Danfoss 137U6408 iC7-Automation air-cooled frequency converter with 1120 A current rating, 380-500 V AC three-phase supply, EtherNet/IP communication and integrated STO functional safety.
£66,102.40
The Danfoss 137U6408 is a high-power iC7-Automation air-cooled frequency converter designed for precise speed and torque control of large three-phase AC motors in demanding industrial automation and process applications. As part of the advanced Danfoss iC7-Automation series, this drive provides robust motor control, integrated functional safety and Ethernet-based communication for modern industrial systems.
Designed for panel builders, system integrators and industrial engineers, the iC7-Automation platform combines powerful motor performance with flexible installation and commissioning features. Its standard I/O, integrated control panel and industrial fieldbus connectivity help support reliable integration with PLCs, automation controllers and plant-wide control networks.
With a rated current of 1120 A and a three-phase 380–500 V AC supply, the 137U6408 is suitable for very high-power motor applications including pumps, fans, compressors, conveyors, heavy process machinery and large industrial drive systems. Its IP20 / Open Type construction is designed for installation inside suitable electrical cabinets or drive panels.
The Danfoss iC7-Automation frequency converter controls motor speed and torque by regulating output voltage and frequency. This helps improve process precision, optimise energy use and reduce mechanical stress on motors and driven equipment in demanding industrial applications.
The 137U6408 is well suited to large drive systems where high current capacity, Ethernet-based communication and integrated safety are required. Its EtherNet/IP connectivity, standard I/O and control panel support efficient integration into modern automation and process control environments.
| Power | 630 kW |
|---|---|
| Current | 1120 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Part number | 137U6408 |
| Catalogue number | 7FC-AUFA3N05-1120E20F2-000151499 |
| Model code | IC7-60FA3N05-1120E20F2+AGCX+BAIP+BDBA+BEF1+BF20+CAC0+CCC0+DAAU |
| Product type | Air-cooled frequency converter |
| Rated current | 1120 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Protection rating | IP20 / Open Type |
| Frame size | FA12 |
| Cooling method | Air-cooled |
| Other protocols | Ethernet port, no protocol |
| Safety functions | STO, not upgradable |
| Control panel | Control Panel 2.8 OPX20 |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO |
| EMC category | C2 |
| EMC Filter | Commercial |
The Danfoss 137U6408 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and heavy-duty drive applications.
The 137U6408 has a rated current of 1120 A.
This frequency converter is designed for a three-phase 380–500 V AC supply.
The drive includes EtherNet/IP OS7IP fieldbus communication for integration with industrial automation and control networks.
The Danfoss 137U6408 includes integrated Safe Torque Off (STO) functional safety.
Danfoss iC7-Automation frequency converters are trusted by engineers, machine builders and system integrators for powerful motor control, flexible connectivity and reliable performance 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...