Danfoss 137U5736 iC7-Automation variable frequency drive, an air-cooled three phase 380-500 V AC frequency converter with 18.5 kW typical motor power, 38 A output current, PROFINET RT communication and integrated functional safety.
£3,568.80
The Danfoss 137U5736 is a powerful iC7-Automation variable frequency drive (VFD) designed for accurate speed and torque control of three-phase AC motors in demanding industrial automation applications. As part of the advanced Danfoss iC7-Automation series, this frequency converter provides reliable motor control, flexible connectivity and integrated safety functionality for machine builders, OEMs and industrial control systems.
This air-cooled drive is engineered for efficient operation in electrical control cabinet installations, featuring a robust IP20 / Open Type enclosure, integrated fieldbus communication and a versatile standard I/O configuration. Its advanced automation platform helps improve machine performance, process stability and energy efficiency across a wide range of industrial applications.
With a rated output current of 38 A, a typical motor power of 18.5 kW / 25 HP and a three-phase 380-500 V AC supply, the Danfoss 137U5736 is suitable for conveyors, pumps, fans, processing machinery, packaging equipment and automated production lines. Built-in PROFINET RT and Ethernet connectivity support seamless integration into modern industrial automation networks.
Variable frequency drives such as the Danfoss 137U5736 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This enables smoother acceleration, improved process accuracy, reduced mechanical stress and better energy performance across industrial machinery.
The iC7-Automation platform is designed for modern connected production environments, combining reliable drive performance with flexible communication, standard I/O and integrated functional safety. This makes the drive suitable for both standalone machinery and networked automation systems.
| Power | 18.5 kW |
|---|---|
| Current | 38 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Catalogue number | 7FC-AUFA3N05-38A0E20F2-000147309 |
| Product type | AC variable frequency drive |
| Drive type | Air-cooled frequency converter |
| Typical motor power | 18.5 kW / 25 HP |
| Rated output current | 38 A |
| Input voltage | 380-500 V AC |
| Input phases | 3-phase |
| Input frequency | 50 / 60 Hz |
| Output frequency | Up to 590 Hz |
| Protection rating | IP20 / Open Type |
| Frame size | FA05b |
| EMC category | C2 |
| Control panel | Control Panel 2.8 OPX20 |
| Fieldbus protocol | PROFINET RT OS7PR |
| Other communication | Ethernet port |
| Digital inputs | 4 x DI |
| Configurable DI/O | 2 x DI/O |
| Analogue inputs | 2 x AI |
| Analogue outputs | 1 x AO |
| Relay outputs | 2 x RO |
| Functional safety | STO, SS1-t, fieldbus |
| Short circuit capacity | 100 kA |
| EMC Filter | Commercial |
The Danfoss 137U5736 is used to control the speed and torque of three-phase AC motors in industrial automation, machine building and process control applications.
The drive is typically rated for 18.5 kW / 25 HP motor applications.
The drive operates from a three-phase 380-500 V AC supply.
The Danfoss 137U5736 has a rated output current of 38 A.
Yes, the drive includes PROFINET RT fieldbus communication and an Ethernet port for automation system integration.
Danfoss iC7-Automation frequency converters are trusted by machine builders and industrial automation professionals for reliable motor control, advanced connectivity and efficient 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...