137L0337 Danfoss 500kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137L0337 iC7-Automation frequency converter, a three-phase 380-500 V AC variable frequency drive with 893 A output current, Modbus TCP communication, STO safety and IP20 open-type enclosure.
Why Choose the Danfoss 137L0337 iC7-Automation Frequency Converter?
The Danfoss 137L0337 is a high-capacity iC7-Automation frequency converter designed for demanding industrial automation, heavy-duty machinery and process control applications. As part of the advanced Danfoss iC7-Automation drive series, it delivers precise motor speed and torque control while supporting modern communication, safety and control requirements.
This drive is engineered for machine builders, OEMs, system integrators and industrial operators who require powerful motor control with flexible automation integration. Its air-cooled construction, integrated functional safety and Ethernet-based communication support dependable operation in demanding drive cabinet and control panel environments.
With a rated output current of 893 A and a three-phase 380–500 V AC supply, the 137L0337 is suitable for very large industrial motors used in pumps, fans, compressors, conveyors, process equipment and heavy automation systems. The IP20 open-type enclosure is designed for installation inside electrical panels or drive cabinets.
Key Advantages
High-capacity iC7-Automation frequency converter for demanding industrial applications.
893 A output current rating suitable for large motor control systems.
Three-phase 380–500 V AC input for industrial power networks.
Integrated Safe Torque Off (STO) functional safety.
Integrated Ethernet connectivity for modern automation systems.
Includes Control Panel 2.8 OPX20 for local operation and commissioning.
EMC category C2 configuration for improved electromagnetic compatibility.
Key Features
Danfoss iC7-Automation series.
893 A rated output current.
Three-phase 380–500 V AC input supply.
Frame size FA12.
IP20 / Open Type enclosure.
Air-cooled frequency converter design.
Integrated Safe Torque Off (STO) functionality.
Enabled Modbus TCP OS7MT fieldbus protocol.
Ethernet port included.
Standard I/O for flexible industrial control integration.
Powerful Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137L0337 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This allows large machinery and process equipment to operate with improved efficiency, smoother acceleration, better process control and reduced mechanical stress.
The Danfoss iC7-Automation platform is developed for connected industrial environments where performance, safety and integration are essential. With functional safety, Ethernet-based fieldbus communication and configurable I/O, this drive supports high-performance automation across complex production and process systems.
Typical Applications
Large industrial pumps and pump systems.
High-power fans and ventilation equipment.
Compressors and process machinery.
Heavy-duty conveyors and material handling systems.
Manufacturing automation equipment.
Industrial process control installations.
Machine builder, OEM and system integrator projects.
The Danfoss 137L0337 is used to control the speed and torque of three-phase AC motors in demanding industrial automation, heavy machinery and process control applications.
What current rating does this drive have?
The 137L0337 has a rated output current of approximately 893 A.
What supply voltage does the drive require?
This drive operates from a three-phase 380–500 V AC supply.
Does the Danfoss 137L0337 include safety functionality?
Yes, it includes integrated Safe Torque Off (STO) functionality for machine safety applications.
What communication protocol is supported?
The drive supports Modbus TCP OS7MT and includes Ethernet connectivity for integration with industrial automation systems.
Trusted by Automation Engineers and Industrial Operators
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for precise motor control, efficient operation and reliable connectivity in demanding automation 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
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...