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2-year Warranty

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ABB ACS550-01-038A-4

DRIVES 31A,380V,IP21


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2 Year warranty

Part NumberACS550-01-038A-4
TypeAC Drives
Model #ACS55001038A4
Warranty2 Year
DescriptionFrequency Converter
Frequency 50/60 Hz
Power rating18.5 kW
Voltage rating380-480 V
Current rating38 A
Height384 mm
Width284 mm
Depth 700 mm
MountWall mount
Frame sizeR3

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed ACS550-01-038A-4 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this ACS550-01-038A-4 we also repair drives, motors, PLCs and more, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty ACS550-01-038A-4, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

  • Shipping Weight : 1lb

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Ask about exchanging your faulty ACS550-01-038A-4 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

ABB ACS550-01-038A-4 Overview

ABB ACS550-01-038A-4: Empowering Industrial Efficiency


The ABB ACS550-01-038A-4 epitomizes cutting-edge technology in industrial motor control, serving as a versatile frequency converter designed to elevate operational efficiency across diverse applications. With its robust features, intelligent design, and precise control capabilities, it stands as a reliable solution for optimizing motor speed, enhancing productivity, and minimizing energy consumption in industrial settings.

Key Specifications

Featuring a power rating of 18.5 kW and a current rating of 38 A, the ACS550-01-038A-4 delivers uncompromising performance, catering to the demanding requirements of industrial operations. Operating seamlessly within a voltage range of 380-480 V and a frequency range of 50/60 Hz, it ensures reliable and precise motor control under varying operating conditions.

Compact Design

The ACS550-01-038A-4 boasts a compact design, with dimensions optimized for space efficiency. Standing at a height of 384 mm, width of 284 mm, and depth of 700 mm, it offers a perfect balance of performance and space optimization, making it suitable for installations where space is at a premium.

Advanced Features

Equipped with advanced features, the ACS550-01-038A-4 offers comprehensive solutions for industrial motor control. With its three-phase configuration, IP21 protection rating, and R3 frame size, it ensures durability, reliability, and adaptability to harsh industrial environments. The wall-mountable design and Type1 enclosure further enhance its versatility, facilitating easy installation and integration into industrial setups.

Efficiency and Performance

Engineered for optimal efficiency and performance, the ACS550-01-038A-4 delivers unparalleled reliability and energy savings. Its intelligent design and precise control algorithms enable seamless operation and minimal energy wastage, resulting in reduced operational costs and environmental impact.


From pumps and fans to conveyors and compressors, the ACS550-01-038A-4 finds application across a wide spectrum of industrial processes requiring precise motor control. Its versatility, reliability, and efficiency make it an indispensable asset in industries striving for enhanced productivity and operational excellence.

Environmental Responsibility

In alignment with ABB's commitment to sustainability, the ACS550-01-038A-4 adheres to stringent environmental standards. Its eco-friendly design and responsible manufacturing practices underscore ABB's dedication to minimizing environmental impact and promoting sustainable development.

FAQ - ABB ACS550-01-038A-4

Q: What is the ABB ACS550-01-038A-4?

A: The ABB ACS550-01-038A-4 is a frequency converter designed for industrial motor control applications. It allows precise regulation of motor speed, enabling enhanced productivity and energy efficiency in various industrial processes.

Q: What are the key specifications of the ACS550-01-038A-4?

A: The ACS550-01-038A-4 features a power rating of 18.5 kW, a current rating of 38 A, and operates within a voltage range of 380-480 V and a frequency range of 50/60 Hz. It is a three-phase device with IP21 protection, R3 frame size, and wall-mountable Type1 enclosure.

Q: What industries can benefit from using the ACS550-01-038A-4?

A: The ACS550-01-038A-4 is suitable for a wide range of industries requiring precise motor control, including manufacturing, HVAC (Heating, Ventilation, and Air Conditioning), water treatment, mining, and more. It can be used in applications such as pumps, fans, conveyors, compressors, and mixers.

Q: What advantages does the ACS550-01-038A-4 offer over traditional motor control methods?

A: The ACS550-01-038A-4 offers several advantages, including precise speed control, energy optimization, reduced maintenance costs, and improved process efficiency. Its advanced features and compact design make it suitable for space-constrained industrial environments.

Q: Is the ACS550-01-038A-4 environmentally friendly?

A: Yes, the ACS550-01-038A-4 adheres to stringent environmental standards and is designed with sustainability in mind. Its energy-efficient operation helps reduce carbon emissions and minimize environmental impact, making it a responsible choice for environmentally conscious industries.

Contact Us Today For More Information About ABB Products

Check out the rest of our ABB product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like ACS550-01-038A-4, take a look at more from our AC Drives line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our ACS550-01-038A-4 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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