137U9788 Danfoss Three Phase iC7-Automation low-harmonic AFE
Danfoss 137U9788 iC7-Automation air-cooled system module with 730 A current rating, three-phase 380-500 V AC supply, low-harmonic AFE configuration, Modbus TCP communication and IP00 Open Type enclosure.
Why Choose the Danfoss 137U9788 iC7-Automation System Module?
The Danfoss 137U9788 is a high-performance iC7-Automation air-cooled system module designed for demanding industrial drive systems requiring low-harmonic performance, reliable power conversion and flexible automation integration. As part of the advanced Danfoss iC7-Automation series, this module is built for high-power installations where efficiency, connectivity and robust operation are essential.
This low-harmonic AFE system module supports engineered drive cabinets, common DC bus systems and industrial automation panels. Its modular IP00 Open Type construction allows system builders and automation engineers to integrate the unit into larger drive assemblies while maintaining flexibility for control, communication and system expansion.
With a 730 A current rating, three-phase 380–500 V AC supply and Modbus TCP communication, the Danfoss 137U9788 is ideal for industrial systems requiring dependable drive performance and reduced harmonic impact on the supply network.
Key Advantages
High-power iC7-Automation air-cooled system module.
730 A current rating for demanding industrial drive applications.
Low-harmonic AFE configuration for improved grid performance.
Three-phase 380–500 V AC input suitable for industrial power systems.
Modbus TCP OS7MT communication for automation network integration.
Standard I/O and relay option for flexible control system connectivity.
IP00 / Open Type design for engineered cabinet installation.
Key Features
Danfoss iC7-Automation system module series.
Air-cooled system module construction.
3-phase low-harmonic AFE configuration.
730 A rated current.
380–500 V AC three-phase supply.
IP00 / Open Type enclosure rating.
EMC category C4.
Modbus TCP OS7MT communication interface.
Control Panel 2.8 OPX20 included.
Standard I/O with I/O and Relay Option OC7C1.
Frame size AR11 for engineered system integration.
Low-Harmonic Performance for Industrial Drive Systems
The Danfoss iC7-Automation platform is designed to support scalable, high-performance drive systems in demanding industrial environments. The 137U9788 low-harmonic AFE module helps improve grid compatibility by reducing harmonic distortion while delivering reliable power conversion for advanced automation applications.
Its Modbus TCP interface, standard I/O and relay option make it suitable for PLC-based systems, plant automation networks and custom engineered drive cabinets. The IP00 Open Type design is intended for installation within a suitable electrical enclosure by qualified engineers or system integrators.
Typical Applications
High-power industrial drive cabinets.
Low-harmonic motor control systems.
Common DC bus drive architectures.
Manufacturing and process automation equipment.
Material handling and conveyor systems.
Pumps, fans and compressor systems.
OEM machinery and engineered system integration projects.
The Danfoss 137U9788 is used as a high-power iC7-Automation air-cooled system module for industrial drive cabinets, low-harmonic AFE systems and automation applications.
What current rating does this module provide?
The module provides a 730 A rated current, making it suitable for demanding industrial drive applications.
What supply voltage does the Danfoss 137U9788 require?
The unit is designed for a three-phase 380–500 V AC supply with 50/60 Hz input frequency.
What communication protocol is included?
The module includes Modbus TCP OS7MT communication for integration into industrial automation networks.
What enclosure protection does this module offer?
The 137U9788 has an IP00 / Open Type enclosure rating and should be installed inside a suitable electrical cabinet or drive enclosure.
Trusted by Industrial Drive System Engineers
Danfoss iC7-Automation system modules are trusted by automation engineers and system integrators for high-power drive systems requiring reliable performance, modular design and advanced industrial connectivity.
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.
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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...