Danfoss 137U9057 iC7-Automation frequency converter, an air-cooled 30 kW three-phase variable frequency drive with 380-500 V AC supply, 61 A current rating, PROFINET RT communication, motion feature and IP20/Open Type protection.
£4,889.60
The Danfoss 137U9057 is a high-performance iC7-Automation frequency converter designed for demanding industrial automation, process control and machine applications. As part of the advanced Danfoss iC7-Automation drive series, this air-cooled variable frequency drive delivers precise motor control, strong system integration and reliable performance for modern industrial environments.
Designed for cabinet-mounted installations, the 137U9057 features an IP20/Open Type enclosure, integrated control panel, standard I/O and PROFINET RT communication. It also includes functional safety features and a motion drive option, making it suitable for connected automation systems requiring dependable speed control and advanced machine functionality.
With a rated output power of 30 kW / 40 hp, a 61 A current rating and a three-phase 380–500 V AC supply, the Danfoss 137U9057 is ideal for larger industrial motors used in conveyors, pumps, fans, production machinery and OEM automation equipment.
Frequency converters such as the Danfoss iC7-Automation series regulate motor speed by adjusting the voltage and frequency supplied to the motor. This helps improve process accuracy, reduce mechanical stress and support more efficient operation across motor-driven industrial equipment.
The Danfoss 137U9057 is designed for integration into automation panels and machine control cabinets. Its high power rating, PROFINET communication, standard I/O, motion capability and integrated safety functions make it a strong choice for demanding industrial drive systems.
| Power | 30 kW |
|---|---|
| Current | 61 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Part number | 137U9057 |
| Product type | Frequency converter / variable frequency drive |
| Cooling method | Air-cooled |
| Rated output power | 30 kW / 40 hp |
| Current rating | 61 A |
| Mains voltage | 380–500 V AC |
| Input phases | 3-phase |
| Protection rating | IP20 / Open Type |
| Frame size | FA06 |
| EMC category | C3 |
| Fieldbus protocol | PROFINET RT OS7PR |
| Other communication | Ethernet port, no protocol |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO |
| Functional safety | STO, SS1-t, fieldbus |
| Control panel | Control Panel 2.8 OPX20 |
| Interface board | MicroSD card reader and RTC |
| Option slot A | Encoder/Resolver Option OC7M0 |
| Net weight | approx. 26.47 kg |
| Gross weight | approx. 31.78 kg |
| EAN | 5715253775814 |
| EMC Filter | Industrial |
The Danfoss 137U9057 is used to control the speed and performance of three-phase AC motors in industrial automation, machinery and process control applications.
This frequency converter has a rated output power of approximately 30 kW / 40 hp.
The Danfoss 137U9057 operates from a three-phase 380–500 V AC supply.
Yes, this model includes PROFINET RT OS7PR fieldbus communication for integration with industrial automation networks.
The drive includes STO and SS1-t functional safety features with fieldbus support for safer machine operation.
Danfoss iC7-Automation frequency converters are trusted by machine builders, control panel designers and automation engineers for reliable motor control, flexible connectivity and efficient industrial performance.
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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...