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Mitsubishi HG-KR73B servo motor with integrated brake for industrial automation applications.

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Mitsubishi HG-KR73B

by Mitsubishi Electric

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OverviewThe Mitsubishi Electric HG-KR73B is a 750W AC servo motor meticulously designed for industrial applications demanding exceptional precision, rapid response, and unwavering reliability. As a distinguished member of the HG-KR Series, this servo motor is recognized for its compact size and advanced feedback capabilities, making it an excellent choice for optimizing automation in confined spaces. Its robust construction and cutting-edge technology ensure seamless integration and outstanding performance across various industrial settings. The HG-KR73B embodies Mitsubishi Electric's dedication to innovation and quality, offering a dependable solution for sophisticated motion control needs. Developed to meet the stringent requirements of contemporary manufacturing, the HG-KR73B provides consistent and accurate motion control, which is vital for enhancing productivity and operational efficiency. Its ability to quickly accelerate and decelerate, combined with precise positioning, makes it invaluable in a wide array of automated processes. This servo motor not only elevates the performance of your machinery but also contributes to the longevity and stability of your industrial operations, representing a wise investment for businesses aiming to upgrade their automation.Key Features Powerful Output: Delivers a substantial 750W of rated power for demanding tasks. High-Speed Operation: Achieves a rated speed of 3000 RPM and a maximum speed of 6000 RPM, enabling swift motion. Integrated Safety: Features a built-in holding brake for secure positioning and enhanced operational safety. Optimized Voltage: Designed for 200V AC, ensuring consistent and reliable power delivery. Advanced Feedback: Incorporates a high-resolution incremental encoder for exceptionally precise control of position and speed. Dynamic Responsiveness: Low inertia design allows rapid acceleration and deceleration, critical for dynamic motion control. Industrial Durability: Boasts an IP65 protection rating (excluding the shaft), guarding against dust and water ingress in harsh industrial environments. Technical Specifications Model: HG-KR73B Series: HG-KR Rated Output: 750W Rated Speed: 3000 RPM Maximum Speed: Up to 6000 RPM Voltage Class: 200V AC Rated Torque: Approximately 2.4 Nm Peak Torque: Approximately 7.2 Nm Brake Type: Built-in holding brake Encoder: High-resolution incremental encoder Mounting Type: Flange mount Cooling Method: Natural cooling Insulation Class: F Ambient Temperature: 0°C to 40°C Protection Rating: IP65 (excluding shaft) Weight: Approximately 2.5 kg Brake Holding Torque: Sufficient for reliable position retention during power-off or emergency stops. Certifications: CE, UL, RoHS compliant. ApplicationsThe Mitsubishi Electric HG-KR73B servo motor's versatility and precision make it an ideal component for a broad spectrum of industrial automation applications, including: Assembly Robots: Providing the precise movements necessary for intricate assembly tasks, enhancing efficiency and accuracy. Positioning Tables: Ensuring accurate and repeatable positioning in manufacturing and testing environments. Pick-and-Place Equipment: Facilitating rapid and precise material handling, boosting throughput in production lines. Compact Industrial Machinery: Perfect for integration into machinery where space is at a premium but performance cannot be compromised. High-Speed Packaging Systems: Enabling swift and reliable operation in packaging lines, optimizing production speed and consistency. Medical Devices: Used in precision medical equipment requiring high accuracy and reliability. Semiconductor Manufacturing: Critical for the precise movements needed in the sensitive processes of chip production. Why Choose This Model?This model offers unmatched safety features with its integrated brake, ensuring secure operations. Its compact design and high-performance capabilities make it suitable for advanced automation tasks where space is limited but precision is paramount. The HG-KR73B is a testament to Mitsubishi Electric's engineering excellence, providing a robust and dependable solution for enhancing industrial productivity and operational stability.Order NowUpgrade your automation system with the Mitsubishi Electric HG-KR73B servo motor. Experience superior precision, reliability, and safety. Contact us today for pricing and availability or to discuss how this advanced servo motor can benefit your specific application.FAQWhat is the rated power of the Mitsubishi HG-KR73B?The HG-KR73B has a rated power output of 750W, making it suitable for demanding industrial tasks.Does the HG-KR73B include a built-in brake?Yes, this model features an integrated holding brake for enhanced safety and secure positioning.What is the maximum operating speed of this servo motor?The HG-KR73B can achieve a maximum speed of up to 6000 RPM, facilitating high-speed operations.What environments is the HG-KR73B suitable for?With an IP65 protection rating (excluding the shaft), it is well-suited for harsh industrial environments, offering protection against dust and water.Is this servo motor compatible with standard industrial voltage?Yes, it is designed for a 200V AC voltage class, commonly found in industrial applications.

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PRODUCT DETAILS

Mitsubishi HG-KR73B

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: HG-KR73B
  • Series: HG-KR
  • Rated Output: 750W
  • Rated Speed: 3000 RPM
  • Maximum Speed: Up to 6000 RPM
  • Voltage Class: 200V AC
  • Rated Torque: Approximately 2.4 Nm
  • Peak Torque: Approximately 7.2 Nm
  • Brake Type: Built-in holding brake
  • Encoder: High-resolution incremental encoder
  • Mounting Type: Flange mount
  • Cooling Method: Natural cooling
  • Insulation Class: F
  • Ambient Temperature: 0°C to 40°C
  • Protection Rating: IP65 (excluding shaft)
  • Weight: Approximately 2.5 kg
  • Brake Holding Torque: Sufficient for reliable position retention during power-off or emergency stops.
  • Certifications: CE, UL, RoHS compliant.

Applications

The Mitsubishi Electric HG-KR73B servo motor's versatility and precision make it an ideal component for a broad spectrum of industrial automation applications, including:

  • Assembly Robots: Providing the precise movements necessary for intricate assembly tasks, enhancing efficiency and accuracy.
  • Positioning Tables: Ensuring accurate and repeatable positioning in manufacturing and testing environments.
  • Pick-and-Place Equipment: Facilitating rapid and precise material handling, boosting throughput in production lines.
  • Compact Industrial Machinery: Perfect for integration into machinery where space is at a premium but performance cannot be compromised.
  • High-Speed Packaging Systems: Enabling swift and reliable operation in packaging lines, optimizing production speed and consistency.
  • Medical Devices: Used in precision medical equipment requiring high accuracy and reliability.
  • Semiconductor Manufacturing: Critical for the precise movements needed in the sensitive processes of chip production.

Why Choose the HG-KR73B?

This model offers unmatched safety features with its integrated brake, ensuring secure operations. Its compact design and high-performance capabilities make it suitable for advanced automation tasks where space is limited but precision is paramount. The HG-KR73B is a testament to Mitsubishi Electric's engineering excellence, providing a robust and dependable solution for enhancing industrial productivity and operational stability.

Availability & Shipping

  • In stock: HG-KR73B 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 HG-KR73B ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The HG-KR73B has a rated power output of 750W, making it suitable for demanding industrial tasks.

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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