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Mitsubishi Electric HC-KFS73B HC-KFS Series AC Servo Motor

Mitsubishi Electric HC-KFS73B HC-KFS Series AC Servo Motor

Only 10 item(s) left in stock
  • Manufacturer: Mitsubishi Electric

  • Product No.: HC-KFS73B

  • Country of origin:United States

  • Product Type: AC Servo Motors

  • Payment: T/T, Western Union

  • Weight: 500g

  • Shipping port: Xiamen

  • Warranty: 12 months

Quantity
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Description

Engineered for high-performance industrial motion control, the HC-KFS73B AC servo motor delivers precise speed and torque regulation within compatible servo drive networks. This low-inertia rotary motor features an integrated electromagnetic brake, making it highly suited for vertical axis control or applications requiring reliable holding torque when powered down. Its robust design ensures structural compatibility with automated machinery, minimizing mechanical stress and maximizing thermal efficiency during continuous duty cycles.

Operating as a critical component in automated positioning systems, the HC-KFS73B utilizes a high-resolution built-in encoder to provide accurate closed-loop feedback. Its compact frame is optimized for space-constrained installations, allowing seamless integration into CNC machinery, material handling systems, and packaging lines.

Features

  • Low inertia design optimized for high-frequency start/stop cycles and rapid acceleration.
  • Integrated electromagnetic brake for secure holding capability during power outages or system shutdowns.
  • High-resolution encoder feedback ensuring precise positioning and speed stability.
  • Industrial-grade environmental sealing designed to withstand typical manufacturing conditions.
  • Reliable terminal connection points for minimized electromagnetic interference.

Applications

  • Z-axis control in multi-axis CNC machining centers.
  • Vertical lifts and material handling conveyors.
  • Automated pick-and-place packaging systems.
  • Semiconductor manufacturing positioning stages.

Technical Specifications

CategorySpecification ParameterValue
Manufacturer Mitsubishi Electric HC-KFS73B
Series HC-KFS AC Servo Motor
Rated Output Capacity 0.75 kW 3000 r/min
Maximum Speed 4500 r/min 5175 r/min
Rated Current 5.8 A 18.6 A
Power Facility Capacity 1.3 kVA 37.7 kW/s
Electromagnetic Brake Yes (Holding Brake) 5.5 kg

Connections and Interfaces

Terminal Pin/Wire Function Assignment
U Motor Phase U
V Motor Phase V
W Motor Phase W
Earth (Green/Yellow) Protective Ground
B1 / B2 Electromagnetic Brake Controls (Non-polarized)

Installation Guidelines

To ensure optimal thermal dissipation and mechanical life, mount the HC-KFS73B servo motor on a metallic surface acting as a heat sink. Ensure the shaft alignment matches the load coupler with a tolerance of less than 0.03 mm to prevent premature bearing wear. Secure all power and encoder cables using strain relief fittings, keeping high-voltage motor lines separated from low-voltage signal cables to mitigate electrical noise. During commissioning, verify that the electromagnetic brake is fully released electrically before initiating motor rotation.

Compliance and Certifications

  • CE Mark
  • UL Recognized Component
  • cUL Certified
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What is the primary function of the electromagnetic brake in the HC-KFS73B?

The integrated electromagnetic brake is designed as a holding brake to prevent the motor shaft from rotating when the control power is shut off, making it ideal for vertical axis holding applications.

What are the rated and maximum speeds of this AC servo motor?

The HC-KFS73B has a rated speed of 3000 r/min and a maximum operating speed of 4500 r/min.

Does this motor require a specific amplifier configuration?

Yes, the HC-KFS73B must be paired with a compatible Mitsubishi Electric servo amplifier matching its electrical ratings and encoder interface requirements.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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