China Wholesale Geared Electric Motor Factory & Suppliers

Global OEM/ODM Custom Manufacturing of High-Torque, Low-RPM Micro DC, Planetary, and AC Shaded Pole Gear Motors for Smart Lock, Robotics, and Smart Industrial Automation.

High-Efficiency Micro Geared Electric Motors

Engineered to drive precision actuators, robotics, and consumer electronics with optimized torque densities.

Micro Speed Dc 6v 12v Reduction Gearbox 12mm Electric Mini Dc Geared Motor

Micro Speed Dc 6v 12v Reduction Gearbox 12mm Electric Mini Dc Geared Motor

Verify Specifications
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

Verify Specifications
Shunli 4.5V/6V/10V/12V DC Gear Motor with N20 Micro Motor Gearbox

Shunli 4.5V/6V/10V/12V DC Gear Motor with N20 Micro Motor Gearbox Permanent Magnet Construction Brush Commutation for Toys

Verify Specifications
Good Sale 8MM Diameter 12v 24v 100w 120w 180w 10a 1000rpm High Torque Brush Dc Motor

Good Sale 8MM Diameter 12v 24v 100w 120w 180w 10a 1000rpm High Torque Brush Dc Motor for Agitator and Wiper

Verify Specifications
12 Dc Motor 9000 Rpm Brush Micro Motor 6-24v Is Available

12 Dc Motor 9000 Rpm Brush Micro Motor 6-24v Is Available

Verify Specifications
Asynchronous Motor Shaded Pole Ac Fan Parts Gear Motor

Asynchronous Motor Shaded Pole Ac Fan Parts Gear Motor China Low Speed Ac Shaded Pole Gear Motor

Verify Specifications
Shunli 12v 24v Dc Planetary Gear Motor High Torque Low Rpm

Shunli 12v 24v Dc Planetary Gear Motor High Torque Low Rpm 36mm 12v Dc Planetary Gear Motor

Verify Specifications
12volt 24v High Torque Low Rpm 5rpm 1000rpm Micro Dc Brushless Gear Motor

12volt 24v High Torque Low Rpm 5rpm 1000rpm Micro Dc Brushless Gear Motor with Dia 37mm Gearbox for Robot/home Appliance/car

Verify Specifications

Mastering the Micro-Universe: The TorqFlex Motor Standard

At TorqFlex, we measure our success in micrometers and decibels. We understand that inside a premium robotic joint, a medical dosing pump, or a high-end smart lock, space is the ultimate luxury. Our mission is to pack maximum torque, unyielding durability, and near-silent acoustics into the most compact footprints imaginable.

Our expertise lies in the harmony of miniature engineering. From precision-wound rotors and high-purity copper commutators to custom-designed planetary gearheads, every component inside a TorqFlex micro motor is optimized for low energy consumption and a friction-free lifespan. We constantly push the limits of micro-drive tech, utilizing advanced automated Swiss-style hobbing and Japanese dynamic balancing to ensure that our internal gear trains operate with zero-backlash precision. When the integrity of your high-tech device hangs on repeated mechanical perfection, TorqFlex delivers the silent power that anchors your design.

High-Precision Manufacturing Focus

By combining CNC Swiss-style lathing with state-of-the-art metrology, we eliminate the mechanical deviations that lead to excessive audible noise and high friction losses.

  • Optimized Backlash: High-precision gears targeting < 1.5° angular backlash.
  • Thermal Resilience: Specialized winding encapsulation to manage coil heating.
  • Acoustic Optimization: Sub-35dB operation for consumer and medical environments.
  • Severe Environment Protection: Modular IP ratings from IP40 to IP67.

Key Macro Trends Shaping the Geared Motor Landscape

Insights from global procurement analyses, highlighting transitioning technologies, automation thresholds, and structural changes.

Precision Engineering & Electromagnetic Optimization

Our engineering framework is designed to bridge the gap between heavy torque demands and space-constrained applications.

Advanced Gearbox Materials

We offer specialized material configurations to match cost targets and performance parameters. For high-torque applications, we utilize powdered metallurgy gears and alloy steels. For ultra-quiet, consumer-grade gearboxes, engineering plastics such as POM or PEEK are specified to damp high-frequency vibration harmonics.

Precision gear profile shaving is performed on every metal gear, ensuring high tooth contact ratios and uniform load sharing across the gear teeth.

Dynamic Magnetic Simulation

Utilizing finite element analysis (FEA) software, we model the magnetic flux path inside our PMDC and BLDC motors. This optimization minimizes cogging torque and reduces ripple, which directly translates to smoother operation at low speeds.

High-purity, oxygen-free copper wire and high-grade sintered neodymium-iron-boron (NdFeB) magnets are standard in all high-torque assemblies to maximize magnetic flux density.

Vertical Integration & Precision Machinery

From raw steel feedstocks to automated dynamic balancing, every step of our manufacturing is controlled under strict ISO 9001:2015 frameworks.

Raw Material Inspection
Raw Material Preparation
Soldering Station
Precision Soldering
Assembling Line
Modular Assembly
Testing Station
Dynamic Functional Testing
Packing Station
Protective Packing
Finished Storage
Climate-Controlled Storage
NINGJIANG MACHINE TOOL
NINGJIANG MACHINE TOOL
High Precision Horizontal Gear Hobbing Machine
High Precision Hobbing
Lathing Machine
Lathing Machine
Milling Machine
Milling Machine
Drying Oven
Drying Oven
Automatic Gear Riveting Machine
Gear Riveting Machine
Packing Machine
Automatic Packing Line
Pneumatic Pressing Machine
Pneumatic Pressing
Manual Pressing Machine
Manual Pressing
Computer Wire Winding Machine
Wire Winding Station
Injection Machine
Plastic Injection Machine
Slow-feeding NC wire-cut machine
Slow-Feeding NC Wire-Cut
EDM
EDM Machine
Hobbing Machine
Hobbing Machine
Glue Dispenser
Automatic Glue Dispenser
Design Division
CAD/CAM Design Division

Rigorous Metrology & Quality Control Protocols

We adhere to the zero-defect methodology. Each motor undergoes continuous electrical, thermal, and mechanical loading verification.

Programmable Constant Temperature & Humidity Testing Chamber
Temp & Humidity Testing
Noise Testing Chamber
Noise Testing Chamber
Salt Spray Testing Machine
Salt Spray Testing
Qc Checking
In-line QC Verification
Programmable Constant Temperature & Humidity Testing
Thermal Cycle Chamber
Noise Testing Chamber
Acoustic Testing
Salt Spray Testing Machine
Corrosion Endurance Test
Dynamometer Machine
Torque Dynamometer
Hardness Tester
Hardness Tester
Video Measuring Instrument
Optical 2D Measurement
Aging Shelf
Life-Cycle Aging Rack
Motor Testing Machine
Electrical Parameters Tester
Microscope
High-Magnification Microscope
Digital Oscilloscope
Digital Oscilloscope
Soundproof Room
Soundproof Testing Room
Magnetic Powder Testing Machine
Magnetic Particle Inspection

Engineered to Excel in Harsh Environments

From heavy commercial duty cycles to miniature high-security lockers, our drives deliver predictable performance.

Smart Lock Actuation

Our N20 and customized 12mm reduction gear motors provide high startup torque, allowing smart lock mechanisms to overcome bolt friction. Standard and custom shafts ensure easy integration into compact door locks.

Automotive Components

We engineer rugged, high-torque brushed DC motors for demanding environments. Applications include heavy-duty vehicle wipers, seating adjusters, and active HVAC damper systems that require high durability.

Robotics & AGV Drive Joints

Planetary gearboxes coupled with integrated Hall-effect encoders allow for precise angular feedback. They provide the control needed for delivery robots, surgical positioning tables, and automated guided vehicles (AGVs).

Global Standards Compliance & Reliable Logistics

Helping international engineering teams simplify their supply chains and reduce compliance risk.

100%
RoHS & CE Compliance
<0.5%
Field Failure Rate
25+
Export Destination Countries
24h
Engineering Response Time

Local Technical Support & Customization Flexibility

We provide custom engineering services for global clients, including customized shaft profiles, special gear ratios, custom cabling connectors, and targeted electromagnetic shielding (EMI/EMC). Our team supports international delivery terms (FOB, CIF, DDP) and complies with global quality certifications.

Technical FAQ: Designing & Specifying Geared Motors

Answers to common design and integration questions from electrical and mechanical engineers.

What is the difference between planetary gearheads and spur gearheads?
Planetary gearheads divide the mechanical load across multiple planet gears, providing high torque density, high efficiency, and high torsional stiffness in a compact coaxial design. Spur gearheads use simple, offset gear stages, which makes them highly cost-effective for lower-torque, budget-sensitive applications.
How can you minimize audible gear noise in smart locks and consumer devices?
Audible gear noise is reduced by matching gear materials, optimizing tooth profiles, and choosing the right lubricants. We often design hybrid gearboxes that combine plastic input gears (to damp high-frequency vibration) with high-strength steel output gears (to handle heavy output torque).
Do you support customization for custom shaft profiles and wire harnesses?
Yes. We routinely customize shaft dimensions (D-cut, cross-drilled, keyed, or threaded), modify gear ratios, change lead wire specifications, and install specific customer-designated connectors. Minimum order quantities (MOQs) apply depending on the design modification.
What are the main advantages of brushless DC (BLDC) gear motors over brushed DC motors?
BLDC gear motors do not have brushes to wear down, which extends their operating life and eliminates electrical sparking and EMI. They also offer higher efficiency, quieter operation, and better thermal dissipation. Brushed motors remain a simple, cost-effective option for low duty-cycle and basic drive applications.
What environmental IP ratings are available for your gear motors?
Our standard micro-drive motors are rated IP40. For outdoor, medical, or harsh industrial environments, we can upgrade seals, customize housings, and seal wire exits to achieve up to IP65 or IP67 ingress protection.

Heavy-Duty & Custom Gear Motor Configurations

Specially configured gearmotors, planetary systems, and worm gearboxes engineered to operate reliably under variable load conditions.

12v 24v 36v Brushless Dc Planetary Gear Motor Planetary Gearbox

12v 24v 36v Brushless Dc Planetary Gear Motor Planetary Gearbox BLDC Motor

Verify Specifications
Shunli Single Phase AC Shaded Pole Gear Motor

Shunli 50/60 Hz 100v 110v 220v 240v Single Phase AC Shaded Pole Gear Motor Low RPM 3.5RPM 30RPM 50RPM 100RPM for Pallet Stove

Verify Specifications
Shunli Custom Electronics RS 775 12V-24V DC

Shunli Custom Electronics RS 775 12V-24V DC Heavy & High Speed and Large Torque DC Motor for Your DIY/Toys/Science

Verify Specifications
Shunli Dc Gear Motor 3V 6V 12V Smart Lock

Shunli Dc Gear Motor 3V 6V 12V 1.4-1.6A 90RPM Automatic Lock Body Motor Smart Lock

Verify Specifications
Shunli Factory Customize for Lock Electric Dc Gear Motor

Shunli Factory Customize for Lock Electric Dc Gear Motor 6v 10v 12v Small Dc Motor for Smart Lock

Verify Specifications
Low Speed Brushless Motor 24 Volt Hall Effect Sensor Dc Planetary Gear Motor

Low Speed Brushless Motor 24 Volt Hall Effect Sensor Dc Planetary Gear Motor

Verify Specifications
Shunli Custom Worm Gear Box Reverse 12v

Shunli Custom Worm Gear Box Reverse 12v 0.95Rpm 165Rpm 45Kg Dc Worm Gear Motor High Torque Dc Motor for Gashapon Mmachine

Verify Specifications
Electric Motor with Gear Box for Smart Locks

Electric Motor with Gear Box for Smart Locks and Electric Motor with Gear Box for Molding Machine for Automation s

Verify Specifications