Siemens 6SE6420-2AB12-5AA1 Refurbished MICROMASTER 420 Variable Frequency Drive

The Siemens 6SE6420-2AB12-5AA1, also identified as 6SE64202AB125AA1, is a Siemens MICROMASTER 420 variable frequency drive designed to provide reliable variable-speed control for AC motors in industrial automation and manufacturing applications. This compact frequency converter is rated for 0.25 kW (0.33 HP) motor power and provides a nominal output current of 1.7 A. The drive operates from a 1-phase 200–240 VAC supply and includes a built-in Class A EMC filter. Siemens identifies this model as part of the MICROMASTER 420 family.

The MICROMASTER 420 series is designed for applications requiring dependable motor speed regulation, controlled acceleration and deceleration, and flexible variable-frequency operation. The 6SE6420-2AB12-5AA1 supports both constant-torque and square-law torque applications and provides up to 150% output current overload for 60 seconds. Its compact construction makes it suitable for a variety of industrial machinery and automation systems.

The Siemens 6SE6420-2AB12-5AA1 has an IP20 protection rating and is specified for an ambient operating temperature range of -10°C to +50°C. The drive has dimensions of approximately 173 x 73 x 149 mm (H x W x D) and is supplied without an AOP/BOP operator panel. The maximum output frequency for the MICROMASTER 420 platform is up to 650 Hz, subject to applicable configuration and operating conditions.

York Scientific supplies professionally refurbished Siemens 6SE6420-2AB12-5AA1 drives that are thoroughly inspected, professionally cleaned, electrically evaluated, and quality tested before shipment. This refurbishment process provides a dependable replacement solution for obsolete or difficult-to-source Siemens drives while helping reduce equipment replacement costs and minimize unexpected industrial downtime.

Siemens 6SE6420-2AB12-5AA1
*Actual item may vary.

Siemens 6SE6420-2AB12-5AA1

Manufacturer: Siemens
Product Description: Ac Drive Micromaster 420 Filtered 0.25 Kw / 0.33 Hp 3 Phase Input 200-240 Vac 3.2 Amp 50/60 Hertz 3 Phase Output 1.7 Amp 0-650 Hertz Ip20
Part Number: 6SE6420-2AB12-5AA1
Condition: Refurbished and Tested
Units in Stock: 6


Repair Price: $360.08 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.

Industrial Applications

  • Industrial AC Motor Control
  • Variable-Speed Drive Systems
  • Conveyor Systems
  • Pump Control Systems
  • Fans and Blowers
  • Packaging Machinery
  • Material Handling Equipment
  • Machine Tools
  • Manufacturing Equipment
  • Process Automation Systems
  • Factory Automation Systems
  • General Industrial Motor Control

Key Features

  • Manufacturer: Siemens
  • Part Number: 6SE6420-2AB12-5AA1
  • Alternate Part Number: 6SE64202AB125AA1
  • Product Family: MICROMASTER 420
  • Product Type: Variable Frequency Drive
  • Input Voltage: 1-Phase 200–240 VAC ±10%
  • Input Frequency: 47–63 Hz
  • Rated Motor Power: 0.25 kW / 0.33 HP
  • Nominal Output Current: 1.7 A
  • Built-In Class A EMC Filter
  • Constant Torque Operation
  • Square-Law Torque Operation
  • 150% Overload Capability for 60 Seconds
  • IP20 Protection Rating
  • Ambient Temperature: -10°C to +50°C
  • Maximum Output Frequency: Up to 650 Hz
  • Compact Industrial Drive Design
  • Professionally Refurbished and Fully Tested

Professional Refurbishment Process

Every refurbished Siemens 6SE6420-2AB12-5AA1 undergoes a detailed inspection, professional cleaning, electrical evaluation, and functional testing before shipment. Experienced technicians carefully examine the drive and its electronic components to help ensure dependable operation and reliable performance in compatible industrial applications.

Purchasing a professionally refurbished Siemens MICROMASTER 420 drive provides a practical and cost-effective alternative to sourcing new or discontinued equipment. The refurbishment process helps extend the service life of existing motor-control systems while reducing maintenance expenses and helping minimize costly production interruptions.

Repair & Exchange Services

York Scientific provides professional repair and exchange services for the Siemens 6SE6420-2AB12-5AA1 MICROMASTER 420 Variable Frequency Drive. Our experienced technicians perform complete diagnostics, component-level troubleshooting, electronic repairs, rebuilding, and comprehensive functional testing to help restore defective drives to dependable operating condition.

Whether the drive is experiencing fault conditions, intermittent operation, power-related issues, or other performance problems, York Scientific can provide repair and replacement solutions designed to help minimize production downtime and maintain existing Siemens automation equipment.

Why Choose York Scientific?

  • Professionally Refurbished Siemens Industrial Drives
  • Comprehensive Inspection and Functional Testing
  • Experienced Industrial Electronics Technicians
  • Reliable Replacement Products
  • Cost-Effective Alternative to New Equipment
  • Fast Worldwide Shipping
  • Repair, Exchange, and Technical Support
  • Large Inventory of Legacy Industrial Automation Components
  • Experience with Siemens MICROMASTER Drive Systems
  • Responsive Customer Support

Worldwide Supply & Support

York Scientific supplies refurbished Siemens industrial automation and drive components to customers worldwide. Whether you need an emergency replacement for a failed MICROMASTER drive, a spare unit for preventive maintenance, or long-term support for an existing motor-control system, our team is committed to providing dependable products, responsive technical support, and fast worldwide shipping.

Frequently Asked Questions

What is the Siemens 6SE6420-2AB12-5AA1 used for?

The Siemens 6SE6420-2AB12-5AA1 is a MICROMASTER 420 variable frequency drive designed to provide controlled variable-speed operation for compatible AC motors in industrial automation, manufacturing, conveyor, pump, fan, and material-handling applications.

What are the electrical specifications of the Siemens 6SE6420-2AB12-5AA1?

The drive operates from a 1-phase 200–240 VAC supply and is rated for 0.25 kW (0.33 HP) motor power with a nominal output current of 1.7 A. It operates at 47–63 Hz and includes a built-in Class A filter.

What Siemens product family does the 6SE6420-2AB12-5AA1 belong to?

The 6SE6420-2AB12-5AA1 belongs to the Siemens MICROMASTER 420 family of compact variable frequency drives. Siemens identifies it as a MICROMASTER 420 with a built-in Class A filter and 0.25 kW rating.

Is every refurbished Siemens 6SE6420-2AB12-5AA1 tested before shipment?

Yes. Every refurbished unit supplied by York Scientific is professionally inspected, cleaned, electrically evaluated, and functionally tested before shipment to help ensure dependable industrial performance.

Can York Scientific repair the Siemens 6SE6420-2AB12-5AA1?

Yes. York Scientific provides diagnostic evaluation, troubleshooting, component-level repair, rebuilding, exchange services, and functional testing for Siemens MICROMASTER drives and related industrial automation equipment.

Request Pricing & Availability

Looking for a refurbished Siemens 6SE6420-2AB12-5AA1 MICROMASTER 420 Variable Frequency Drive? Contact York Scientific today to request pricing, verify inventory availability, or learn more about our refurbishment, repair, and exchange services. Our experienced team is ready to help keep your industrial motor-control and automation systems operating efficiently while minimizing costly equipment downtime.