Danfoss 137H2591 iC7-Automation frequency converter, a 37 kW three-phase variable frequency drive with Modbus TCP communication, STO safety functionality and IP21 protection for industrial automation applications.
£7,514.40
The Danfoss 137H2591 is a high-performance iC7-Automation frequency converter engineered for demanding industrial automation applications requiring precise motor control, advanced connectivity and reliable operation. As part of the next-generation Danfoss iC7-Automation drive series, it delivers exceptional shaft performance, embedded cybersecurity features and flexible configuration options for modern industrial systems.
Designed for machine builders, OEMs and industrial automation specialists, the iC7-Automation platform combines advanced motor control algorithms with extensive communication capabilities. Its modular architecture and scalable functionality allow seamless integration into production lines, material handling systems and process automation environments.
With a rated motor power of 37 kW, a 380–500 V AC three-phase supply and a 73 A output current rating, the Danfoss 137H2591 is ideal for high-demand industrial applications requiring dependable speed and torque control. The robust IP21 / UL Type 1 enclosure enables installation in industrial electrical rooms and control cabinets. {index=0}
The Danfoss iC7-Automation platform is designed to provide exceptional control accuracy for induction, permanent magnet and synchronous reluctance motors. Advanced control algorithms ensure stable operation, energy-efficient performance and rapid system response across a wide range of industrial applications.
Integrated communication interfaces, functional safety features and scalable option modules enable the drive to become a central component within Industry 4.0 and smart manufacturing environments. This flexibility helps simplify commissioning while supporting future automation requirements.
| Power | 37 kW |
|---|---|
| Current | 73 A |
| Phase | Three Phase |
| IP Rating | IP21 |
| Series | iC7-Automation |
| Part Number | 137H2591 |
| Product type | Frequency converter, air-cooled |
| Rated motor power | 37 kW / 50 HP |
| Rated current | 73 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Input frequency | 50 / 60 Hz |
| Output frequency | 0–590 Hz |
| Protection rating | IP21 / UL Type 1 |
| Frame size | FK06 |
| EMC category | C1 and C2 |
| Safety | STO (Safe Torque Off) |
| Dimensions (H × W × D) | approx. 671 × 209 × 303 mm |
| Net weight | approx. 29.7 kg |
| EMC Filter | Commercial |
The Danfoss 137H2591 is an iC7-Automation frequency converter designed to provide precise speed and torque control for industrial AC motors in demanding automation applications.
This model is rated for motors up to 37 kW (50 HP) under standard operating conditions.
The drive operates from a three-phase 380–500 V AC supply.
Yes, the drive includes an integrated Safe Torque Off (STO) safety function for improved machine safety.
The Danfoss 137H2591 supports Modbus TCP communication and Ethernet connectivity for integration with industrial control systems.
Danfoss iC7-Automation frequency converters are trusted by OEMs, machine builders and automation engineers worldwide for their precision motor control, advanced connectivity, robust safety features and long-term reliability in demanding industrial environments.
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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...