Danfoss 137N6121 iC7-Automation frequency converter with 1120 A current rating, three phase 380-500 V AC operation, IP54 / UL Type 12 enclosure, Modbus TCP communication and integrated STO safety functionality.
£71,016.80
The Danfoss 137N6121 is a high-current iC7-Automation frequency converter designed for precise speed and torque control of large three-phase motors in demanding industrial machinery and automation systems. As part of the advanced Danfoss iC7-Automation drive series, it is developed for panel builders, system integrators and industrial users requiring dependable high-power motor control with flexible communication and integrated safety functionality.
This frequency converter provides robust motor control performance while helping improve process reliability, energy efficiency and operational productivity. The iC7-Automation range is configurable for demanding automation applications, supporting integration with PLCs, industrial networks and control systems. Its air-cooled construction and protected enclosure make it suitable for demanding industrial environments.
With a rated output current of 1120 A and a three-phase 380-500 V AC supply, the Danfoss 137N6121 is ideal for high-power motors used in process plants, pumps, fans, conveyors, heavy-duty machinery and production systems. The drive includes Modbus TCP communication, Ethernet connectivity and integrated Safe Torque Off (STO) functionality for modern automation installations.
Frequency converters such as the Danfoss 137N6121 regulate motor speed by adjusting output voltage and frequency. This allows large industrial motors to operate more efficiently while improving process precision and reducing mechanical stress on motors, couplings and driven equipment.
The iC7-Automation series is designed for machine builders, panel builders and industrial automation engineers. Its integrated communication, standard I/O, enclosed protection and safety functionality allow seamless integration into modern production systems, control panels and industrial networks.
| Power | 630 kW |
|---|---|
| Current | 1120 A |
| Phase | Three Phase |
| IP Rating | IP54 |
| Series | iC7-Automation |
| Model code | IC7-60FA3N05-1120E54F3+AGCX+AHHX+AJFX+BAMT+BDBA+BEF1+BF20+CAC0+DAAU |
| Product type | Frequency converter / variable frequency drive |
| Rated current | 1120 A |
| Input voltage | 380-500 V AC |
| Input phases | 3-phase |
| Protection rating | IP54 / UL Type 12 |
| Frame size | FB12 |
| EMC category | C3 |
| Cooling method | Air cooled |
| Control panel | Control Panel 2.8 OPX20 |
| Standard I/O | 4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO |
| Fieldbus protocol | Modbus TCP OS7MT |
| Additional communication | Ethernet port, no protocol |
| Safety function | STO (Safe Torque Off) |
| Functional safety | STO, not upgradable |
| EMC Filter | Industrial |
The Danfoss 137N6121 is used to control the speed and torque of large three-phase AC motors in industrial automation, machinery and process control applications.
This iC7-Automation frequency converter has a rated current of approximately 1120 A.
The Danfoss 137N6121 operates from a three-phase 380-500 V AC supply.
Yes, the drive includes Modbus TCP OS7MT fieldbus support and an Ethernet port for integration with industrial control systems.
The drive includes integrated Safe Torque Off (STO) functionality to support machine safety requirements.
Danfoss iC7-Automation frequency converters are widely used by automation engineers, OEM machine builders and system integrators to deliver reliable high-current motor control, efficient operation and seamless integration into modern industrial equipment.
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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...