Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
137U4104 Danfoss 450kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U4104 iC7-Automation frequency converter, a three phase 380-500 V AC industrial variable frequency drive with 799 A output current, EtherNet/IP communication, IP54 / UL Type 12 protection and integrated STO functionality.
£41,232.00
Why Choose the Danfoss 137U4104 iC7-Automation Frequency Converter?
The Danfoss 137U4104 is a high-power iC7-Automation frequency converter designed for demanding industrial motor control applications. As part of the advanced Danfoss iC7-Automation drive platform, it provides precise speed regulation, dependable performance and flexible integration into modern automation systems.
This air-cooled drive is engineered for heavy-duty industrial environments where reliable motor control, network connectivity and functional safety are essential. Its protected IP54 / UL Type 12 enclosure makes it suitable for installation in industrial areas requiring improved resistance to dust and environmental exposure.
With a rated output current of 799 A and a three-phase 380-500 V AC supply, the Danfoss 137U4104 is ideal for large industrial motors used in pumps, fans, compressors, process machinery, manufacturing systems and infrastructure applications.
Key Advantages
- High-performance industrial frequency converter for demanding automation applications.
- 799 A rated output current for high-power motor control.
- Three-phase 380-500 V AC input compatible with industrial power systems.
- IP54 / UL Type 12 enclosure for enhanced environmental protection.
- Integrated Safe Torque Off (STO) functionality.
- EtherNet/IP fieldbus support for industrial automation networks.
- Air-cooled design for efficient thermal management.
- Standard I/O configuration for flexible control system integration.
Key Features
- Danfoss iC7-Automation series.
- 799 A rated output current.
- Three-phase 380-500 V AC input supply.
- Air-cooled frequency converter construction.
- IP54 / UL Type 12 protection rating.
- Frame size FB11.
- EMC category C3.
- EtherNet/IP OS7IP fieldbus protocol enabled.
- Integrated Ethernet port.
- Integrated Safe Torque Off (STO) safety function.
- Control Panel 2.8 OPX20 interface.
Reliable High-Power Motor Control
Frequency converters such as the Danfoss 137U4104 regulate motor speed by adjusting output voltage and frequency. This allows large industrial motors to operate more efficiently while improving process control, reducing mechanical stress and supporting smoother machine operation.
The iC7-Automation platform is developed for modern industrial facilities where uptime, safety and digital connectivity are critical. With EtherNet/IP communication, integrated Ethernet and STO functionality, this drive is well suited to advanced automation systems and high-power motor applications.
Typical Applications
- Heavy-duty industrial pumps and fans.
- Large conveyor and material handling systems.
- Compressors and ventilation equipment.
- Process and production machinery.
- Water and wastewater treatment plants.
- Manufacturing and infrastructure systems.
- OEM machinery requiring high-power motor control.
Technical Specifications
Tick the specs you need, then view products that match.
| Power | 450 kW | |
|---|---|---|
| Current | 799 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Part number | 137U4104 | |
| Catalogue number | 7FC-AUFA3N05-799AE54F3-000145122 | |
| Model code | IC7-60FA3N05-799AE54F3+AGCX+AJFD+AMMX+BAIP+BDBA+BEF1+BF20+DAAU | |
| Product type | Frequency converter | |
| Rated output current | 799 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Cooling method | Air cooled | |
| Protection rating | IP54 / UL Type 12 | |
| Frame size | FB11 | |
| EMC category | C3 | |
| Communication protocol | EtherNet/IP OS7IP | |
| Other communication | Ethernet port | |
| Standard I/O | 4×DI, 2×DI/O, 2×AI, 1×AO, 2×RO | |
| Functional safety | STO (Safe Torque Off) | |
| Control panel | OPX20 |
Frequently Asked Questions
What is the Danfoss 137U4104 used for?
The Danfoss 137U4104 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
What output current does this drive provide?
The drive has a rated output current of approximately 799 A.
What supply voltage does the Danfoss 137U4104 require?
The drive operates from a three-phase 380-500 V AC supply.
What enclosure rating does this frequency converter have?
The Danfoss 137U4104 features an IP54 / UL Type 12 enclosure for enhanced protection in industrial environments.
Does this drive include functional safety?
Yes, the drive includes integrated Safe Torque Off (STO) functionality for improved machine safety.
Trusted for Industrial Automation
Danfoss iC7-Automation drives are trusted by engineers, OEMs and industrial operators for reliable motor control, efficient operation and seamless integration into advanced automation systems.
