137U5904 Danfoss 30kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U5904 iC7-Automation air-cooled frequency converter with 61 A output current, 380-500 V AC three-phase supply, IP20 Open Type protection, PROFINET RT communication and integrated STO functional safety.
Why Choose the Danfoss 137U5904 iC7-Automation Frequency Converter?
The Danfoss 137U5904 is a high-performance iC7-Automation variable frequency drive (VFD) designed for precise speed and torque control of three-phase AC motors in demanding industrial automation applications. As part of the advanced Danfoss iC7-Automation series, this air-cooled frequency converter provides reliable motor control, flexible connectivity and integrated safety functionality for machine builders, OEMs and industrial control systems.
This 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 61 A and a three-phase 380-500 V AC supply, the Danfoss 137U5904 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.
Key Advantages
Advanced iC7-Automation frequency converter for industrial motor control.
61 A rated output current for demanding machinery and automation systems.
Three-phase 380-500 V AC input suitable for industrial installations.
Built-in PROFINET RT communication for automation network integration.
Integrated Safe Torque Off (STO) functional safety.
IP20 / Open Type enclosure for cabinet mounting.
Flexible standard I/O for machine control, monitoring and connectivity.
Key Features
Danfoss iC7-Automation series.
61 A nominal output current.
Three-phase 380-500 V AC input supply.
Air-cooled frequency converter design.
PROFINET RT fieldbus protocol enabled.
Ethernet port included.
Integrated Safe Torque Off (STO) functionality.
Control Panel 2.8 OPX20 interface.
Standard I/O with digital, analogue and relay outputs.
FA06 frame size for industrial cabinet installation.
Efficient Motor Control for Connected Automation
Variable frequency drives such as the Danfoss 137U5904 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.
Typical Applications
Industrial conveyors and material handling systems.
Packaging and production machinery.
Automated manufacturing equipment.
Pumps, fans and ventilation systems.
Processing and mixing machinery.
OEM machine building applications.
Industrial control panels and automation networks.
The Danfoss 137U5904 is used to control the speed and torque of three-phase AC motors in industrial automation, machine building and process control applications.
What supply voltage does this drive require?
The drive operates from a three-phase 380-500 V AC supply.
What is the rated output current?
The Danfoss 137U5904 has a rated output current of 61 A.
Does the drive support industrial communication?
Yes, the drive includes PROFINET RT fieldbus communication and an Ethernet port for automation system integration.
What safety function is included?
The drive includes integrated Safe Torque Off (STO) functional safety.
Trusted by Automation Engineers Worldwide
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.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
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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...