137N1204 Danfoss 1.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N1204 iC7-Automation frequency converter with 4.0 A output current, three-phase 380-500 V AC supply, PROFINET RT communication, Ethernet connectivity and integrated STO safety functionality.
Why Choose the Danfoss 137N1204 iC7-Automation Frequency Converter?
The Danfoss 137N1204 is a compact and efficient iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation and machine control applications. As part of the advanced Danfoss iC7-Automation drive series, it provides reliable motor control, flexible communication and integrated safety functionality in a compact cabinet-mounted format.
This drive is engineered for OEM machinery, automation panels and industrial control systems where dependable performance, straightforward integration and efficient operation are required. Its IP20 / Open Type enclosure, air-cooled construction and standard I/O configuration make it suitable for installation inside electrical control cabinets and machine enclosures.
With a rated output current of 4.0 A and a three-phase 380–500 V AC supply, the Danfoss 137N1204 is ideal for small industrial motors used in conveyors, pumps, fans, packaging machinery and production equipment. PROFINET RT communication, Ethernet connectivity and integrated Safe Torque Off support make it well suited to automation-focused applications.
Key Advantages
Compact frequency converter for industrial automation applications.
4.0 A rated output current for small motor control requirements.
Three-phase 380–500 V AC input suitable for industrial power systems.
Integrated Safe Torque Off (STO) safety functionality.
PROFINET RT fieldbus protocol enabled for automation networks.
Ethernet port included for control system connectivity.
Blind Panel OPX00 configuration for panel-based control systems.
IP20 / Open Type enclosure for cabinet-mounted installations.
Key Features
Danfoss iC7-Automation frequency converter series.
4.0 A nominal output current.
Three-phase 380–500 V AC input supply.
Integrated Safe Torque Off (STO) functionality.
PROFINET RT OS7PR fieldbus communication enabled.
Ethernet port with no additional protocol enabled.
Blind Panel OPX00 included.
Standard I/O: 4 DI, 2 DI/O, 2 AI, 1 AO and 2 relay outputs.
EMC category C1 and C2.
Air-cooled IP20 / Open Type design.
Efficient Motor Control for Compact Automation Systems
Frequency converters such as the Danfoss 137N1204 regulate motor speed by adjusting the output voltage and frequency supplied to the motor. This helps machinery operate more efficiently, improves process control and reduces mechanical stress on motors and driven equipment.
The Danfoss iC7-Automation platform is designed to support modern machine control with integrated safety, flexible I/O and industrial communication. With PROFINET RT connectivity and STO functionality, this drive can be integrated into automated systems where compact design, reliability and network compatibility are important.
Typical Applications
Small industrial conveyors and material handling systems.
Packaging and production machinery.
Pumps and fluid handling equipment.
Fans and ventilation systems.
Light-duty processing equipment.
OEM automation systems and machine building.
Electrical control panels and cabinet-mounted installations.
The Danfoss 137N1204 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and control panel applications.
What output current does this drive provide?
The drive has a rated output current of approximately 4.0 A.
What supply voltage does the drive require?
The Danfoss 137N1204 operates from a three-phase 380–500 V AC supply.
Which communication protocol is enabled?
This model includes PROFINET RT OS7PR fieldbus communication and Ethernet connectivity for industrial automation networks.
Does the Danfoss 137N1204 include safety functionality?
Yes. The drive includes integrated Safe Torque Off (STO) functionality, listed as not upgradable on this model.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for compact motor control, advanced connectivity and dependable performance in automated machinery.
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
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Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
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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...