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  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
  • ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio
ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio

ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio

  • 1 - 199 Pieces
    $1,300
  • 200 - 499 Pieces
    $1,200
  • >= 500 Pieces
    $850

Customization:

Customized logo（Min.Order: 50 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 100 pieces）
View product details

ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Rotation Control: The ERob110 Hollow Harmonic Gearbox Rotary Servo Motor delivers high-precision rotational motion with a 120:1 gear ratio, enabling accurate angular positioning for robotic joints and automation systems.
  • High Torque & Efficiency: Equipped with a brushless DC servo motor and IE2 energy efficiency, it combines robust torque output (300 RPM at 48V) with low energy consumption, ideal for demanding applications.

Key features

  • 1. High-Grade Metallic Construction for Durability

    • With a precision-machined, high-grade metal body (likely aluminum or steel), ensure robust performance in industrial and robotic applications, outlasting plastic-based components in harsh environments*.

  • 2. Hollow Shaft Design for Seamless Integration

    • With a hollow shaft and modular mounting holes, easily integrate wiring and components into compact robotic systems, saving space compared to traditional servo motors*.

  • 3. Precision 120:1 Gear Ratio for Controlled Performance

    • With a 120:1 gear ratio and 300 RPM speed, achieve precise torque control and smooth operation, ideal for demanding automation tasks where accuracy is critical*.

  • 4. IE2 Energy Efficiency for Cost-Effective Use

    • Certified to IE2 efficiency standards, reduce energy consumption by up to 15% compared to non-certified motors, lowering long-term operational costs*.

  • 5. Versatile Scenario Adaptability for Robotics

    • Designed for precision robotics and automation, deliver reliable performance in space-constrained environments, such as industrial robots or automated machinery*.

Product details

ERob110 Hollow Harmonic Gearbox Rotary Servo Motor Robot Joint Actuator with 120 Ratio

The ERob110 Hollow Harmonic Gearbox Rotary Servo Motor is a precision-engineered actuator designed for robotics and automation systems. With a 120:1 gear ratio, 48V operation, and brushless commutation, it delivers high torque and smooth motion control in compact spaces. Its metallic construction and precision machining ensure durability in harsh environments, while customizable mounting options enable seamless integration into diverse applications.

Technical specifications

FeatureSpecificationBenefit
Commutation TypeBrushlessLonger lifespan and reduced maintenance
Efficiency ClassIE2 (High Efficiency)Energy savings and lower operational costs
Gear Ratio120:1High torque output for precise motion control
Rated Voltage48VCompatible with industrial power standards
Max Speed300 RPMBalances speed and torque for robotic joints
MaterialHigh-grade metal (Aluminum/Steel)Corrosion resistance and structural rigidity
DesignHollow cylindrical, compactSpace-saving and easy cable routing
Mounting OptionsPre-drilled hole patternCustomizable integration into systems

Customization guide

Adjustable parameters include:

  • Hole pattern spacing to fit specific mounting requirements.
  • Material thickness for enhanced load capacity or lightweight applications.
  • Gear ratio (within 80-140:1 range) to optimize torque-speed trade-offs.

Get inspired

With its hollow design and high precision, the ERob110 is ideal for robotic arms, automated assembly lines, or industrial grippers. The 120:1 gear ratio ensures stable power transmission even under heavy loads, while the brushless motor reduces downtime for maintenance.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Torque (Nm)15 Nm+15% (17.25 Nm)+30% (19.5 Nm)*
Max Load Capacity20 kg25 kg30 kg
Response Time200 ms180 ms150 ms
Environmental RatingIP54IP65IP67

Supplier's note

  1. Technical Breakthroughs:

    • Brushless Commutation: Reduces electromagnetic interference (EMI) by 30% compared to brushed motors.
    • Harmonic Gearbox Design: Achieves 95% efficiency, 10% higher than traditional planetary gearboxes.
    • Hollow Shaft Architecture: Enables 20% faster cable management in robotic joints.

  2. Optimal Version Selection:

    • Base Model: Ideal for light industrial tasks (e.g., pick-and-place robots) requiring standard torque and IP54 protection.
    • Advanced Model: Suitable for food processing or outdoor automation needing IP65 water/dust resistance and 15% higher torque.
    • Pro Model: Best for heavy-duty robotics (e.g., automotive assembly) with IP67 submersion resistance and 30% enhanced torque.

With the Pro Model’s 19.5 Nm torque and IP67 rating, you can safely deploy it in corrosive or wet environments, such as marine automation systems. Pair its fast 150 ms response time with the hollow shaft design to streamline high-speed robotic workflows.

Frequently asked questions

  • Which servo motor suits robotic arms needing high torque and precision?

  • How to maintain the ERob110's durability in industrial settings?

  • ERob110's metal construction vs plastic: Which is better for harsh environments?

  • Can ERob110's hollow shaft be customized for specific robot joints?

  • Is ERob110 certified for industrial automation compliance?

  • How does the ERob110's hollow shaft benefit robotic applications?

  • How does the ERob110's IE2 efficiency compare to standard motors?

  • How does the ERob110 balance 300 RPM speed with torque for precision tasks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Brushed DC MotorsLow-cost automation, toys, basic roboticsBrushed commutation (IEC 60034-30), efficiency IE1 (IEC 60034-30)Lower upfront cost, simple designRequires frequent brush replacement (▲▲▲ lifespan reduction vs brushless)
Stepper Motors3D printers, CNC machines, precise controlStep angle accuracy (1.8°/step), open-loop control (IEC 60034-1)No feedback sensor needed, precise positioningResonance at high speeds (▲ servo motors avoid this)
Industrial Servo MotorsHeavy machinery, robotics, manufacturingHigh torque (10+ Nm), closed-loop control (IEC 60034-1), 3000 RPM (IEC 60034-1)High precision, dynamic load handlingHigh cost, complex installation (▲ product’s compact design reduces footprint)
Brushless DC MotorsRobotics, drones, precision equipmentBrushless commutation (IEC 60034-30), IE2 efficiency (▲ over IE1), 48V (IEC 60034-28), 300 RPM (IEC 60034-1)No maintenance brushes, 3x longer lifespan (▲▲▲ vs brushed), energy-efficientHigher upfront cost (▲ product balances cost with compact design)
Gear MotorsConveyor systems, robotics jointsGear ratio (e.g., 50:1), torque multiplication (ISO 6333), reduced speedCompact size, torque boostPotential backlash (▲ product’s harmonic gearbox minimizes this)
Servo Gear MotorsPrecision robotics joints, automationHarmonic gearbox (ISO 9409), 120:1 ratio (ISO 6333), 300 RPM (IEC 60034-1)High precision, backlash-free motion (▲▲ vs standard gears), compact designHigher cost than basic gear motors (▲ product optimizes cost-performance balance)

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