
Nidec Speed Reducer – Detailed Overview
Introduction
Nidec is a world-renowned manufacturer of precision motors and motion control solutions. Among its wide-ranging products, Nidec Speed Reducers play a crucial role in industrial applications by reducing the input speed from a motor and increasing torque output. These gearboxes are engineered for high efficiency, reliability, and long operational life across various industries.
What is a Speed Reducer?
A Speed Reducer (also known as a gearbox or gear reducer) is a mechanical device that reduces the speed of an input shaft to achieve a desired output speed while increasing torque. It is commonly used with motors in automation, robotics, and manufacturing systems.
Types of Nidec Speed Reducers
Nidec offers multiple types of speed reducers, tailored for precision, high-load, or compact applications:
🔹 Nidec-Shimpo Speed Reducers
VR Series – High-Precision Planetary Gear Reducers
High torque output
Backlash as low as 1 arc-minute
Suitable for servo motor applications
EV Series – Economy Planetary Gear Reducers
Cost-effective with precision
Compact and lightweight
AE Series – Right Angle Gear Reducers
Right-angle configuration saves space
Helical bevel gear design for quiet operation
VRSF Series – Flange Type Planetary Gear Reducers
High radial load capacity
Easy mounting with high axial stiffness
VRB Series – Right-Angle Planetary Gearboxes
Ideal for robots, conveyors, and compact machinery
Zero backlash options available
Flexwave Series – Harmonic Drive Precision Gear Reducers
Lightweight, backlash-free design
High torque-to-weight ratio
Ideal for robotics and high-precision equipment
Key Features of Nidec Speed Reducers
Feature Description
High Efficiency Up to 97% efficiency in planetary types
Low Backlash Suitable for precision positioning systems
High Torque Output Multistage designs provide enhanced torque performance
Compact & Lightweight Design Saves installation space and simplifies integration
Quiet Operation Helical gear teeth reduce vibration and noise
Multiple Mounting Options Shaft, flange, or right-angle configurations available
Durable Construction High-grade steel and aluminum alloy casing
Maintenance-Free Grease-lubricated for long service life
Technical Specifications (Varies by Model)
Parameter Typical Range
Gear Ratio 3:1 to 200:1 (depending on model)
Backlash <1 arc-minute to <15 arc-min (customizable)
Torque Output Up to 2000 Nm
Efficiency 90% to 97%
Noise Level <60 dB (helical gear models)
Input Speed Up to 6000 RPM
Protection Rating IP65 / sealed enclosure options available
Applications of Nidec Speed Reducers
✅ Industrial Automation
Servo motor integration for automated machinery
CNC machines, material handling, and pick-and-place systems
✅ Robotics
Articulated arms and collaborative robots (Cobots)
High-precision, backlash-free harmonic drive gearboxes
✅ Conveyors & Packaging Equipment
Speed regulation and torque control
Space-saving gearboxes for compact setups
✅ Medical and Laboratory Equipment
Smooth and quiet operation for patient-safe environments
Compact size fits inside medical imaging and diagnostic tools
✅ Textile & Printing Machines
Stable operation and precision control
Long duty cycles with minimal maintenance
Advantages of Nidec Speed Reducers
🔧 Precision Engineering – Low backlash and smooth motion
🧩 Versatile Designs – Multiple gear types and mounting options
🔇 Quiet & Reliable – Ideal for noise-sensitive environments
🔄 Long Lifespan – Durable materials and sealed design
🌍 Global Support – Widely used in Japan, USA, Europe, and Asia
Why Choose Nidec Speed Reducers?
✔️ Backed by Nidec's expertise in motor and motion control
✔️ Wide compatibility with AC/servo/stepper motors
✔️ Proven performance in demanding industrial environments
✔️ High-quality materials ensure durability and efficiency
✔️ Integrated with precision automation systems worldwide
Conclusion
Nidec Speed Reducers are the perfect solution for industrial systems requiring accurate, reliable, and compact gearboxes. Whether you need high torque, ultra-low backlash, or right-angle configurations, Nidec's planetary, harmonic, and precision reducers offer dependable performance across countless automation applications.
Would you like help choosing a model based on your motor type or torque requirement?
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