Danfoss 137H6987 iC7-Automation frequency converter, 450 kW industrial variable speed drive for motor control and automation systems.
£38,914.40
The Danfoss 137H6987 is part of the advanced iC7-Automation series, designed as a high-power variable frequency drive (VFD) for demanding industrial motor control applications. It delivers precise regulation of speed and torque for three-phase AC motors, supporting efficient, stable and reliable performance in large-scale automation systems.
Built on Danfoss’s latest drive architecture, the iC7 platform is engineered for seamless integration into complex industrial environments, offering scalable functionality, robust communication options and strong performance for OEMs and system integrators.
With a rated output power of 450 kW and operation on a 380–500 V AC three-phase supply, the 137H6987 is suitable for heavy-duty applications such as large compressors, pumps, conveyors and process machinery. Its IP20 open-type enclosure is intended for installation inside protected electrical control cabinets.
The iC7-Automation drive regulates motor speed by adjusting frequency and voltage, improving process efficiency, reducing mechanical stress and enhancing energy performance in heavy industrial environments.
Its advanced control capabilities support integration into both standalone machinery and fully networked automation systems, making it suitable for modern industrial production and infrastructure applications.
| Power | 450 kW |
|---|---|
| Current | 799 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Product type | Frequency converter (VFD) |
| Rated power | 450 kW |
| Output current | 799 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 | Safe Torque Off (STO, not upgradable) |
| Weight | approx. 194 kg |
| EMC Filter | Industrial |
It is used to control the speed and torque of three-phase AC motors in industrial automation systems.
The drive supports up to 450 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...