Danfoss 137U4756 iC7-Automation air-cooled frequency converter with 630 kW power rating, 1120 A current rating, 380-500 V AC three phase supply, EtherNet/IP communication and IP20 Open Type construction.
£63,760.80
The Danfoss 137U4756 is a high-power iC7-Automation frequency converter designed for demanding industrial motor control and automation applications. As part of the advanced Danfoss iC7-Automation drive platform, this air-cooled drive delivers precise motor control, robust connectivity and reliable performance for modern industrial environments.
Engineered for heavy-duty applications, the 137U4756 combines powerful motor control with flexible communication, standard I/O and integrated safety functionality. Its configurable design makes it suitable for system integrators, OEM machine builders and industrial operators requiring dependable drive performance in complex automation systems.
With a 630 kW power rating, 1120 A current rating and three-phase 380–500 V AC supply, the Danfoss 137U4756 is ideal for large motors used in process plants, production machinery, pumps, fans and engineered drive systems. The IP20 / Open Type format is intended for installation inside a suitable electrical enclosure or control cabinet.
Frequency converters such as the Danfoss 137U4756 regulate motor speed and torque by controlling output voltage and frequency. This allows industrial systems to run more efficiently while improving process precision, reducing mechanical stress and supporting stable operation in demanding production environments.
The iC7-Automation platform is designed for flexible integration into modern automation networks. With EtherNet/IP communication, integrated I/O and STO safety functionality, the 137U4756 supports advanced machine control, process automation and industrial drive cabinet installations.
| Power | 630 kW |
|---|---|
| Current | 1120 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Part Number | 137U4756 |
| Model Code | IC7-60FA3N05-1120E20F3+AGCX+AJFX+BAIP+BDBA+BEF1+BF20+CAR0+DAAU |
| Product Type | Frequency converter |
| Product Category | Air-cooled frequency converter |
| Power Rating | 630 kW / 900 hp |
| Current Rating | 1120 A |
| Input Voltage | 380–500 V AC |
| Input Phases | 3-phase |
| Protection Rating | IP20 / Open Type |
| Frame Size | FA12 |
| EMC Category | C3 |
| Fieldbus Protocol | EtherNet/IP OS7IP |
| Other Protocols | Ethernet port, no protocol |
| Standard I/O | 4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO |
| Safety Function | STO, not upgradable |
| Control Panel | Control Panel 2.8 OPX20 |
| Environmental Protection | Coated boards |
| Net Weight | approx. 266.54 kg |
| Gross Weight | approx. 307.65 kg |
| EAN | 5715253731933 |
| EMC Filter | Industrial |
The Danfoss 137U4756 is used to control the speed and torque of large industrial AC motors in demanding automation, process control and engineered drive applications.
The Danfoss 137U4756 has a power rating of approximately 630 kW / 900 hp.
This frequency converter operates from a three-phase 380–500 V AC supply.
The drive includes EtherNet/IP OS7IP fieldbus communication, along with an Ethernet port with no additional protocol enabled.
Yes, the drive includes integrated Safe Torque Off (STO) functionality, specified as not upgradable.
Danfoss iC7-Automation frequency converters are trusted by engineers and system integrators for demanding drive applications where high-power motor control, flexible connectivity and long-term reliability are essential.
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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...