approximately 893 A.
The 137L9790 operates from a three-phase 380–500 V AC supply.
Yes, it includes integrated Safe Torque Off (STO) functionality for machine safety applications.
The drive supports EtherNet/IP fieldbus communication for integration with industrial automation networks.
Danfoss iC7-Automation drives are trusted by engineers, system integrators and industrial operators for efficient motor control, flexible connectivity and reliable high-power performance in demanding environments.
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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...