137N1158 Danfoss 18.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N1158 iC7-Automation frequency converter with 38 A output current, three-phase 380-500 V AC supply, PROFINET RT communication, Ethernet connectivity and integrated STO and SS1-t safety functionality.
Why Choose the Danfoss 137N1158 iC7-Automation Frequency Converter?
The Danfoss 137N1158 is a powerful and reliable iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation and machine control applications. As part of the advanced Danfoss iC7-Automation drive series, it provides robust motor control, flexible communication and integrated safety functionality for demanding industrial systems.
This drive is engineered for OEM machinery, automation panels and industrial control systems where dependable performance, straightforward integration and efficient operation are required. Its IP20 / Open Type enclosure, air-cooled construction and standard I/O configuration make it suitable for installation inside electrical control cabinets and machine enclosures.
With a rated output current of 38 A and a three-phase 380–500 V AC supply, the Danfoss 137N1158 is ideal for industrial motors used in conveyors, pumps, fans, packaging machinery and production equipment. PROFINET RT communication, Ethernet connectivity and integrated Safe Torque Off and SS1-t safety support make it well suited to automation-focused applications.
Key Advantages
Reliable frequency converter for industrial automation applications.
38 A rated output current for demanding motor control requirements.
Three-phase 380–500 V AC input suitable for industrial power systems.
Integrated Safe Torque Off (STO) and SS1-t safety functionality.
PROFINET RT fieldbus protocol enabled for automation networks.
Ethernet port included for control system connectivity.
Air-cooled construction for efficient cabinet operation.
IP20 / Open Type enclosure for panel-mounted installations.
Key Features
Danfoss iC7-Automation frequency converter series.
38 A nominal output current.
Three-phase 380–500 V AC input supply.
Integrated Safe Torque Off (STO) and SS1-t functionality.
PROFINET RT OS7PR fieldbus communication enabled.
Ethernet port with no additional protocol enabled.
Control Panel 2.8 OPX20 included.
Standard I/O: 4 DI, 2 DI/O, 2 AI, 1 AO and 2 relay outputs.
EMC category C1 and C2.
Air-cooled IP20 / Open Type design.
Efficient Motor Control for Industrial Automation Systems
Frequency converters such as the Danfoss 137N1158 regulate motor speed by adjusting the output voltage and frequency supplied to the motor. This helps machinery operate more efficiently, improves process control and reduces mechanical stress on motors and driven equipment.
The Danfoss iC7-Automation platform is designed to support modern machine control with integrated safety, flexible I/O and industrial communication. With PROFINET RT connectivity and STO / SS1-t functionality, this drive can be integrated into automated systems where reliability, performance and network compatibility are important.
Typical Applications
Industrial conveyors and material handling systems.
Packaging and production machinery.
Pumps and fluid handling equipment.
Fans and ventilation systems.
Processing equipment and production machinery.
OEM automation systems and machine building.
Electrical control panels and cabinet-mounted installations.
Technical Specifications
Power
18.5 kW
Current
38 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Catalogue Number
7FC-AUFA3N05-38A0E20F1-000130295
Product type
Frequency converter / AC drive
Rated output current
38 A
Input voltage
380–500 V AC
Input phases
3-phase
Cooling method
Air-cooled
Protection rating
IP20 / Open Type
EMC category
C1 and C2
Control panel
2.8" OPX20
Fieldbus protocol
PROFINET RT OS7PR
Functional safety
STO, SS1-t, fieldbus
Frame size
FA05a
EMC Filter
Commercial
Frequently Asked Questions
What is the Danfoss 137N1158 used for?
The Danfoss 137N1158 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and control panel applications.
What output current does this drive provide?
The drive has a rated output current of approximately 38 A.
What supply voltage does the drive require?
The Danfoss 137N1158 operates from a three-phase 380–500 V AC supply.
Which communication protocol is enabled?
This model includes PROFINET RT OS7PR fieldbus communication and Ethernet connectivity for industrial automation networks.
Does the Danfoss 137N1158 include safety functionality?
Yes. The drive includes integrated Safe Torque Off (STO), SS1-t and fieldbus safety functionality for machine safety applications.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for reliable motor control, advanced connectivity and dependable performance in automated machinery.
Power
18.5 kW
Current
38 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Catalogue Number
7FC-AUFA3N05-38A0E20F1-000130295
Product type
Frequency converter / AC drive
Rated output current
38 A
Input voltage
380–500 V AC
Input phases
3-phase
Cooling method
Air-cooled
Protection rating
IP20 / Open Type
EMC category
C1 and C2
Control panel
2.8" OPX20
Fieldbus protocol
PROFINET RT OS7PR
Functional safety
STO, SS1-t, fieldbus
Frame size
FA05a
EMC Filter
Commercial
No documents available for this product.
Delivery
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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...