137U2526 Danfoss 55kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U2526 iC7-Automation frequency converter, an air-cooled three-phase AC variable frequency drive with 106 A rated current, 380–500 V AC input, IP20/Open Type protection, Modbus TCP communication and integrated Safe Torque Off functionality.
Why Choose the Danfoss 137U2526 iC7-Automation Frequency Converter?
The Danfoss 137U2526 is a robust and high-performance iC7-Automation frequency converter 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 drive series, it provides efficient motor control, flexible communication and reliable cabinet-mounted performance for modern machinery and process systems.
This air-cooled variable frequency drive is engineered for installation inside electrical cabinets and control panels. Its IP20/Open Type construction, FA07 frame and Ethernet-based communication support make it suitable for machine builders, panel builders and automation engineers requiring dependable high-current motor control with streamlined system integration.
With a three-phase 380–500 V AC supply, 106 A rated current and Modbus TCP communication, the Danfoss 137U2526 is ideal for industrial motor control applications where performance, cabinet integration and functional safety are essential.
Key Advantages
High-performance Danfoss iC7-Automation frequency converter for industrial motor control.
106 A rated output current for demanding machinery and process applications.
Three-phase 380–500 V AC input compatible with industrial power systems.
IP20/Open Type design for electrical cabinet installation.
Integrated Safe Torque Off (STO) safety function.
Supports Modbus TCP and Ethernet-based automation integration.
Key Features
Danfoss iC7-Automation drive series.
Air-cooled frequency converter.
106 A rated current.
Three-phase 380–500 V AC input supply.
EMC category C3.
Frame size FA07.
OPX20 2.8 control panel.
Standard I/O with digital inputs, digital I/O, analogue inputs, analogue output and relay outputs.
Functional safety with Safe Torque Off (STO).
Reliable Motor Control for Demanding Automation Systems
Frequency converters such as the Danfoss iC7-Automation regulate AC motor speed by adjusting output frequency and voltage. This supports smoother operation, improved process control, reduced mechanical stress and enhanced energy performance across industrial equipment.
The Danfoss 137U2526 is designed for automation environments where reliable communication, high-current drive capability and safe machine operation are essential. Its Modbus TCP support, standard I/O and STO safety function make it a strong choice for modern production lines, control panels and networked machinery.
Typical Applications
Industrial automation systems.
Large conveyors and material handling equipment.
Pumps, fans and ventilation systems.
Packaging and production machinery.
Process control and manufacturing equipment.
OEM machine building and electrical control panels.
Technical Specifications
Power
55 kW
Current
106 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
SKU
137U2526
Product type
AC variable frequency drive
Cooling method
Air cooled
Rated output current
106 A
Input voltage
380–500 V AC
Input phases
3-phase
EMC category
C3
Protection rating
IP20 / Open Type
Frame size
FA07
Control panel
OPX20 2.8
Fieldbus protocol
Modbus TCP
Other protocols
Ethernet port, no protocol
Functional safety
STO, not upgradable
Standard I/O
4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO
EMC Filter
Industrial
Frequently Asked Questions
What is the Danfoss 137U2526 used for?
The Danfoss 137U2526 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What voltage does the Danfoss 137U2526 require?
This frequency converter operates from a three-phase 380–500 V AC supply.
What is the rated current of this drive?
The Danfoss 137U2526 has a rated output current of 106 A.
Does the drive include safety functionality?
Yes, the drive includes Safe Torque Off (STO) functional safety.
Which communication protocol is supported?
The Danfoss 137U2526 supports Modbus TCP for integration with industrial automation networks.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are used by machine builders, panel builders and automation engineers to deliver efficient, flexible and reliable motor control in demanding industrial environments.
Power
55 kW
Current
106 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
SKU
137U2526
Product type
AC variable frequency drive
Cooling method
Air cooled
Rated output current
106 A
Input voltage
380–500 V AC
Input phases
3-phase
EMC category
C3
Protection rating
IP20 / Open Type
Frame size
FA07
Control panel
OPX20 2.8
Fieldbus protocol
Modbus TCP
Other protocols
Ethernet port, no protocol
Functional safety
STO, not upgradable
Standard I/O
4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO
EMC Filter
Industrial
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...