Danfoss 137U0880 iC7-Automation enclosed variable frequency drive, a three phase regenerative AFE drive with 385 A current rating, 380-500 V AC supply, IP21 / UL Type 1 enclosure, Modbus TCP communication and integrated STO / SS1-t functional safety.
Why Choose the Danfoss 137U0880 iC7-Automation Enclosed Drive?
The Danfoss 137U0880 is a high-performance iC7-Automation enclosed variable frequency drive designed for demanding industrial motor control applications. Built on the advanced Danfoss iC7-Automation platform, this air-cooled enclosed drive provides precise speed regulation, regenerative capability and reliable integration for three-phase AC motors.
This drive is engineered for installations requiring efficient motor operation, low harmonic impact and dependable automation connectivity. The Danfoss 137U0880 combines regenerative active front end drive technology with integrated functional safety, Modbus TCP communication and an enclosed cabinet design for modern industrial control environments.
With a 385 A current rating and a three-phase 380–500 V AC supply, the 137U0880 is suitable for high-power motor applications. Its IP21 / UL Type 1 enclosure supports protected indoor installation in electrical rooms, control systems and motor control centres.
Key Advantages
High-performance enclosed variable frequency drive for industrial motor control.
385 A current rating suitable for demanding motor applications.
Three-phase 380–500 V AC input compatible with industrial power networks.
Regenerative AFE drive design supports efficient energy recovery.
Low-harmonic drive technology helps reduce power quality impact.
Modbus TCP communication for automation system integration.
Integrated STO and SS1-t functional safety with fieldbus support.
IP21 / UL Type 1 enclosure for protected indoor industrial installations.
Key Features
Danfoss iC7-Automation enclosed drive.
385 A current rating.
Three-phase regenerative AFE drive.
380–500 V AC mains voltage.
IP21 / UL Type 1 protection rating.
EMC Category C3.
Modbus TCP OS7MT communication interface.
Integrated Safe Torque Off (STO) and SS1-t safety functions.
Control Panel 2.8 OPX20 included.
Standard I/O and Relay Option OC7C1.
Air-cooled enclosed cabinet construction.
Frame type AE10 + IE10.
Advanced Regenerative Motor Control for Industrial Systems
Variable frequency drives such as the Danfoss 137U0880 regulate motor speed by adjusting the frequency and voltage supplied to the motor. This enables smoother operation, improved process control and reduced energy consumption compared with fixed-speed motor systems.
The regenerative active front end design allows braking or overhauling energy to be returned to the supply network, improving efficiency in suitable applications. With Modbus TCP connectivity, integrated functional safety and enclosed cabinet construction, the 137U0880 is well suited to demanding industrial automation and process control installations.
Typical Applications
Industrial pumps and pumping stations.
High-capacity fans and ventilation systems.
Compressors and process air systems.
Cranes, hoists and regenerative lifting systems.
Test stands and high-inertia motor applications.
Water and wastewater treatment plants.
Heavy-duty conveyors and material handling systems.
Industrial process control and manufacturing plants.
The Danfoss 137U0880 is used to control the speed and torque of three-phase AC motors in demanding industrial automation, regenerative motor control and process applications.
What current rating does this drive provide?
The drive has a current rating of approximately 385 A.
What supply voltage does the Danfoss 137U0880 require?
The 137U0880 is designed for a three-phase 380–500 V AC mains supply.
What does regenerative AFE mean?
Regenerative AFE means the drive uses an active front end design that can return braking energy back to the supply network, improving efficiency in suitable applications.
Which safety functions are included?
The drive includes Safe Torque Off (STO) and SS1-t functional safety features with fieldbus support.
Trusted by Industrial Automation Engineers Worldwide
Danfoss iC7-Automation enclosed drives are trusted by engineers and system integrators for efficient high-power motor control, regenerative performance and reliable automation integration in demanding industrial environments.
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
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Stock lines ready to ship
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Same day dispatches
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Customers supported
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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...