Siemens 6SE6440-2UC27-5DA1 Refurbished MICROMASTER 440 AC Drive

The Siemens 6SE6440-2UC27-5DA1, also identified as 6SE64402UC275DA1, is a Siemens MICROMASTER 440 AC Drive designed for variable-speed control of three-phase AC motors in industrial automation and motor control applications. This frequency inverter is designed for a 3-phase 200–240 VAC input supply with an input frequency range of 47–63 Hz. The unit is supplied without a built-in filter and is designed for demanding industrial motor control applications.

The 6SE6440-2UC27-5DA1 provides a 7.5 kW / 10 HP constant-torque rating with a constant-torque output current of 28 A. Under low-overload or variable-torque operating conditions, the drive provides an 11 kW / 15 HP rating with a maximum output current of 42 A. This combination of power and overload capability makes the drive suitable for industrial machinery requiring dependable variable-speed motor control.

Siemens specifications identify the 6SE6440-2UC27-5DA1 as a MICROMASTER 440 unit with IP20 protection and fan cooling. The drive supports output frequencies up to 650 Hz for V/f control, subject to applicable production limitations. The unit has a Frame Size D configuration and is designed for installation within suitable industrial control cabinets and equipment.

The Siemens MICROMASTER 440 family is designed to provide flexible and reliable motor speed control for a wide range of industrial applications. The 6SE6440-2UC27-5DA1 can be used in applications where controlled acceleration, deceleration, variable motor speed, and reliable three-phase motor operation are required.

York Scientific offers the Siemens 6SE6440-2UC27-5DA1 MICROMASTER 440 AC Drive as a refurbished industrial replacement. The York Scientific listing identifies this model as refurbished and provides repair and service support for defective units, including component and board-level troubleshooting and repair.

Choosing a professionally refurbished 6SE6440-2UC27-5DA1 can provide a cost-effective alternative to purchasing new equipment. A refurbished Siemens drive can help extend the service life of existing machinery, reduce replacement costs, and minimize downtime when a compatible MICROMASTER 440 replacement is required.

Siemens 6SE6440-2UC27-5DA1
*Actual item may vary.

Siemens 6SE6440-2UC27-5DA1

Manufacturer: Siemens
Product Description: Ac Drive Micromaster 440 10 Hp 28 Amp 230 Vac 3 Phase 47-63 Hertz
Part Number: 6SE6440-2UC27-5DA1
Condition: Refurbished and Tested
Units in Stock: 6


Repair Price: $2329.07 Includes 2 Years Warranty!

Our repair process is as simple as it is fast: enter details below and we will email you an RMA number along with the shipping instructions. Once we receive your defective equipment, our service team will contact and assist you until your repair is completed.

Typical Applications

The Siemens 6SE6440-2UC27-5DA1 MICROMASTER 440 AC Drive is commonly used in a wide range of industrial motor control and automation applications, including:

  • Industrial Automation Systems
  • Variable-Speed Motor Control
  • Manufacturing Machinery
  • Production Equipment
  • Conveyor Systems
  • Material Handling Equipment
  • Packaging Machinery
  • Industrial Processing Equipment
  • Pumps and Fans
  • Machine Tools
  • General-Purpose Motor Control
  • Industrial Drive Systems
  • Legacy Siemens MICROMASTER 440 Systems

Key Features

  • Manufacturer: Siemens
  • Part Number: 6SE6440-2UC27-5DA1
  • Alternate Part Number: 6SE64402UC275DA1
  • Product Family: MICROMASTER 440
  • Product Type: AC Drive / Frequency Inverter
  • Filter: Without Built-In Filter
  • Input: 3-Phase AC
  • Input Voltage: 200–240 VAC ±10%
  • Nominal Voltage: 230 VAC
  • Input Frequency: 47–63 Hz
  • Constant-Torque Rating: 7.5 kW / 10 HP
  • Low-Overload Rating: 11 kW / 15 HP
  • Constant-Torque Output Current: 28 A
  • Low-Overload Output Current: 42 A
  • Output Power: 12.3 kVA
  • Output Frequency for V/f Control: 0–650 Hz
  • Protection Rating: IP20
  • Frame Size: D
  • Fan-Cooled Design
  • Designed for Industrial Motor Control
  • Professionally Inspected and Cleaned
  • Electrically Tested Before Shipment
  • Professionally Refurbished and Functionally Verified

Quality Assurance

Every refurbished Siemens 6SE6440-2UC27-5DA1 MICROMASTER 440 AC Drive undergoes a detailed quality assurance process before shipment. Each unit is carefully inspected, professionally cleaned, electrically tested, and functionally evaluated to help ensure dependable performance in demanding industrial environments.

York Scientific follows established refurbishment and testing procedures for industrial electronic equipment. The evaluation process helps identify potential faults and verify the operating condition of the drive before shipment, providing customers with a dependable replacement solution for existing Siemens MICROMASTER 440 systems.

Thorough testing is particularly important for industrial variable-frequency drives because reliable motor control can be critical to production equipment and automated machinery. A professionally refurbished replacement can help reduce equipment downtime while allowing existing control systems and machinery to continue operating without an unnecessary complete system replacement.

Repair & Exchange Services

York Scientific offers professional repair and exchange services for the Siemens 6SE6440-2UC27-5DA1 MICROMASTER 440 AC Drive. Experienced technicians can perform diagnostic evaluation, troubleshooting, component-level repairs, board-level repairs, and complete rebuilding when necessary to help restore malfunctioning industrial drive equipment.

If your existing 6SE6440-2UC27-5DA1 is displaying fault codes, experiencing intermittent operation, failing to control the connected motor correctly, or contributing to production downtime, York Scientific can assist with repair requirements. York Scientific provides component-level troubleshooting and repair services for this model, with expedited rush service available for mission-critical and tool-down situations.

Why Choose York Scientific?

  • Professionally Refurbished Siemens Equipment
  • Refurbished and Tested Replacement Products
  • Comprehensive Inspection and Functional Testing
  • Experienced Industrial Electronics Technicians
  • Reliable Replacement Solutions
  • Cost-Effective Alternative to New Equipment
  • Fast Worldwide Shipping
  • Repair and Exchange Services Available
  • Component-Level Troubleshooting and Repair
  • Experience with Siemens MICROMASTER Equipment
  • Support for Legacy Industrial Drive Systems
  • Expedited Rush Repair Services Available
  • Responsive Technical Support

Frequently Asked Questions

What is the Siemens 6SE6440-2UC27-5DA1?

The Siemens 6SE6440-2UC27-5DA1 is a MICROMASTER 440 AC Drive / frequency inverter designed for variable-speed control of three-phase AC motors. It is designed for 200–240 VAC three-phase input and is suitable for industrial automation and motor control applications.

What is the power rating of the Siemens 6SE6440-2UC27-5DA1?

The Siemens 6SE6440-2UC27-5DA1 has a 7.5 kW / 10 HP constant-torque rating with a constant-torque output current of 28 A. For low-overload applications, Siemens specifies an 11 kW / 15 HP rating with a maximum output current of 42 A.

What input voltage does the Siemens 6SE6440-2UC27-5DA1 support?

The Siemens 6SE6440-2UC27-5DA1 is designed for a 3-phase 200–240 VAC ±10% input supply with an input frequency range of 47–63 Hz.

Does the Siemens 6SE6440-2UC27-5DA1 have a built-in filter?

No. The Siemens 6SE6440-2UC27-5DA1 is specified as a MICROMASTER 440 without filter. It has an IP20 protection rating and is designed for appropriate industrial control cabinet installations.

Can York Scientific repair the Siemens 6SE6440-2UC27-5DA1?

Yes. York Scientific provides repair services for the 6SE6440-2UC27-5DA1, including diagnostic evaluation, troubleshooting, component-level repair, board-level repair, and rebuilding when necessary. Expedited rush service is also available for mission-critical and tool-down requirements.

Request a Quote

Looking for the Siemens 6SE6440-2UC27-5DA1 Refurbished MICROMASTER 440 AC Drive? Contact York Scientific today for pricing, product availability, repair services, or exchange options. Our experienced team is ready to help you find a dependable Siemens replacement drive for industrial automation, variable-speed motor control, manufacturing, material handling, packaging, processing, and other industrial applications.