Danfoss 137N1140 iC7-Automation frequency converter with 1120 A output current, three-phase 380-500 V AC supply, EtherNet/IP communication, Ethernet connectivity and integrated STO safety functionality.
£70,435.20
The Danfoss 137N1140 is a high-power iC7-Automation frequency converter designed for precise motor speed and torque control in demanding industrial automation and process applications. As part of the advanced Danfoss iC7-Automation drive series, it provides robust motor control, flexible communication and integrated safety functionality for large-scale machinery and industrial installations.
This drive is engineered for applications where high current capacity, reliable performance and network connectivity are essential. Its air-cooled construction, IP54 / UL Type 12 enclosure and standard I/O configuration make it suitable for demanding industrial environments where enhanced protection and dependable operation are required.
With a rated output current of 1120 A and a three-phase 380–500 V AC supply, the Danfoss 137N1140 is suitable for large motors used in heavy-duty conveyors, pumps, fans, compressors, processing systems and industrial production equipment. EtherNet/IP communication, Ethernet connectivity and integrated Safe Torque Off support make it well suited to modern automation systems.
Frequency converters such as the Danfoss 137N1140 regulate motor speed by adjusting the output voltage and frequency supplied to the motor. This helps improve process control, reduce mechanical stress and optimise energy use across demanding industrial applications.
The Danfoss iC7-Automation platform is designed to support modern machine and process control with integrated safety, flexible I/O and industrial network communication. With EtherNet/IP connectivity and STO functionality, this drive can be integrated into large automation systems where power, reliability and network compatibility are essential.
| Power | 630 kW |
|---|---|
| Current | 1120 A |
| Phase | Three Phase |
| IP Rating | IP54 |
| Series | iC7-Automation |
| Catalogue Number | 7FC-AUFA3N05-1120E54F3-000130251 |
| Product type | Frequency converter / AC drive |
| Rated output current | 1120 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Cooling method | Air-cooled |
| Protection rating | IP54 / UL Type 12 |
| EMC category | C3 |
| Control panel | 2.8" OPX20 |
| Fieldbus protocol | EtherNet/IP OS7IP |
| Functional safety | Safe Torque Off (STO), not upgradable |
| Frame size | FB12 |
| EMC Filter | Industrial |
The Danfoss 137N1140 is used to control the speed and torque of large three-phase AC motors in industrial automation, machinery and process control applications.
The drive has a rated output current of approximately 1120 A.
The Danfoss 137N1140 operates from a three-phase 380–500 V AC supply.
This model includes EtherNet/IP OS7IP fieldbus communication and Ethernet connectivity for industrial automation networks.
Yes. The drive includes integrated Safe Torque Off (STO) functionality, listed as not upgradable on this model.
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for high-performance motor control, advanced connectivity and dependable operation in demanding industrial 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...