137U5726 Danfoss 1.1kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U5726 iC7-Automation variable frequency drive featuring 1.1 kW output power, 380-500 V AC three-phase supply, PROFINET RT communication and integrated functional safety.
Why Choose the Danfoss 137U5726 iC7-Automation Frequency Converter?
The Danfoss 137U5726 is a high-performance iC7-Automation variable frequency drive (VFD) engineered to deliver precise motor control, advanced connectivity and exceptional operational efficiency in demanding industrial environments. Designed as part of the innovative Danfoss iC7-Automation series, this frequency converter provides machine builders and automation engineers with a future-ready drive platform for advanced manufacturing applications.
Featuring intelligent motor control capabilities, integrated safety functions and industrial communication support, the 137U5726 helps optimise productivity while reducing energy consumption and maintenance requirements. Its modular architecture and flexible configuration options allow seamless integration into modern automation systems and Industry 4.0 environments.
With a rated output of 1.1 kW, a 380-500 V AC three-phase supply and built-in PROFINET RT communication, this drive is ideal for conveyors, packaging machinery, process equipment, material handling systems and OEM automation applications requiring dependable performance and connectivity.
Key Advantages
Advanced iC7-Automation frequency converter platform.
1.1 kW motor power rating for industrial machinery.
380-500 V AC three-phase input for industrial installations.
Integrated Safe Torque Off (STO) and safety functionality.
Built-in PROFINET RT communication for automation networks.
Energy-efficient motor control for improved productivity.
Compact design with flexible integration capabilities.
Key Features
Danfoss iC7-Automation series.
1.1 kW rated motor power.
3.0 A nominal output current.
380-500 V AC three-phase input supply.
Integrated braking chopper.
PROFINET RT fieldbus communication enabled.
Ethernet connectivity.
Safe Torque Off (STO) and SS1-t functional safety.
Control Panel 2.8 OPX20 interface.
IP20 open type enclosure.
Advanced Industrial Motor Control
The Danfoss iC7-Automation platform is designed to provide accurate speed and torque control across a wide range of industrial motor applications. By continuously regulating voltage and frequency, the drive improves process accuracy, reduces mechanical wear and helps minimise energy consumption.
Its integrated networking capabilities and safety functions make it particularly suitable for modern automated production systems where connectivity, reliability and machine safety are critical operational requirements.
Typical Applications
Packaging and processing machinery.
Conveyor and material handling systems.
Manufacturing automation equipment.
Pumps, fans and ventilation systems.
Machine building and OEM installations.
Industrial production lines.
Automated assembly systems.
Technical Specifications
Power
1.1 kW
Current
3 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Catalogue number
7FC-AUFA3N05-03A0E20F2-000146354
Product type
AC variable frequency drive
Rated power
1.1 kW (1.5 HP)
Rated current
3.0 A
Input voltage
380-500 V AC
Input phases
3-phase
Protection rating
IP20
EMC category
C2
Frame size
FA02b
Fieldbus protocol
PROFINET RT
Ethernet port
Included
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
Net weight
Approx. 3.88 kg
EMC Filter
Commercial
Frequently Asked Questions
What is the Danfoss 137U5726 used for?
The Danfoss 137U5726 is used to control the speed and torque of three-phase AC motors in industrial automation and machinery applications.
What motor power does this drive support?
This frequency converter is rated for motors up to 1.1 kW (1.5 HP).
What supply voltage is required?
The drive operates from a 380-500 V AC three-phase power supply.
Does the drive include communication protocols?
Yes, the unit includes PROFINET RT communication and Ethernet connectivity for integration into industrial automation networks.
What safety functions are available?
The drive includes integrated Safe Torque Off (STO) and SS1-t functional safety features.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation drives are trusted worldwide for delivering advanced motor control, robust connectivity and dependable performance across demanding industrial applications.
Power
1.1 kW
Current
3 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Catalogue number
7FC-AUFA3N05-03A0E20F2-000146354
Product type
AC variable frequency drive
Rated power
1.1 kW (1.5 HP)
Rated current
3.0 A
Input voltage
380-500 V AC
Input phases
3-phase
Protection rating
IP20
EMC category
C2
Frame size
FA02b
Fieldbus protocol
PROFINET RT
Ethernet port
Included
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
Net weight
Approx. 3.88 kg
EMC Filter
Commercial
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.
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...