Danfoss 137L3536 iC7-Automation frequency converter, an air-cooled three-phase 380-500 V AC industrial drive with 61 A output current, Modbus TCP communication and integrated STO safety functionality.
£5,397.60
The Danfoss 137L3536 is a high-performance iC7-Automation frequency converter designed for precise speed and torque control of three-phase motors in demanding industrial automation environments. As part of the advanced Danfoss iC7-Automation drive platform, it is engineered for machine builders, panel builders and industrial operators who require dependable motor control with flexible network integration.
This air-cooled drive combines advanced control functionality, integrated communication options and functional safety capability to support efficient operation across modern industrial systems. Its intelligent design helps simplify commissioning, improve energy performance and maintain reliable operation in continuous-duty applications.
With a rated output current of 61 A and a three-phase 380-500 V AC supply, the Danfoss 137L3536 is ideal for industrial motors used in conveyors, pumps, compressors, fans and process machinery. The IP21 / UL Type 1 enclosure provides enhanced protection for installation in electrical control panels and industrial environments.
Frequency converters such as the Danfoss 137L3536 regulate motor speed by adjusting voltage and frequency supplied to the motor. This allows machinery to operate more efficiently, improves process control and reduces mechanical stress on connected equipment.
The iC7-Automation platform is designed for modern industrial systems where connectivity, safety and performance are essential. With integrated I/O, Ethernet connectivity, Modbus TCP support and STO functionality, this drive can be incorporated into a wide variety of automated machine and process control applications.
| Power | 30 kW |
|---|---|
| Current | 61 A |
| Phase | Three Phase |
| IP Rating | IP21 |
| Series | iC7-Automation |
| Full model code | 7FC-AUFA3N05-61A0E21F3-000121764 |
| Product type | Frequency converter |
| Rated output current | 61 A |
| Input voltage | 380-500 V AC |
| Input phases | 3-phase |
| Cooling method | Air-cooled |
| Protection rating | IP21 / UL Type 1 |
| Frame size | FK06 |
| EMC category | C3 |
| Control panel | 2.8 OPX20 |
| Digital inputs | 4 x DI |
| Digital I/O | 2 x DI/O |
| Analogue inputs | 2 x AI |
| Analogue outputs | 1 x AO |
| Relay outputs | 2 x RO |
| Fieldbus protocol | Modbus TCP |
| Other communication | Ethernet port, no protocol |
| Functional safety | STO, not upgradable |
| Dimensions (H × W × D) | approx. 671 × 209 × 303 mm |
| Weight | approx. 29.18 kg |
| EMC Filter | Industrial |
The Danfoss 137L3536 is used to control the speed and torque of three-phase AC motors in industrial automation, process control and machinery applications.
The drive has a rated output current of approximately 61 A.
The Danfoss 137L3536 operates from a three-phase 380-500 V AC supply.
This model has an IP21 / UL Type 1 enclosure rating for protected industrial installations.
Yes, the drive includes integrated Safe Torque Off (STO) functionality for machine safety applications.
Danfoss iC7-Automation frequency converters are trusted by engineers, panel builders and machine builders worldwide for reliable motor control, advanced connectivity and efficient industrial operation.
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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...