Furnas 77NCF421 Refurbished Micro 5000 5 HP 460 VAC AC Drive

The Furnas 77NCF421, also identified in industrial equipment references as the Furnas 7NCF421, is a Micro 5000 AC Drive designed for variable-speed control of industrial motors. This drive is rated at approximately 5 HP and is designed for high-voltage industrial motor control applications around the 460–480 VAC range. The unit is suitable for industrial equipment requiring dependable adjustable-speed motor operation and reliable AC drive control.

The 77NCF421 belongs to the Furnas Micro 5000 family of industrial drives and is particularly useful for maintaining legacy motor control systems. This model is identified as a discontinued industrial drive, making refurbished equipment a practical option for customers who need to maintain existing machinery without replacing an entire drive system.

York Scientific offers professionally refurbished Furnas 77NCF421 AC Drives that are inspected, professionally cleaned, tested, and functionally verified before shipment. York's product information identifies the unit as Refurbished and provides service and repair support for the 7NCF421 and related equipment.

Choosing a professionally refurbished Furnas 77NCF421 Micro 5000 AC Drive can provide a cost-effective alternative to sourcing new equipment for an existing installation. A reliable refurbished replacement can help extend the service life of compatible industrial machinery, reduce replacement costs, and minimize production downtime.

Siemens 77NCF421
*Actual item may vary.

Siemens 77NCF421

Manufacturer: Siemens
Product Description: Drive 5hp 480vac Micro5000
Part Number: 77NCF421
Condition: Refurbished and Tested
Units in Stock: 6


Repair Price: $471.71 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 Furnas 77NCF421 Micro 5000 AC Drive is commonly used in a variety of industrial motor control and automation applications, including:

  • Industrial Automation Systems
  • Variable-Speed Motor Control
  • Manufacturing Machinery
  • Production Equipment
  • Conveyor Systems
  • Material Handling Equipment
  • Industrial Processing Equipment
  • Machine Tools
  • General-Purpose Motor Control
  • Legacy Furnas Micro 5000 Systems

Key Features

  • Manufacturer: Furnas
  • Part Number: 77NCF421
  • Related Listing Part Number: 7NCF421
  • Product Family: Micro 5000
  • Product Type: AC Drive
  • Drive Rating: 5 HP
  • Input Voltage: Approximately 460–480 VAC
  • Designed for Industrial Motor Control
  • Variable-Speed AC Motor Control
  • Suitable for Legacy Industrial Drive Systems
  • Professionally Inspected and Cleaned
  • Refurbished and Tested
  • Functionally Verified Before Shipment

Quality Assurance

Every refurbished Furnas 77NCF421 Micro 5000 AC Drive undergoes a detailed quality assurance process before shipment. Each unit is carefully inspected, professionally cleaned, tested, and functionally evaluated to help ensure dependable performance in compatible industrial motor control applications.

York Scientific follows established refurbishment and testing procedures for industrial electronic equipment. This process helps provide customers with a reliable replacement option for existing Furnas Micro 5000 systems while helping reduce equipment downtime and the cost associated with replacing complete industrial drive installations.

Repair & Exchange Services

York Scientific offers professional repair and exchange services for the Furnas 77NCF421 Micro 5000 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 77NCF421 is malfunctioning, displaying error conditions, experiencing intermittent operation, or causing equipment downtime, York Scientific can provide repair assistance. York's service information specifically states that the related 7NCF421 is repairable and supports component-level troubleshooting, board-level repair, complete rebuilding, and rigorous QA testing. Rush and overnight services are also available for urgent requirements.

Why Choose York Scientific?

  • Professionally Refurbished Furnas Equipment
  • Comprehensive Inspection and Functional Testing
  • Experienced Industrial Electronics Technicians
  • Reliable Replacement Products
  • Cost-Effective Alternative to New Equipment
  • Fast Worldwide Shipping
  • Repair and Exchange Services Available
  • Experience with Legacy Industrial Drive Systems
  • Component-Level and Board-Level Repair Services
  • Support for Furnas Micro 5000 Equipment
  • Responsive Technical Support

Frequently Asked Questions

What is the Furnas 77NCF421?

The Furnas 77NCF421 is a Micro 5000 AC Drive designed for industrial variable-speed motor control. Industrial parts references identify the model as a 5 HP, 460–480 VAC drive.

What is the power rating of the Furnas 77NCF421?

The Furnas 77NCF421 is identified as a 5 HP AC Drive. It is part of the Furnas Micro 5000 family of industrial motor control equipment.

What voltage is the Furnas 77NCF421 designed for?

The Furnas 77NCF421 is identified as a 460–480 VAC industrial AC drive. The model is intended for compatible high-voltage industrial motor control applications.

Is the Furnas 77NCF421 refurbished and tested?

Yes. York Scientific lists the related Furnas 7NCF421 as refurbished and provides service and support for the unit. York's product information states that the equipment is refurbished and that testing is performed as part of its refurbishment process.

Can York Scientific repair the Furnas 77NCF421?

Yes. York Scientific provides diagnostic evaluation, troubleshooting, component-level repair, board-level repair, and complete rebuilding services for the Furnas 7NCF421 and related systems. Rigorous QA testing is included with repairs, and rush and overnight services are available for urgent requirements.

Request a Quote

Looking for the Furnas 77NCF421 Refurbished Micro 5000 5 HP 460 VAC 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 replacement drive for industrial automation, variable-speed motor control, manufacturing, material handling, processing, and legacy Furnas Micro 5000 system requirements.