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HARMONIC

HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator

HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator

$500.04 USD
$500.04 USD $500.04 USD
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Condition used
MPN FHA8C50E200C
Voltage 200V
Max Torque 8N·m
Control Type PLC
RPM 1500
Phase 3Phase
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Description


HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator

HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator offers high precision and reliability for PLC-based automation systems.

HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator is a precision servo motor designed for PLC industries. It features high torque capability, 1500 RPM speed, and 8N·m maximum torque. The motor is compatible with various control systems and provides reliable performance for industrial automation applications.

Engineer's Quick Brief

  • HARMONIC DRIVE FHA-8C-50-E200-C is a compact hollow-shaft AC servo actuator designed for ultra-precise rotary motion control in robotics, semiconductor handling, optical positioning, and compact automation systems.
  • 50:1 Harmonic Drive reduction enables zero-backlash positioning with exceptionally high repeatability and smooth low-speed motion characteristics.
  • Integrated hollow shaft architecture simplifies cable routing, air tubing pass-through, and compact robotic joint design while reducing external mechanical complexity.
  • E200 incremental encoder configuration supports high-resolution motion feedback for precision servo control applications requiring stable micro-positioning performance.

SEO Introduction

The HARMONIC DRIVE FHA-8C-50-E200-C AC Servo Actuator is a miniature high-precision servo actuator integrating a brushless AC servo motor, Harmonic Drive® reduction gear, integrated output bearing, and incremental encoder into a compact hollow-shaft structure.

This actuator is widely deployed in robotics, semiconductor manufacturing equipment, optical positioning systems, medical automation, and precision indexing mechanisms where zero backlash, compact form factor, and stable positioning accuracy are critical.

The FHA-C Mini platform is optimized for applications requiring high torque density, lightweight integration, and high-resolution servo motion control within extremely limited installation spaces.

Technical Specifications

Parameter Specification
Manufacturer Harmonic Drive Systems
Series FHA-C Mini Series
Model FHA-8C-50-E200-C
Actuator Type AC Servo Actuator with Hollow Shaft
Reduction Ratio 50:1
Encoder Type Incremental Encoder (E200)
Encoder Resolution 2000 pulse/revolution encoder class
Maximum Torque 3.3 Nm
Maximum Speed 120 rpm
Torque Constant 1.3 Nm/A(rms)
Maximum Current 3.3 A(rms)
Allowable Continuous Current 1.7 A(rms)
One-Way Positioning Accuracy 120 arc-sec
Allowable Moment Load 40 Nm
Moment Stiffness 4 × 104 Nm/rad
Moment of Inertia (GD²/4) 0.0100 kg·m²
Output Resolution 400,000 p/rev
Hollow Shaft Diameter 8 mm
Outer Diameter 80 mm
Mass 0.62 kg
Structure Compact Flat Hollow-Shaft Design
Feedback Interface Incremental RS-422 Encoder Architecture
Compatible Servo Drives RTL-230-18, REL-230-18, HA-800 Series, DDP/DEP Series
Typical Supply Voltage 24VDC / 100VAC / 200VAC platform variants
Backlash Practically Zero Backlash Harmonic Drive Mechanism
Mounting Style Flange Mount
Typical Industrial Use Robotics, Optical Alignment, Precision Rotary Axes
Engineering Note: The FHA-8C-50-E200-C combines the servo motor, reduction gear, encoder, and output support bearing into a single compact module, reducing assembly complexity and improving axis rigidity compared with separate motor + gearbox architectures.

Application Matrix

Industry Application Engineering Value
Industrial Robotics Small robotic joints and rotary axes Compact high-torque positioning with zero backlash
Semiconductor Equipment Wafer handling and precision indexing Stable repeatability and vibration reduction
Optical Systems Laser scanning and optical alignment High-resolution angular positioning
Medical Automation Surgical positioning and compact actuators Smooth low-speed motion with minimal backlash
Precision Inspection Equipment Rotary positioning tables Improved motion accuracy and compact integration
Laboratory Automation Micro-positioning systems High repeatability in confined mechanical layouts

Troubleshooting & FAQ

Why is the actuator heating during low-speed holding operation?

Continuous holding torque at low speed can increase motor current and thermal load. Verify servo tuning parameters, allowable continuous current limits, and duty cycle configuration.

Can the hollow shaft be used for cable routing?

Yes. The FHA-C Mini architecture is specifically designed for cable, air tube, or optical path pass-through applications inside robotic or compact rotary mechanisms.

What causes positioning instability in precision indexing systems?

Common causes include improper servo gain settings, excessive external inertia, insufficient mechanical rigidity, or encoder signal noise.

Is external support bearing required?

In many compact applications, the integrated output bearing can directly support the payload without additional bearing structures. Final validation depends on radial, axial, and moment load conditions.

Which servo drives are commonly used with FHA-8C actuators?

Typical compatible platforms include Harmonic Drive DDP, DEP, REL, RTL, and HA-series servo controllers depending on voltage and encoder configuration.

How should the actuator be mounted?

Use precision flange mounting surfaces with controlled alignment tolerances to prevent bearing preload distortion and output shaft eccentricity.

Cross-Reference Guide

Model Relationship Difference
FHA-8C-30-E200 Lower reduction ratio variant Higher output speed, lower torque multiplication
FHA-8C-100-E200 Higher reduction ratio variant Higher positioning resolution and torque
FHA-11C-50-E200 Larger frame size alternative Higher torque and moment load capacity
FHA-14C-50-E200 Higher-capacity actuator Increased payload and rigidity
RSF-8A Series Related Harmonic Drive compact actuator platform Different mechanical architecture and integration approach

About Koeed Automation

Expert Supply Solutions for Global Industrial Electronics

At Koeed.com, we are professional architects of the industrial electronics supply chain. We specialize in providing high-performance PLCs, HMIs, Servo Motors, Drives, and Converters to ensure that modern manufacturing operations remain efficient, reliable, and future-proof in 2026’s competitive landscape.

🛡️ Certified Quality

We source only 100% authentic industrial hardware from global category leaders. Every component undergoes a rigorous verification process to meet Industry 4.0 reliability standards.

⚙️ Engineering Domain

Our experts provide more than just parts; we offer technical insight. We assist in complex product selection and compatibility audits for both legacy system upgrades and new installations.

🌐 Rapid Global Logistics

Time is money in industrial automation. Our optimized supply network ensures that critical components reach your facility quickly, significantly reducing unplanned downtime and operational loss.

Strategic Global Portfolio: Siemens, Omron, FANUC, Schneider Electric, Mitsubishi, Yaskawa, Allen-Bradley, and other elite industrial brands.

Supporting your vision for a smarter, more efficient industrial future.

Alternative Names


  • HARMONIC DRIVE FHA-8C-50-E200-C2
  • HARMONIC DRIVE FHA-8C-50-E200-C3

Special Reminder

Important

If you have any questions about product information and prices, please feel free to contact us by email or WhatsApp. We will respond quickly.

  • Business Days Only (Monday through Saturday)
  • It takes up to 10 days from the time of ordering (excluding Saturdays and Sundays) to the time of delivery to your designated location. Worldwide delivery.
  • Within 3 days after placing the order, we will send you photos and videos of the product via email or WhatsApp for confirmation

International shipping - items may be subject to customs processing depending on the item's customs value.
Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:

  • Delays from customs inspection.
  • Import duties and taxes which buyers must pay.
  • Brokerage fees payable at the point of delivery.

Shipping Policy

Global Delivery

We ship to customers all over the world. Our primary logistics providers are DHL, UPS, TNT, FedEx, and EMS.

Processing Time

All orders are processed within 72 hours of purchase. Please note that this applies to business days only.

Shipping Rates & Delivery Estimates

Shipping charges for your order will be calculated and displayed at checkout. Delivery estimates are within 7-14 days. Please note that these shipping times are only estimates and unfortunately, cannot be guaranteed.

Shipment Confirmation & Order Tracking

You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.

Customs, Duties, and Taxes

Please note, international shipping services do vary from country to country. To find out the exact services that are available, please put in your full address at checkout. Shipping internationally does mean that you may be required to pay customs and import taxes. All international customers are responsible for the customs rates within their own country. For further information, we recommend contacting your local customs office.

Damages

We take every reasonable precaution to ensure that products are not damaged. If the item is damaged in transit, please immediately contact us. We are not liable for any products damaged or lost during shipping. If you received your order damaged, please contact the shipment carrier to file a claim. Please save all packaging materials and damaged goods before filing a claim.

Force Majeure

When encountering with force majeure, the processing of orders will be delayed. Nevertheless, it is ensured that your order will be processed in a fast manner when weather permits.

Address Verification

Please verify you have the correct shipping address on your order PRIOR to making payment as this is the address we will ship to.

Return Policy

For more information, visit our Return Policy page.

International shipping - items may be subject to customs processing depending on the item's customs value.

Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:
• Delays from customs inspection.
• Import duties and taxes which buyers must pay.
• Brokerage fees payable at the point of delivery.

Contact Us

If you have any questions about your order, please contact us at moritta@koeed.com.

Return Policy

Return and Refund Policy

We want you to be completely satisfied with your purchase on our store. If for any reason you are not entirely satisfied, we're here to help!

Returns

You have a generous 30 calendar days to return an item from the date you received it. To be eligible for a return, ensure the item is in its original, unworn, and unused condition with tags and packaging intact. Retain your receipt or proof of purchase for eligibility. Please note that certain items are non-returnable like perishables, custom products, personal care goods, hazardous materials, flammable liquids, and gases. Reach out for clarifications on specific items.

Return Process

Commence the return process by reaching out to us at moritta@koeed.com. Upon approval, we will furnish you with a return shipping label and detailed instructions for dispatching your package. Unnotified returns will not be accepted.

Damages and Issues

Kindly review your order upon delivery. Notify us promptly if it arrives defective, damaged, or incorrect. We will address the matter swiftly.

Exchanges

Facilitate a swift exchange by returning the original item once approved and making a new purchase.

EU 14-Day Cooling Off Period

EU-bound shipments allow a 14-day cancellation or return period without justification. Conditions mirror standard returns.

Refunds

Upon receiving and inspecting your return, we’ll inform you of the refund status. Approved refunds are automatically processed within 10 business days via the initial payment method. Allow time for financial institutions to finalize the refund. For delays exceeding 15 business days post-approval, contact us at moritta@koeed.com.

Shipping

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Contact Us

If you have any questions on how to return your item to us, feel free to contact us at moritta@koeed.com.

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