info.viramicro.com

Global Industrial Micro-Drive Systems

AC Shaded Pole Gear Motor Factory & Supplier

High-torque, low-noise asynchronous single-phase gearmotors engineered for critical industrial automation, HVAC distribution, and high-temperature oven systems.

Primary AC Shaded Pole Gear Motor Collections

Explore our industrial-grade geared micro-motors, designed for precise RPM reduction and extreme thermal durability.

High Quality 230v Ac Motor Wholesale Shaded Pole Motor 230v Ac Motor for Oven

High Quality 230v Ac Motor Wholesale Shaded Pole Motor 230v Ac Motor for Oven

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Shade Pole Ac Gear Motor Low Rpm

Shade Pole Ac Gear Motor Low Rpm 1.6RPM-30RPM 50HZ/60HZ 220v Machine Asynchronous Motor Single-phase

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220 Volt Ac Electric Gear Reducer Motors

220 Volt Ac Electric Gear Reducer Motors for Fireplace/Meat Chopper/Ice Maker Asynchronous Motor

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AC Shaded Pole Gear Motor Low RPM

50/60 Hz Frequency 100v 110v 220v 240v AC Shaded Pole Gear Motor Low RPM 3.5RPM 30RPM 50RPM 100RPM

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Low RPM AC Gear Motor Long Life

Low RPM 3.5rpm 10rpm 50rpm 100rpm Long Life 10000 Hours-25000 Hours AC Shaded Pole Geared Motor

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With Speed Controller AC Geared Motor

With Speed Controller 100v 110v 220v 240v Low Rpm Ac Shaded Pole Gear Motor for Kitchen Utensils

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Ac Gear Motor Shaded Pole Gear Motor for Pellet Stove

Ac Gear Motor Shaded Pole Gear Motor for Pellet Stove / Car / Microwave Rotary Table Low Rpm 110v 220v

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Shunli Single Phase AC Shaded Pole Gear Motor

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

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The Core of Precision Motion: Inside Vira Micromotor & Shunli Partnerships

Designing High-Duty Miniature Mechanical Systems for the Next Wave of Intelligent Automation.

At Vira Micromotor, we believe that the trend toward miniaturization shouldn't mean a compromise in power. As a premier manufacturer specializing in high-performance Micro DC Motors, DC Gear Motors, and Brushless DC Motors (BLDC), we have spent twenty years mastering the science of miniature motion control. Our technical ecosystem is geared toward addressing macro engineering bottlenecks: heat dissipation, acoustic pollution, torque decay, and electrical efficiency.

From our state-of-the-art, ISO9001-certified manufacturing facility, Vira Micromotor bridges the gap between China’s supply chain efficiency and global technical standards. Our micro-drives are chosen globally by product designers and procurement managers in smart home automation, automotive electronics, medical hardware, and robotics for their exceptional power-to-size ratio, whispering-quiet acoustics, and ultra-long lifespans.

We don’t just stamp out standard components—Vira Micromotor thrives on flexible OEM/ODM custom-engineered solutions. Powered by an elite in-house R&D team holding multiple drive-tech patents, we provide rapid prototyping and seamless technical collaboration. From specific voltage tuning (100V-240V) and specialized gear ratios to custom shaft modifications, we engineer the precise Vira Micromotor around which your next innovation will revolve.

Vira Micromotor Advanced Assembly and Engineering Facility
20+

Years of R&D Excellence

25,000

Hours Dynamic Lifespan

150+

KG.CM Maximum Torque Output

ISO9001

Certified Quality Management

Advanced Manufacturing & Processing Operations

Take an inside look at our highly automated facilities. We combine high-speed gear hobbing, automatic winding, and rigorous visual QA inspection to maintain zero-defect standards.

Primary Assembly & Processing Workflow

Motor Soldering Process
Soldering
Assembly Line
Assembling
Dynamic Motor Testing
Testing
Export Packing
Packing
Warehouse Storage
Storage
CAD/CAE Motor Design
Design
QC Checking Station
QC Checking

High-Precision Gear Processing & Machining Center

Ningjiang CNC Machine Tool
NINGJIANG MACHINE TOOL
High Precision Horizontal Gear Hobbing Machine
High Precision Horizontal Gear Hobbing
Metal Lathing Machine
Lathing Machine
CNC Milling Machine
Milling Machine
Stator Winding Drying Oven
Drying Oven
Automatic Gear Riveting Machine
Automatic Gear Riveting Machine
Automatic Packing Line
Packing Machine
Pneumatic Pressing Machine
Pneumatic Pressing Machine
Manual Pressing Station
Manual Pressing Machine
Computerized Wire Winding Machine
Computer Wire Winding Machine
Plastic Gear Injection Machine
Injection Machine
Slow-feeding NC wire-cut machine
Slow-feeding NC wire-cut machine
Electrical Discharge Machine (EDM)
EDM
Universal Hobbing Machine
Hobbing Machine
Automatic Glue Dispenser
Glue Dispenser

Laboratory Quality Testing & Validation Equipment

Programmable Constant Temperature & Humidity Testing Chamber
Temp & Humidity Chamber (I)
Acoustic & Noise Testing Chamber
Noise Testing Chamber (I)
Anti-Corrosion Salt Spray Testing Machine
Salt Spray Tester (I)
Programmable Constant Temp Chamber Type B
Temp & Humidity Chamber (II)
Acoustic Isolation Soundproof Room
Noise Testing Chamber (II)
Precision Salt Spray Chamber
Salt Spray Tester (II)
Torque Dynamometer Tester
Dynamometer Machine
Hardness Tester for Gear Teeth
Hardness Tester
Video Measuring Instrument for Dimensions
Video Measuring Instrument
Motor Aging Shelf
Aging Shelf
Motor Functional Integrated Tester
Motor Testing Machine
Microscopic Analysis Lab
Microscope
Digital Waveform Oscilloscope
Digital Oscilloscope
Acoustic Testing Soundproof Room Type B
Soundproof Room
Magnetic Powder Rotor Testing Machine
Magnetic Powder Tester

Macro-Industrial Solutions & System Integration

AC Shaded Pole Gear Motors are the unsung workhorses of the modern automated world. By utilizing a single-phase asynchronous induction design combined with modular reduction gearheads, these components deliver critical benefits to multiple sectors.

Biomass & Pellet Stove Automation

In domestic and industrial wood pellet heating systems, fuel augers require high continuous torque at extremely low RPM (1.5 to 3.5 RPM) to feed biomass consistently. Our motors provide torque outputs up to 150 kg.cm, enabling them to crush small obstructions without stalling, while operating reliably in high-temperature ambient conditions.

Commercial Baking & Ovens

Food preparation environments present challenges like high grease levels, moisture, and intense thermal radiation. Our Class H insulated windings (designed to withstand up to 180°C) prevent winding breakdowns in commercial rotisseries, industrial conveyor ovens, and heavy-duty barbecue spits, maintaining uniform rotating speeds under fluctuating loads.

HVAC Air Purification & Dampers

Continuous operation in municipal air filtration systems demands motors with low magnetic noise and highly durable bearing systems. Using high-precision helical gear teeth and specialized lubricants, our motors operate quietly (under 35dB in acoustically isolated testing rooms) over 25,000 continuous hours.

Technical Selection Guide & Construction Parameters

Understanding the physics behind shaded pole gearmotors is essential for proper integration. The shading coils on the stator poles create a phase shift in the magnetic flux, producing a rotating magnetic field that induces a starting torque in the squirrel-cage rotor.

While shaded pole motors have relatively low starting efficiency, they are highly reliable due to their simple design. By eliminating capacitors, centrifugal switches, and brushes, they minimize potential points of mechanical failure.

To optimize performance, we use silicon steel stator laminations, 100% pure copper windings, and custom gearboxes. Gear trains can be configured with sintered metal gears, cut steel gears, or high-performance polymers to balance load capacity, unit cost, and acoustic performance.

Parameters Industrial Specification Range
Rated Voltage 100V, 110V, 120V, 220V, 230V, 240V AC
Frequency Range 50 Hz / 60 Hz Autodetect
Output Speed (RPM) 1.5 RPM to 120 RPM (Custom Options Available)
Rated Torque Range 15 N.m to 150 N.m (Up to 150kg.cm)
Insulation Class Class B (130°C), Class F (155°C), Class H (180°C)
Lubricant Synthetic Low-Temp / High-Temp Fluid Grease
Bearings Double-shielded Sintered Bronze Bushings or Ball Bearings

Global Supply Chain & Regulatory Compliance

Industrial machinery components must meet safety, environmental, and performance regulations in their target markets. Vira Micromotor ensures full compliance across global supply chains.

1. International Safety Standards

Our motors are designed and tested to comply with CE, UL, CSA, and CCC certifications. This simplifies the certification process for your finished product, whether it is an HVAC system, medical device, or commercial appliance.

2. Environmental & Material Compliance

We comply strictly with RoHS and REACH regulations. All raw materials—from stator laminations to gear grease—are audited to prevent the inclusion of hazardous substances, ensuring safe disposal and eco-friendly operations.

3. Supply Chain Security

Through our ISO9001:2015 certified production processes, we maintain traceability for all raw materials. Our partnerships with shipping providers ensure reliable delivery for just-in-time manufacturing lines.

Technical FAQ & Troubleshooting Guide

Technical guidance for system designers and mechanical engineers integrating AC Shaded Pole Gear Motors.

What are the key advantages of a Shaded Pole Gear Motor compared to a DC Brushless or Stepper Motor? +
Shaded pole AC gearmotors offer cost-effective, simple operation. They connect directly to AC mains without rectifiers, drivers, or complex control boards. Since they have no brushes, they produce no electrical sparking or RF interference, making them highly reliable in dusty, oily, or high-humidity environments like pellet stoves and commercial ovens.
How does ambient temperature affect motor selection, and how does Vira Micromotor handle high-heat environments? +
High ambient temperatures can degrade insulation and break down gear lubricants. For high-heat applications like ovens, we use Class H copper magnet wire (rated up to 180°C) and synthetic, high-viscosity lubricants that maintain their film strength under thermal stress, preventing premature gear wear and stator short-circuits.
What causes noise in AC geared micro-motors, and how can it be mitigated? +
Gear motor noise typically results from rotor imbalance, stator hum (50/60 Hz vibration), and gear teeth meshing. We address these issues by precision-balancing rotors, optimizing stator lamination stacks to minimize electromagnetic vibration, and using helical gear profiles. In quieter environments, we also incorporate polymer gears (like POM or Nylon) in the initial reduction stages.
Can a single shaded pole gear motor operate on both 110V/60Hz and 220V/50Hz? +
No, a standard single-phase stator winding is designed for a specific voltage and frequency range. Operating a 110V motor on 220V will cause saturation, excessive current draw, and winding failure. However, we can custom-engineer dual-voltage stators or multi-tap windings to meet requirements for multiple export markets.
What is the typical lifespan of these gearmotors, and what factors affect durability? +
Depending on load characteristics, operating cycle, and temperature, our motors are rated for 10,000 to 25,000 hours. The primary factors affecting lifespan are radial load on the output shaft and running temperature. Utilizing double-shielded ball bearings instead of standard bronze bushings can significantly extend service life under high radial loads.

Extended Industrial AC Gear Motor Series

Heavy-duty solutions engineered to meet the demands of global manufacturing, industrial machinery, and HVAC distribution lines.

Shunli AC Shaded Pole Gear Motor 5060Hz

Shunli 50/60Hz 110v 220vdc 240v Single Phase AC Shaded Pole Gear Motor 1.5RPM 2.5RPM 3RPM 150KG.CM AC Gear Motor for Air Cleaner

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Shunli AC Motor 70B Drive Controller

Shunli High Quality AC Motor 70B 220v Drive and Controller Permanent Magnet Motor

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Shunli Motor High Torque AC Grill Motor

Shunli Motor 1.5RPM 4-5.5RPM 60RPM 100RPM 22N.m High Torque 100V-200V 220V 240V AC BBQ Gear Grill Shaded Pole Motor 50HZ/60HZ

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Shunli Customizable AC Gear Motor

Shunli Customizable AC Shaded Pole Gear Motor Vibration Gear Motor 100v 110v 220v 240v Low RPM 100KG.CM Asynchronous Motor

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Shunli High Torque Speed Controller Motor

Shunli Customized High Quality Electric High Torque Single Phase Speed Controller Ac Reductor Gear Motor for Treadmill

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High Torque 220v AC Gear Motor

High Torque 220 Volt 230v 10w Ac Shaded Pole Gear Motor for Pellets Stove Gear Motor

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Shunli Motor Low RPM High Torque AC Electric Motor

Shunli Motor Factory New Sale 110V-240V/50Hz-60Hz Low Rpm High Torque Ac Electric Motor

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Shunli Shade Pole Motor Cooling Barbecue Oven

Shunli 110V 220V Shade Pole Motor for Cooling / Barbecue Oven 50Hz 60Hz Ac Gear Motor

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All AC Shaded Pole Gear Motor Products