Danfoss 137L3433 iC7-Automation frequency converter, an air-cooled industrial drive with 16 A current rating, three-phase 380-500 V AC input, IP20/Open Type enclosure, EtherNet/IP connectivity and Safe Torque Off functionality.
£2,312.80
The Danfoss 137L3433 is a compact and efficient iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation applications. Built for reliable operation in machinery and process control systems, this drive helps improve motor efficiency, reduce mechanical stress and support accurate variable speed control.
As part of the advanced Danfoss iC7-Automation series, the 137L3433 combines modern connectivity, integrated safety and flexible control functionality in an air-cooled industrial design. It is well suited to machine builders, panel builders and system integrators requiring dependable motor control with industrial Ethernet communication.
With a three-phase 380–500 V AC supply, 16 A current rating and IP20/Open Type enclosure, the Danfoss 137L3433 is suitable for industrial motor applications including conveyors, pumps, fans, packaging machinery and OEM automation systems. Its EtherNet/IP communication, standard I/O and Safe Torque Off functionality enable straightforward integration into modern control networks.
Frequency converters such as the Danfoss 137L3433 regulate motor speed by adjusting output frequency and voltage. This enables machinery to operate more efficiently while improving process accuracy and reducing wear on motors, pumps, fans and mechanical drive components.
The iC7-Automation platform is designed for industrial environments where connectivity, safety and flexible control are essential. With EtherNet/IP communication, standard I/O and integrated STO functionality, the 137L3433 can be integrated into modern automation networks and machine control systems.
| Power | 7.5 kW |
|---|---|
| Current | 16 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | iC7-Automation |
| Type code | 7FC-AUFA3N05-16A0E20F1-000121580 |
| Product type | Frequency converter |
| Cooling method | Air-cooled |
| Current rating | 16 A |
| Input voltage | 380–500 V AC |
| Input phases | 3-phase |
| Frequency | 50 / 60 Hz |
| Protection rating | IP20 / Open Type |
| Frame size | FA03a |
| EMC category | C1 and C2 |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO |
| Functional safety | Safe Torque Off (STO), not upgradable |
| Control panel | Control Panel 2.8 OPX20 |
| EMC Filter | Commercial |
The Danfoss 137L3433 is used to control the speed and torque of three-phase AC motors in industrial automation, machine control and process applications.
The drive operates from a three-phase 380–500 V AC supply.
The Danfoss 137L3433 has a current rating of 16 A.
Yes. The drive includes integrated Safe Torque Off (STO) functionality for safer machine operation.
The 137L3433 includes EtherNet/IP OS7IP fieldbus communication and an Ethernet port for industrial network connectivity.
Danfoss iC7-Automation frequency converters are trusted by engineers and system integrators for precise motor control, flexible connectivity and dependable performance in industrial automation 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...