Danfoss 137H6985 iC7-Automation frequency converter, 355 kW industrial variable speed drive for motor control and automation systems.
£27,216.00
The Danfoss 137H6985 is part of the advanced iC7-Automation series, engineered as a high-capacity variable frequency drive (VFD) designed for demanding industrial motor control applications. It delivers precise regulation of speed and torque for three-phase AC motors, supporting efficient and stable operation across heavy-duty automation environments.
Built on Danfoss’s latest drive architecture, the iC7 platform is designed for integration into complex industrial systems, offering flexible communication, robust control performance and scalable functionality for OEMs and system integrators.
With a rated output power of 355 kW and operation on a 380–500 V AC three-phase supply, the 137H6985 is suitable for high-power applications such as large conveyors, compressors, pumps and process machinery. Its IP20 open-type enclosure is intended for installation within protected electrical control cabinets.
The iC7-Automation drive regulates motor speed by adjusting voltage and frequency, improving process efficiency, reducing mechanical stress and enhancing energy performance in large-scale industrial systems.
Its advanced control capabilities support integration into both standalone machinery and fully networked automation environments, making it suitable for modern industrial production and infrastructure applications.
| Power | 355 kW |
|---|---|
| Current | 658 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Product type | Frequency converter (VFD) |
| Rated power | 355 kW |
| Output current | 658 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Protection rating | IP20 / Open type |
| Cooling | Air-cooled |
| Frame size | FA11 |
| EMC category | C3 |
| Functional safety | STO (Safe Torque Off, not upgradable) |
| Weight | approx. 185 kg |
| EMC Filter | Industrial |
It is used for controlling the speed and torque of three-phase AC motors in industrial automation systems.
The drive supports up to 355 kW motor applications.
It operates on a 380–500 V AC three-phase supply.
Yes, it includes integrated Safe Torque Off (STO) functionality for safe motor shutdown.
It is installed inside electrical control cabinets in industrial environments.
The Danfoss iC7-Automation series is widely used for reliable motor control, energy efficiency and seamless integration into advanced industrial automation systems.
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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...