China Wholesale Small DC Motor Factories & Exporter

Precision-Engineered Micro Drive Systems, High-Torque Gearmotors, and Customized BLDC Technologies for Global OEMs and Industrial Supply Chains

20+
Years R&D Experience
ISO9001
Certified Manufacturing
100%
Flexible OEM/ODM Customization
50+
Exporting Countries

Precision Micro DC Motor Catalog — Part I

Engineered for extreme performance, silent running, and extended lifecycle profiles across industrial, robotic, and appliance integrations.

Square Gearbox 100mm with 555 Dc 12v 24v Encoder Gear Motor Electric Lawn Mower Motor
Square Gearbox 100mm with 555 Dc 12v 24v Encoder Gear Motor Electric Lawn Mower Motor
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24V Brushed DC Screw Motors Low Power with 555 12V Specifications Permanent Magnet Construction
24V Brushed DC Screw Motors Low Power with 555 12V Specifications Permanent Magnet Construction
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Powerfull 20000rpm rs 775 Mini High Speed 24 Volt Dc Motor
Powerfull 20000rpm rs 775 Mini High Speed 24 Volt Dc Motor
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Shunli 12v 18v High Torque 24 Volt Dc Motor 20kg.cm 775 High Speed 24v Gear Motor 10nm Torque Dc Motor
Shunli 12v 18v High Torque 24 Volt Dc Motor 20kg.cm 775 High Speed 24v Gear Motor 10nm Torque Dc Motor
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42mm Dc Gear Planetary Motor with Gearbox Rs-755 Micro Gear Motor Dc 12v 24v for Robot Joint
42mm Dc Gear Planetary Motor with Gearbox Rs-755 Micro Gear Motor Dc 12v 24v for Robot Joint
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4.5v DC Motor with Gearbox,dc Gear Motor for Door Lock
4.5v DC Motor with Gearbox,dc Gear Motor for Door Lock
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Shunli 6v 12v Dc Gear Motors 24v 15000 Rpm Mini Dc Motor Rs-555 with the Lowest Price
Shunli 6v 12v Dc Gear Motors 24v 15000 Rpm Mini Dc Motor Rs-555 with the Lowest Price
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Shade Pole Ac Gear Motor Low Rpm 1.6RPM-30RPM 50HZ/60HZ 220v Machine Asynchronous Motor Single-phase 3months-1year
Shade Pole Ac Gear Motor Low Rpm 1.6RPM-30RPM 50HZ/60HZ 220v Machine Asynchronous Motor Single-phase 3months-1year
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The Pulse of Efficiency: Inside KINOV Motor

At KINOV Motor, we master the physics of rotation to power the technologies of tomorrow. As a premier certified manufacturer specializing in high-performance Micro DC Motors, DC Gear Motors, and Brushless DC Motors (BLDC), we have spent two decades engineering miniature motion solutions where high torque, silent acoustics, and enduring lifespans intersect.

Operating from our state-of-the-art, ISO9001-certified manufacturing facility, KINOV Motor bridges the gap between China’s world-class supply chain efficiency and international engineering rigor. Our compact micro-drives are trusted globally by product designers and R&D engineers in smart home automation, medical equipment, automotive electronics, and precision robotics—performing flawlessly under strict space and load constraints.

We don’t believe in one-size-fits-all hardware. KINOV Motor thrives on flexible OEM/ODM custom engineering. Backed by an elite in-house technical team holding multiple motor-tech patents, we offer rapid prototyping and seamless technical support. From specialized gear ratios and custom shaft configurations to precise voltage tuning, we design the silent, robust motor that drives your product's commercial success.

KINOV Production Facility Micro Motor Assembly High Precision Winding QC Testing Station

Macro-Industry Micro Motion Solutions

Decentralized intelligent drives are transforming automation. KINOV Motor engineers targeted solutions for high-demand global industry verticals.

Medical & Clinical Robotics

Surgical tools, drug delivery systems, and prosthetic joints demand motors with extreme power density and absolute reliability. Our miniature planetary gearmotors provide smooth, low-backlash motion profiles to safeguard patients and ensure procedural accuracy in critical medical care devices.

Smart Home & Building Automation

Modern smart environments depend on quiet, space-saving drive mechanics. Our custom 3V, 6V, and 12V gearmotors are specifically configured for automated door locks, motorized window shades, and HVAC ventilation valves, boasting ultra-quiet operation and low standby power consumption.

Automotive Auxiliary Actuators

From smart electronic side mirrors and electronic steering column locks to electric seat adjustment rails, KINOV DC motors are built to withstand severe shock, vibration, and extreme temperature variations, ensuring compliance with automotive quality requirements.

Industrial AGVs & Material Handling

In warehouse environments, small automated guided vehicles (AGVs) require high-torque traction wheels and lifting mechanisms. Our heavy-duty worm gear drives deliver excellent radial loads and high holding torques in exceptionally narrow mechanical geometries.

Defense, UAVs & Surveillance Systems

High-speed micro motors are critical for drone propulsion, gimbal stabilization, and remote camera pans. KINOV's high-speed coreless and brushless models ensure swift angular acceleration, minimum EMI/RFI noise levels, and superior thermal dissapation.

Agricultural Automation & Gardening

Precision electric lawn mowers and automatic seeders operating in outdoors face high humidity and dust. Our environmental-sealed DC motors provide long-term operation, preventing water ingress while keeping high operational efficiency.

Precision Manufacturing & Processing Machinery

Underpinned by high-end machining tools and automated assembly procedures, our factory ensures consistency, traceability, and dimensional integrity for high-volume wholesale requirements.

High Precision Lathes Automated CNC Center Winding Process Area

Our Standardized Manufacturing Process Flow

Raw Material
Raw Material
Soldering
Soldering
Assembling
Assembling
Testing
Testing
Packing
Packing
Storage
Storage

Advanced Production & Tooling Department

Our workshop houses advanced machinery tools imported globally alongside top-tier domestic brands. This capital investment allows us to retain strict control over micro-gear geometries and motor concentricity.

NINGJIANG MACHINE TOOL
NINGJIANG MACHINE TOOL
High Precision Horizontal Gear Hobbing Machine
Horizontal Gear Hobber
Lathing Machine
Lathing Machine
Milling Machine
Milling Machine
Drying Oven
Drying Oven
Automatic Gear Riveting Machine
Auto Gear Riveting
Packing Machine
Packing Machine
Pneumatic Pressing Machine
Pneumatic Press
Manual Pressing Machine
Manual Press
Computer Wire Winding Machine
CNC Wire Winder
Injection Machine
Injection Molding
Slow-feeding NC wire-cut machine
NC Wire-Cut Machine
EDM
EDM Machine
Hobbing Machine
Gear Hobbing
Glue Dispenser
Automatic Gluer
Design
R&D and CAD Design

Rigorous QA Testing & Lab Infrastructure

Every single motor batch undergoes exhaustive performance, environmental, and endurance validation within our dedicated in-house labs. We verify reliability before shipping.

Qc Checking
In-line QC Verification
Programmable Constant Temperature & Humidity Testing Chamber
Climate Testing Chamber
Noise Testing Chamber
Acoustic Testing Chamber
Salt Spray Testing Machine
Salt Spray Tester
Dynamometer Machine
Dynamometer Machine
Hardness Tester
Hardness Tester
Video Measuring Instrument
Video Measuring Unit
Aging Shelf
Endurance Aging Shelf
Motor Testing Machine
Motor Testing Machine
Microscope
Metallurgical Microscope
Digital Oscilloscope
Digital Oscilloscope
Soundproof Room
Soundproof Testing Room
Magnetic Powder Testing Machine
Magnetic Powder Tester

Our QA process begins with material inspection, screening magnet wire purity, rotor laminations, and brush alloy chemistry. Intermediate assembly stages are verified using 2.5D optical measurement systems and digital oscilloscopes to map back-EMF waves.

Finished drive units undergo rigorous endurance aging and salt-spray mist tests to evaluate corrosion resistance. Our specialized acoustic testing chamber enables us to optimize gear teeth profiles, targeting db(A) levels below 35dB for noise-sensitive biomedical and residential applications.

Technological Roadmap & Material Science Innovations

The future of miniature electric drives lies in increased efficiency, digital integration, and material optimizations.

Neodymium Bonded Assemblies

To achieve high power output within sub-20mm diameters, we utilize advanced NdFeB (Neodymium Iron Boron) rare-earth magnets. This increases magnetic flux density, allowing our miniature motors to deliver up to 40% higher torque output compared to conventional ferrite designs.

Integrated Encoder Solutions

As closed-loop automation expands, we integrate high-resolution magnetic and optical encoders directly into the motor's rear endbell. This provides real-time feedback for precise speed control, position tracking, and velocity modulation.

Brushless DC (BLDC) Transition

To meet demands for longer system lifespans, we are scaling up production of slotless and slotted brushless DC motors. Removing mechanical brushes minimizes friction and wear, enabling continuous-run lifespans exceeding 20,000 operational hours.

Global Regulatory Compliance & Regional Operations Support

We help OEMs navigate international import regulations, certification demands, and technical documentation requirements.

For global product deployments, meeting environmental and safety standards is essential. KINOV Motor guarantees compliance with the EU RoHS Directive (Restriction of Hazardous Substances) and REACH regulations. Our production facilities maintain strict processes to prevent heavy metal and chemical contamination in our structural components.

For medical and automotive customers, we provide complete material declaration sheets (IMDS), flame retardancy assessments (UL94-V0 compliance), and CE/FCC electromagnetic compatibility documentation.

Compliance Checklist

  • CE Mark: Compliant with EU low voltage & EMC directives.
  • UL Recognition: Winding wire and plastics meet UL standards.
  • RoHS & REACH: 100% lead-free, non-toxic materials.
  • ISO 9001:2015: Total quality management systems.
  • Conflict-Free Materials: Ethical mineral sourcing policies.

Consult with a KINOV Motor Applications Engineer Today

Have specific dimensions, torque limits, or environmental parameters? Contact our engineering team for detailed technical feedback, custom gear ratio reviews, or to request a prototyping run.

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Technical Q&A / Frequently Asked Questions

Answers to engineering and logistics questions from OEM buyers and design engineers.

Q1: What are the main design differences between spur gearboxes and planetary gearboxes?
Spur gearboxes feature parallel-shaft configurations, providing high efficiency, low power consumption, and quiet operation at lower torque ratings. Planetary gearboxes utilize multiple planet gears to distribute load, delivering high torque density and excellent shock resistance within a compact diameter. Planetary gearboxes are ideal for space-constrained applications like robotic joints, while spur gearboxes are cost-effective for locks and toys.
Q2: How does KINOV Motor minimize audible noise in high-ratio gearmotor assemblies?
We use high-precision gear hobbing machinery to maintain tight tooth tolerances, select specialized self-lubricating synthetic gear materials, and perform dynamic balancing on high-speed rotors. Our testing includes noise level checks in an anechoic soundproof chamber to verify compliance with strict noise limits.
Q3: Can we customize shaft geometry and electrical termination configurations?
Yes. KINOV Motor offers extensive ODM customizations, including D-cut shafts, round shafts, cross holes, and customized pinions. We also customize lead wire lengths, connector terminals, and integrate EMI suppressing components like varistors or capacitors.
Q4: What is the typical lead time for custom micro motor samples and bulk orders?
For minor modifications, engineering samples are completed within 7 to 10 days. Complex custom gearbox designs require 15 to 25 days. Standard bulk production orders are completed within 25 to 35 days, depending on batch volume and specific raw material requirements.

Precision Micro DC Motor Catalog — Part II

Engineered for extreme performance, silent running, and extended lifecycle profiles across industrial, robotic, and appliance integrations.

High Torque 46mm 32mm Flat Worm Gearbox 6V 12V 24V Micro Small Dc Worm Gear Motor Low Speed 3rpm 100rpm
High Torque 46mm 32mm Flat Worm Gearbox 6V 12V 24V Micro Small Dc Worm Gear Motor Low Speed 3rpm 100rpm
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Flat 3.7v Mini Dildos and Vibrator Urethra Vibrators Vibration Motor
Flat 3.7v Mini Dildos and Vibrator Urethra Vibrators Vibration Motor
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Shunli Customizable 12v Dc Worm Gear Motor 370 With Torque 2Nm 30Rpm 60Rpm for Sewing Machine
Shunli Customizable 12v Dc Worm Gear Motor 370 With Torque 2Nm 30Rpm 60Rpm for Sewing Machine
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Small Electric Magnetic N20 3v Dc Vibration Motor
Small Electric Magnetic N20 3v Dc Vibration Motor
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Shunli 4.5v Dc Gear Patent Motor for Dc Motor Shunli Permanent Magnet Brush Customized 30-100RPM
Shunli 4.5v Dc Gear Patent Motor for Dc Motor Shunli Permanent Magnet Brush Customized 30-100RPM
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28mm Diameter Gear Motor with Reducer and Encorder Dc Planetary Gear Motor 12v 36v
28mm Diameter Gear Motor with Reducer and Encorder Dc Planetary Gear Motor 12v 36v
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Shunli Custom 5v 60rpm 12*10mm Gearbox motor Plus N30 Permanent Magnet Dc Gear Motor 12V
Shunli Custom 5v 60rpm 12*10mm Gearbox motor Plus N30 Permanent Magnet Dc Gear Motor 12V
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Shunli Custom 3v 6v Mini Small Dc Gear Motor 30Rpm 40Rpm 60Rpm Totally Enclosed Dirp Proof Smart Lock Motor
Shunli Custom 3v 6v Mini Small Dc Gear Motor 30Rpm 40Rpm 60Rpm Totally Enclosed Dirp Proof Smart Lock Motor
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