132X4439 Danfoss 355kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 132X4439 iC7-Automation frequency converter, an air-cooled three-phase AC drive with 658 A output current, 380–500 V AC input, IP20 enclosure, Modbus TCP and Safe Torque Off for industrial motor control and automation systems.
Why Choose the Danfoss 132X4439 iC7-Automation Frequency Converter?
The Danfoss 132X4439 is a high-power AC frequency converter designed for demanding industrial automation and heavy-duty motor control applications. As part of the advanced Danfoss iC7-Automation drive series, it provides precise speed and torque control for three-phase motors used in large production machinery, processing systems and industrial automation equipment.
This frequency converter is engineered for applications where dependable performance, robust communication and flexible system integration are essential. The iC7-Automation platform supports efficient motor operation, industrial networking and embedded industrial IoT security, making it suitable for OEM machine builders, system integrators and industrial facilities.
With a rated output current of 658 A and a three-phase 380–500 V AC supply, the Danfoss 132X4439 is well suited to very large industrial motors used in high-capacity conveyors, pumps, fans, compressors and production machinery. Its IP20 / Open Type enclosure, FA11 frame and Modbus TCP communication make it ideal for cabinet-mounted heavy-duty industrial control systems.
Key Advantages
High-power frequency converter for demanding automation applications.
658 A rated output current for heavy-duty industrial motor control.
Three-phase 380–500 V AC input for industrial power systems.
Integrated Safe Torque Off (STO) functional safety.
Enabled Modbus TCP fieldbus communication.
IP20 / Open Type enclosure for cabinet-mounted installations.
Control Panel 2.8 OPX20 included for local operation and configuration.
Air-cooled construction for dependable industrial performance.
Key Features
Danfoss iC7-Automation frequency converter series.
658 A rated output current.
Three-phase 380–500 V AC input supply.
IP20 / Open Type protection rating.
Frame size FA11.
EMC category C2.
Integrated Safe Torque Off (STO), not upgradable.
Control Panel 2.8 OPX20 included.
Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO and 2xRO.
Fieldbus protocol enabled: Modbus TCP OS7MT.
Ethernet port enabled with no additional protocol.
MicroSD card reader and real-time clock functionality.
Heavy-Duty Motor Control for Industrial Automation
Frequency converters such as the Danfoss 132X4439 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This enables improved process control, reduced mechanical stress and optimised energy performance across large industrial motor-driven systems.
The iC7-Automation range is built for modern automation systems that require precise motor performance, integrated safety and reliable industrial communication. With Modbus TCP, integrated STO and flexible I/O, the 132X4439 can be integrated into PLC-based control systems and industrial machine networks.
Typical Applications
Large industrial conveyors and material handling systems.
High-capacity pumps and pumping systems.
Fans and ventilation equipment.
Compressors and process machinery.
Packaging and production lines.
Manufacturing and assembly equipment.
OEM machine building and industrial automation systems.
The Danfoss 132X4439 is used to control the speed and torque of three-phase AC motors in demanding industrial automation, machinery and process control applications.
What output current does this drive provide?
The drive has a rated output current of approximately 658 A.
What supply voltage does the drive require?
The Danfoss 132X4439 operates from a three-phase 380–500 V AC supply.
Does the Danfoss 132X4439 include safety functionality?
Yes, this model includes integrated Safe Torque Off (STO) functional safety.
Which communication protocol is enabled?
The drive has Modbus TCP OS7MT fieldbus communication enabled, with an Ethernet port also included.
Trusted for Heavy-Duty Industrial Automation
Danfoss iC7-Automation frequency converters are trusted by machine builders, automation engineers and industrial facilities for precise motor control, dependable performance and flexible integration into modern control systems.
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
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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...