137N4004 Danfoss 0.55kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N4004 iC7-Automation frequency converter, an air-cooled 1.8 A three phase variable frequency drive with 380-500 V AC input, PROFINET RT communication, STO safety and IP20 / Open Type protection.
Why Choose the Danfoss 137N4004 iC7-Automation Frequency Converter?
The Danfoss 137N4004 is a compact and reliable iC7-Automation frequency converter designed for precise AC motor control in industrial machinery, automation systems and cabinet-mounted drive applications. As part of the advanced Danfoss iC7-Automation drive series, it provides efficient speed regulation, flexible connectivity and integrated functional safety for modern control environments.
This air-cooled drive is engineered for applications where compact installation, reliable operation and communication-ready control are essential. With PROFINET RT fieldbus support, standard I/O and Ethernet connectivity, the Danfoss 137N4004 is well suited for machine builders, system integrators and automation engineers requiring dependable motor control in industrial panels.
The Danfoss 137N4004 features a three-phase 380-500 V AC supply, 1.8 A output current, IP20 / Open Type enclosure and PROFINET RT fieldbus communication. Its integrated Safe Torque Off (STO) function supports machine safety, while the compact FA02b frame enables straightforward cabinet and control panel installation.
Key Advantages
Compact frequency converter for industrial automation applications.
1.8 A output current suitable for smaller motor control systems.
Three-phase 380-500 V AC input compatible with industrial power supplies.
IP20 / Open Type design for cabinet and panel installation.
Integrated PROFINET RT communication for industrial network connectivity.
Built-in Safe Torque Off (STO) functional safety.
Air-cooled construction for reliable thermal performance.
Standard I/O and Ethernet support for flexible automation integration.
Key Features
Danfoss iC7-Automation frequency converter series.
Frequency converters such as the Danfoss 137N4004 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This helps improve process control, reduce mechanical stress and support efficient operation across industrial machinery and automation systems.
The iC7-Automation platform is designed for modern control environments where compact installation, connectivity and safety are important. With PROFINET RT communication, Ethernet support and integrated STO functionality, this drive can be incorporated into PLC-based systems, production equipment and cabinet-mounted industrial control panels.
Typical Applications
Industrial automation and machine control systems.
Small motor control applications.
Manufacturing and production machinery.
Material handling and conveyor systems.
Pumps, fans and ventilation equipment.
Packaging and processing equipment.
OEM machinery and system integration.
Control panel and cabinet-mounted drive installations.
Technical Specifications
Power
0.55 kW
Current
1.8 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Part number
137N4004
Catalog number
7FC-AUFA3N05-01A8E20F1-000133601
Product type
Frequency converter / Variable frequency drive
Model code
IC7-60FA3N05-01A8E20F1
Input voltage
380-500 V AC
Input phases
3-phase
Output current
1.8 A
Cooling method
Air-cooled
Protection rating
IP20 / Open Type
Frame size
FA02b
EMC category
C1 and C2
Control panel
Control Panel 2.8 OPX20
Fieldbus protocol
PROFINET RT OS7PR
Other protocol support
Ethernet port, no protocol
Standard I/O
4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO
Functional safety
STO, not upgradable
Installation type
Cabinet / panel mounting
EMC Filter
Commercial
Frequently Asked Questions
What is the Danfoss 137N4004 used for?
The Danfoss 137N4004 is used to control the speed and torque of AC motors in industrial automation, machinery and control panel applications.
What output current does this drive provide?
The drive provides a rated output current of 1.8 A, making it suitable for smaller industrial motor control applications.
What supply voltage does the Danfoss 137N4004 require?
The 137N4004 operates from a three-phase 380-500 V AC supply.
Which communication protocol is included?
The drive includes PROFINET RT OS7PR fieldbus communication and Ethernet port support for industrial network integration.
Does this frequency converter include functional safety?
Yes, the Danfoss 137N4004 includes integrated Safe Torque Off (STO) functional safety.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, machine builders and system integrators for reliable motor control, compact installation and flexible connectivity in modern automation environments.
Power
0.55 kW
Current
1.8 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Part number
137N4004
Catalog number
7FC-AUFA3N05-01A8E20F1-000133601
Product type
Frequency converter / Variable frequency drive
Model code
IC7-60FA3N05-01A8E20F1
Input voltage
380-500 V AC
Input phases
3-phase
Output current
1.8 A
Cooling method
Air-cooled
Protection rating
IP20 / Open Type
Frame size
FA02b
EMC category
C1 and C2
Control panel
Control Panel 2.8 OPX20
Fieldbus protocol
PROFINET RT OS7PR
Other protocol support
Ethernet port, no protocol
Standard I/O
4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO
Functional safety
STO, not upgradable
Installation type
Cabinet / panel mounting
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
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3500 +
Customers supported
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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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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...