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Mitsubishi HC-KFS43K compact AC servo motor with keyed shaft

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Mitsubishi HC-KFS43K

by Mitsubishi Electric

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OverviewThe Mitsubishi HC-KFS43K exemplifies Mitsubishi Electric's dedication to accuracy and performance in motion control. This 400-watt compact AC servo motor, part of the well-regarded HC-KFS Series, is engineered for dynamic tasks demanding exceptional precision and high-speed operation. Featuring a robust keyed shaft, the HC-KFS43K achieves an impressive 3000 RPM, making it an ideal choice for compact automation setups where space is limited but performance is critical. Its design prioritizes efficiency and dependability, ensuring smooth integration into diverse industrial settings.Key Features High Power Output: Provides a rated power of 400W for demanding applications. Fast Rotational Speed: Operates at a rated speed of 3000 RPM and a maximum speed of up to 5000 RPM for swift processes. Reliable Keyed Shaft: Features a keyed shaft for dependable torque transfer and simple mechanical integration. Ultra-Compact Form Factor: Designed for installations where space is at a premium. Excellent Energy Efficiency: Engineered for minimal heat generation, leading to reduced energy consumption and prolonged motor life. Accurate Motion Control: Offers superb control, especially for applications with dynamic and varying loads. Industrial Durability: Boasts an IP65 protection rating (excluding the shaft area) for resilience in industrial environments. Technical Specifications Model: HC-KFS43K Series: HC-KFS Rated Power: 400W Rated Speed: 3000 RPM Maximum Speed: Up to 5000 RPM Shaft Type: Keyed Rated Torque: Approximately 1.27 Nm Input Voltage: 3-phase 200V Encoder Type: Incremental (typically 131072 ppr; confirm specific encoder type based on application) Insulation Class: F Cooling: Natural cooling Mounting: Flange mount Weight: Approximately 1.8 kg Protection Rating: IP65 (excluding shaft) ApplicationsThe flexibility and strong performance of the Mitsubishi HC-KFS43K make it a vital component in many advanced automation and motion control systems. Its capacity for precise and dynamic control is essential in: CNC Equipment: Improving the accuracy and speed of cutting, milling, and routing. Automated Assembly Lines: Ensuring precise positioning and rapid execution in high-volume production. Pick-and-Place Systems: Facilitating quick and accurate material handling in manufacturing and packaging. Semiconductor Production: Crucial for the delicate and highly precise movements needed in chip manufacturing. Compact Robotics: Powering agile robotic arms and intricate motion platforms in confined areas. Why Choose This Model?Selecting the Mitsubishi HC-KFS43K means investing in unmatched reliability, accuracy, and efficiency for your automation requirements. This servo motor stands out due to several key benefits: Exceptional High-Speed Operation: Ensures accuracy even under the most demanding dynamic loads, maintaining consistent output. Robust Construction: Built to endure rigorous industrial environments, guaranteeing an extended operational lifespan. Optimized Compact Size: Its space-saving design allows seamless integration into setups with limited room, maximizing equipment density. Trusted Mitsubishi Quality: Benefits from Mitsubishi Electric's renowned engineering excellence and decades of innovation in servo motor technology, offering peace of mind and dependable performance. Global Availability: Ready for worldwide shipping, ensuring this advanced technology is accessible wherever your operations are located. Order NowImprove your motion control systems with the advanced capabilities of the Mitsubishi HC-KFS43K Compact AC Servo Motor.FAQWhat is the rated power output of the HC-KFS43K?The HC-KFS43K has a rated power output of 400 watts.What is the maximum speed this servo motor can achieve?This motor can reach a maximum speed of up to 5000 RPM.What kind of shaft does the HC-KFS43K use?It is equipped with a keyed shaft for reliable torque transmission.Is this motor suitable for compact installations?Absolutely, its ultra-compact design is specifically engineered for space-saving installations.What is the protection rating of this servo motor?The HC-KFS43K features an IP65 protection rating, excluding the shaft area.

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$324.00
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PRODUCT DETAILS

Mitsubishi HC-KFS43K

Overview

This is a genuine Mitsubishi Electric component from the Servo Drives & Motors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem
  • Engineered to integrate inside Servo Drives & Motors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Mitsubishi Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Mitsubishi Electric platform with documented conversion notes for the Servo Drives & Motors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: HC-KFS43K
  • Series: HC-KFS
  • Rated Power: 400W
  • Rated Speed: 3000 RPM
  • Maximum Speed: Up to 5000 RPM
  • Shaft Type: Keyed
  • Rated Torque: Approximately 1.27 Nm
  • Input Voltage: 3-phase 200V
  • Encoder Type: Incremental (typically 131072 ppr; confirm specific encoder type based on application)
  • Insulation Class: F
  • Cooling: Natural cooling
  • Mounting: Flange mount
  • Weight: Approximately 1.8 kg
  • Protection Rating: IP65 (excluding shaft)

Applications

The flexibility and strong performance of the Mitsubishi HC-KFS43K make it a vital component in many advanced automation and motion control systems. Its capacity for precise and dynamic control is essential in:

  • CNC Equipment: Improving the accuracy and speed of cutting, milling, and routing.
  • Automated Assembly Lines: Ensuring precise positioning and rapid execution in high-volume production.
  • Pick-and-Place Systems: Facilitating quick and accurate material handling in manufacturing and packaging.
  • Semiconductor Production: Crucial for the delicate and highly precise movements needed in chip manufacturing.
  • Compact Robotics: Powering agile robotic arms and intricate motion platforms in confined areas.

Why Choose the HC-KFS43K?

Selecting the Mitsubishi HC-KFS43K means investing in unmatched reliability, accuracy, and efficiency for your automation requirements. This servo motor stands out due to several key benefits:

  • Exceptional High-Speed Operation: Ensures accuracy even under the most demanding dynamic loads, maintaining consistent output.
  • Robust Construction: Built to endure rigorous industrial environments, guaranteeing an extended operational lifespan.
  • Optimized Compact Size: Its space-saving design allows seamless integration into setups with limited room, maximizing equipment density.
  • Trusted Mitsubishi Quality: Benefits from Mitsubishi Electric's renowned engineering excellence and decades of innovation in servo motor technology, offering peace of mind and dependable performance.
  • Global Availability: Ready for worldwide shipping, ensuring this advanced technology is accessible wherever your operations are located.

Availability & Shipping

  • In stock: HC-KFS43K ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every HC-KFS43K ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The HC-KFS43K has a rated power output of 400 watts.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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