Receive a Text Quote
We will send you price and availability shortly
Invalid number. Please call (800) 691-8511
Looking for a fast quote? Click here, and we'll text you.

2-year Warranty

Same Day Shipping

Siemens 6SE6440-2UD27-5CA1

Rated 5/5 on 2 reviews

Rate this product


DESCRIPTION: MM440 7.5 kW, 19 Amp C Frame 3 Phase 380/480V


1 in stock

Free Shipping

2 Year warranty

Part Number6SE6440-2UD27-5CA1
TypeAC Drives
Model #6SE64402UD275CA1
Warranty2 Year
Range Micromaster
Ambient Temp- 10 to +50 Deg C
Protection IP20
Torque power 7.5 kW
Overload150% 60 s, 200% 3 s
Constant torque power7.5 kW
Power supply3AC 380-480 V +10/-10%
Frequency range47-63 Hz

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 6SE6440-2UD27-5CA1 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 6SE6440-2UD27-5CA1 we also repair a wide range of other Siemens products, 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 6SE6440-2UD27-5CA1, 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 : 12lbs

Want it shipped tomorrow?

  • Order within the next 23 hours and 16 minutes.
  • If you order between 4pm and 6pm EST, you will be charged a small rush fee.

Ask about exchanging your faulty 6SE6440-2UD27-5CA1 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.

Siemens 6SE6440-2UD27-5CA1 Overview

Siemens 6SE64402UD275CA1: Overview of the Micromaster MM440 Drive

The Siemens 6SE64402UD275CA1 is a high-performance variable frequency drive (VFD) from the Micromaster series. As a product of Siemens, a leader in global industrial automation and electrical equipment, the 6SE64402UD275CA1 is designed to provide precise and reliable control of electric motors in a wide range of industrial applications.

Micromaster Series: 

The Micromaster series is well-known for its compact design, versatility, and user-friendly operation. It is specifically developed to meet the needs of various industries, offering reliable motor control solutions to enhance efficiency and productivity. The 6SE64402UD275CA1 represents the excellence and expertise that Siemens brings to its VFD product line.

Powerful Motor Control: 

The 6SE64402UD275CA1 is capable of controlling electric motors with a power rating of up to 7.5 kW (kilowatts). With a current rating of 19 amps, it provides efficient and precise control over the motor's speed and torque, allowing for smooth and reliable operation of industrial machinery.

C Frame Design: 

The C frame designation indicates that the drive belongs to the Micromaster MM440 series, which is well-suited for various industrial applications. The C frame design ensures compatibility with specific motor sizes and types, providing a tailored solution for different motor requirements.

Three-Phase Operation: 

The 6SE64402UD275CA1 operates on a three-phase power supply system, supporting voltage inputs ranging from 380V to 480V. This flexibility in power supply compatibility makes it suitable for a wide range of industrial setups across different regions.

Energy-Efficient Operation: 

Siemens places a strong emphasis on energy efficiency in its products, and the Micromaster MM440 series is no exception. The 6SE64402UD275CA1 is designed to optimize motor performance, reducing energy consumption and operating costs, while still maintaining excellent performance levels.

Application Versatility: 

The Micromaster MM440 series, including the 6SE64402UD275CA1, is highly versatile and can be used in various industrial sectors. It finds applications in conveyor systems, pumps, fans, mixers, and other motor-driven machinery. Its adaptability makes it a valuable asset in diverse industries, including manufacturing, water and wastewater management, HVAC, and more.

User-Friendly Interface: 

The 6SE64402UD275CA1 features an intuitive user interface, making it easy to set up, configure, and operate. Siemens provides comprehensive documentation and software tools that simplify installation and commissioning processes, reducing setup time and ensuring a smooth integration into existing control systems.

Advanced Motor Protection: 

To ensure the longevity and reliability of connected motors, the 6SE64402UD275CA1 is equipped with advanced motor protection features. These features safeguard the motor from potential hazards, such as overcurrent, overheating, and short circuits, contributing to improved system performance and reduced downtime.

Robust and Reliable: 

Siemens' commitment to quality and reliability is evident in the construction of the 6SE64402UD275CA1. The drive is built with robust components and undergoes rigorous testing to withstand harsh industrial environments. Its high-quality construction ensures reliable operation even in demanding conditions, minimizing maintenance requirements and enhancing overall system uptime.


The Siemens 6SE64402UD275CA1 from the Micromaster MM440 series is a powerful and versatile variable frequency drive that provides precise motor control for a variety of industrial applications. With its 7.5 kW power rating, C frame design, and support for three-phase power systems, it offers a tailored solution for motor control needs in different industries. Its energy-efficient operation, user-friendly interface, and advanced motor protection features enhance its reliable and efficient motor control solution. As part of Siemens' dedication to excellence, the 6SE64402UD275CA1 represents a product of superior quality and performance, making it a trusted choice for industrial automation and electrical control applications.

Siemens products are manufactured in Germany and are designed for Automotive, aerospace, power generation, and electronics usage. They come with a 2-year warranty from MRO Electric. We also carry AC Drives from other manufacturers such as FANUC and Yaskawa.

Contact Us Today For More Information About Siemens Products

Check out the rest of our Siemens 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 6SE6440-2UD27-5CA1, 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 6SE6440-2UD27-5CA1 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.

5 stars

4.9 Overall Satisfaction Rating

Over 1700 Ratings from Actual Customers

Read Our Reviews

Very happy with the overall service, delivery, communication and delivery,

Conley Cooke

I needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....


We have an older DMU80 CNC Machine and the Handheld Control was damaged beyond repair. MRO was very helpful in confirmin...

Abbey-Purchasing Specialist