137U7049 Danfoss 4.0kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U7049 iC7-Automation variable speed drive with 170 A rated current, three-phase 380-500 V AC input, integrated Safe Torque Off functionality and advanced industrial automation connectivity.
Why Choose the Danfoss 137U7049 iC7-Automation Variable Speed Drive?
The Danfoss 137U7049 is a powerful and intelligent iC7-Automation variable speed drive engineered for precise three-phase motor control in demanding industrial environments. As part of the advanced Danfoss iC7-Automation frequency converter series, it delivers exceptional performance, flexible connectivity and dependable operation for automation systems, machinery and process control applications.
Designed with modern Industry 4.0 requirements in mind, the iC7-Automation platform combines advanced motor control, integrated safety functions and scalable communication capabilities. The drive enables machine builders and industrial operators to optimise efficiency, reduce downtime and improve overall system performance.
With a rated current of 170 A and a three-phase 380-500 V AC supply, the 137U7049 is ideal for larger industrial motors used in conveyors, pumps, compressors, process equipment and production machinery. Its IP20 / UL Open Type construction allows straightforward installation inside electrical control cabinets.
Key Advantages
High-performance variable speed drive for industrial automation.
170 A rated current suitable for demanding motor applications.
Three-phase 380-500 V AC input compatible with industrial power systems.
Integrated Safe Torque Off (STO) safety functionality.
Flexible communication options for modern automation networks.
Optimised for Industrial IoT connectivity and digitalisation.
Compact, space-saving design for control cabinet installation.
Advanced motor control improves efficiency and process performance.
Key Features
Danfoss iC7-Automation frequency converter series.
170 A rated output current.
Three-phase 380-500 V AC input supply.
Air-cooled drive design.
IP20 / UL Open Type protection rating.
Integrated Safe Torque Off (STO) functionality.
Industrial Ethernet and fieldbus communication capability.
Modular control platform for future expansion.
Advanced motor control for induction, PM and SynRM motors.
Suitable for panel and cabinet mounting.
Built-in support for Industrial IoT integration.
Compact footprint with high power density.
Advanced Automation and Motor Control
Variable speed drives such as the Danfoss 137U7049 regulate motor speed by adjusting output frequency and voltage. This improves process precision, reduces energy consumption and minimises wear on mechanical components, helping extend equipment life and reduce maintenance costs.
The iC7-Automation platform offers advanced connectivity, cybersecurity features and modular functionality. It is designed to support modern automation architectures while delivering reliable operation in demanding industrial environments.
Typical Applications
Industrial conveyors and material handling systems.
Packaging and production machinery.
Pumps, compressors and fan systems.
Food and beverage processing equipment.
Manufacturing and process automation.
OEM machine building projects.
Industrial HVAC systems.
General three-phase motor control applications.
Technical Specifications
Power
4 kW
Current
9.2 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Product type
Variable speed drive / frequency converter
Drive type
Air-cooled AC variable frequency drive
Rated current
170 A
Input voltage
380-500 V AC
Input phases
3-phase
Frequency
50 / 60 Hz
Protection rating
IP20 / UL Open Type
Cooling method
Air cooled
Mounting type
Panel / cabinet mounting
Integrated safety
Safe Torque Off (STO)
Motor compatibility
IM, PM and SynRM motors
EMC Filter
None
Frequently Asked Questions
What is the Danfoss 137U7049 used for?
The Danfoss 137U7049 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process applications.
What supply voltage does the drive require?
The drive operates from a three-phase 380-500 V AC supply.
What current rating does this model provide?
The Danfoss 137U7049 provides a rated output current of 170 A.
What safety features are included?
The drive includes integrated Safe Torque Off (STO) functionality to support safe machine operation.
Can the drive integrate with industrial automation systems?
Yes. The iC7-Automation platform is designed for integration with industrial Ethernet and fieldbus communication networks used in modern automation systems.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation drives are widely used by OEMs, machine builders and industrial engineers to deliver efficient motor control, advanced connectivity and reliable operation in demanding applications.
Power
4 kW
Current
9.2 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Product type
Variable speed drive / frequency converter
Drive type
Air-cooled AC variable frequency drive
Rated current
170 A
Input voltage
380-500 V AC
Input phases
3-phase
Frequency
50 / 60 Hz
Protection rating
IP20 / UL Open Type
Cooling method
Air cooled
Mounting type
Panel / cabinet mounting
Integrated safety
Safe Torque Off (STO)
Motor compatibility
IM, PM and SynRM motors
EMC Filter
None
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...