Danfoss 137X3408 iC7-Automation enclosed variable frequency drive, a 400 kW three phase low-harmonic drive with 730 A current rating, 380-500 V AC supply, IP21 / UL Type 1 enclosure, PROFINET RT communication and integrated STO / SS1-t functional safety.
£70,746.40
The Danfoss 137X3408 is a high-performance iC7-Automation enclosed variable frequency drive designed for demanding industrial motor control applications. Built on the advanced Danfoss iC7-Automation platform, this air-cooled enclosed drive provides precise speed control, robust power handling and flexible integration for large three-phase AC motors.
This drive is engineered for applications requiring efficient motor control, reduced harmonic impact and dependable automation connectivity. The Danfoss 137X3408 combines low-harmonic drive technology with integrated functional safety, PROFINET RT communication and a protected cabinet design for industrial environments where uptime and reliability are essential.
With a rated output power of 400 kW / 550 HP, a 730 A current rating and a three-phase 380–500 V AC supply, the 137X3408 is ideal for high-power motor applications. Its IP21 / UL Type 1 enclosure supports protected indoor installation in electrical rooms, control systems and industrial motor control centres.
Variable frequency drives such as the Danfoss 137X3408 regulate motor speed by adjusting the frequency and voltage supplied to the motor. This enables smoother operation, improved process control and reduced energy consumption compared with fixed-speed motor systems.
The iC7-Automation enclosed drive range is designed for demanding installations where uptime, power quality and connectivity are critical. With its low-harmonic drive configuration, PROFINET RT communication, integrated functional safety and enclosed cabinet construction, the 137X3408 is well suited to modern industrial automation and infrastructure applications.
| Power | 400 kW |
|---|---|
| Current | 730 A |
| Voltage | 500 V |
| Phase | Three Phase |
| IP Rating | IP21 |
| Series | iC7-Automation |
| Model code | IC7-60EA3H05-730AE21F3+BAPR+BEF2+CAC1+DAAU+EGXX+GACO+IFCS+IHAT |
| Product type | Enclosed variable frequency drive |
| Drive category | Air-cooled enclosed drive |
| Drive type | Three-phase low-harmonic drive |
| Rated output power | 400 kW / 550 HP |
| Current rating | 730 A |
| Mains voltage | 380–500 V AC |
| Input phases | 3-phase |
| Protection rating | IP21 / UL Type 1 |
| EMC category | C3 |
| Frame | AE11 + IE11 |
| Communication interface | PROFINET RT OS7PR |
| Standard I/O | I/O and Relay Option OC7C1 |
| Functional safety | STO, SS1-t, fieldbus |
| Control panel | Control Panel 2.8 OPX20 |
| Control power supply | 24 V DC |
| Mains input device | Mains contactor and switch |
| Cooling method | Air cooled |
| Net weight | approx. 980 kg |
| Gross weight | approx. 1110 kg |
| EAN | 5715253820705 |
The Danfoss 137X3408 is used to control the speed and torque of large three-phase AC motors in demanding industrial automation, process control and infrastructure applications.
The drive has a rated output power of approximately 400 kW / 550 HP.
The 137X3408 is designed for a three-phase 380–500 V AC mains supply.
This configuration includes PROFINET RT OS7PR communication for integration with industrial automation networks.
The drive includes Safe Torque Off (STO) and SS1-t functional safety features with fieldbus support.
Danfoss iC7-Automation enclosed drives are trusted by engineers and system integrators for efficient high-power motor control, robust industrial performance and seamless automation integration.
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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...