Danfoss 137L9758 iC7-Automation air-cooled frequency converter for industrial motor control, featuring 3-phase 380-500 V AC supply, 43 A current rating, IP20/Open Type protection, EtherNet/IP and STO safety.
£3,460.80
The Danfoss 137L9758 is a high-performance iC7-Automation frequency converter designed for precise motor control, energy-efficient operation and dependable performance in demanding industrial environments. As part of the advanced Danfoss iC7-Automation drive series, it delivers reliable variable speed control for machinery, production equipment and process automation applications.
Engineered for machine builders, OEMs and industrial automation specialists, this air-cooled frequency converter combines advanced motor control technology with flexible connectivity and integrated functional safety. Its compact cabinet-mounted design enables straightforward integration into modern electrical control panels and automation systems.
With a three-phase 380–500 V AC supply, 43 A current rating and IP20/Open Type protection, the Danfoss 137L9758 is ideal for industrial motor control applications requiring high performance and reliable operation. The drive includes a 2.8 OPX20 control panel, EtherNet/IP communication capability and integrated Safe Torque Off functionality.
Frequency converters such as the Danfoss iC7-Automation regulate motor speed by controlling output frequency and voltage. This enables machinery to operate more efficiently, improves process control accuracy and helps reduce wear on motors and mechanical components.
The iC7-Automation platform is designed for modern industrial systems requiring advanced connectivity, high reliability and scalable functionality. Integrated communication options and safety features make it suitable for a wide range of industrial automation projects.
| Power | 18.5 kW |
|---|---|
| Current | 38 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Catalogue number | 7FC-AUFA3N05-43A0E20F3-000128311 |
| Product type | Frequency converter / variable speed drive |
| Cooling method | Air cooled |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Rated current | 43 A |
| Protection rating | IP20 / Open Type |
| Frame size | FA04a |
| EMC category | C3 |
| Control panel | 2.8 OPX20 |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO |
| Fieldbus protocol | EtherNet/IP OS7IP |
| Other protocol support | Ethernet port, no protocol |
| Functional safety | STO, not upgradable |
| Mounting type | Cabinet / panel mounting |
| EMC Filter | Industrial |
The Danfoss 137L9758 is used to control the speed and torque of electric motors in industrial automation, machinery and process control applications.
This model belongs to the Danfoss iC7-Automation frequency converter series.
The drive operates from a three-phase 380–500 V AC supply.
The Danfoss 137L9758 supports EtherNet/IP OS7IP fieldbus communication, with an Ethernet port also included.
Yes. The drive includes integrated Safe Torque Off (STO) functional safety, listed as not upgradable for this configuration.
Danfoss iC7-Automation frequency converters are trusted by machine builders and automation engineers worldwide for reliable motor control, advanced connectivity and efficient operation in modern industrial systems.
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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...