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PMDC Motors

PMDC motors (Permanent Magnet DC Motors) are compact, energy-efficient, and well-suited for low-voltage motion systems such as 12V and 24V applications. Their simple control and long service life make them a popular choice in embedded and OEM designs.

Our PMDC motors, available in diameters from 25mm to 105mm,  are ideal for use in compact automation systems across medical, home appliance, marine, and industrial OEM applications.

We offer customizable options for torque, speed, and mounting to meet the specific requirements of your design.

 

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Ruito PMDC Motors | Efficient & Customizable

φ52mm x 76mm PMDC motor for 12V/24V automation systems – carbon brush type
RTD52 Series PMDC Motor

≤300V | ≤150W | ≤10000RPM | φ52mm × 76mm
Brush Type: Carbon | Certifications: CE, RoHS，REACH

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φ60mm x 80mm PMDC motor for smart devices and industrial OEM applications – carbon brush
RTD60 Series PMDC Motor

≤300V | ≤150W | ≤10000RPM | φ60mm × 80mm
Brush Type: Carbon | Certifications: CE, RoHS, REACH

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φ63mm PMDC motor with dual shaft length options for automation and smart equipment – carbon brush - Ruito
RTD63 Series PMDC Motor

≤300V | ≤150W | ≤10000RPM | φ63mm × 85mm/100mm
Brush Type: Carbon | Certifications: CE, RoHS, REACH

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φ76mm high-torque PMDC motor for compact automation and 12V/24V systems – carbon brush -Ruito
RTD76 Series PMDC Motor

≤300V | ≤150W | ≤10000RPM | φ76mm × 97mm/108mm
Brush Type: Carbon | Certifications: CE, RoHS, REACH

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Don't Find the right PMDC motor?

PMDC Motor Customization Options：

We specialize in flexible PMDC motor customization to meet diverse industry needs such as medical devices, home appliances, and compact automation systems. From shaft design to encoder integration, here’s how we support your project:

1. Voltage, Torque, and Speed Customization
Tell us your voltage and performance requirements—we support custom configurations including 12V, 24V, 36V, 48V, and more for compact motion systems.

2. Shaft and Installation Dimensions
If standard sizes don’t fit, we can customize shaft length, diameter, or mounting holes to match your equipment.

3. Integration With Brakes and Encoders
Need precise control? We support brake motors and encoders, ensuring compatibility with your system.

Need a Custom PMDC Motor?
Our engineering team will consult with you to design a tailored PMDC motor solution that meets your performance goals.

Engineer reviewing technical requirements in an R&D environment
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All You Need To Know About PMDC Motors

What Is a PMDC Motor and How Does It Work?

A Permanent Magnet DC (PMDC) motor converts electrical energy into mechanical motion through the interaction of magnetic fields. When voltage is applied, current flows through the armature (rotor), generating an electromagnetic field.

This field interacts with fixed permanent magnets inside the motor housing, producing torque and driving the rotor to rotate. The motor’s speed can be precisely adjusted by varying the input voltage.

PMDC motors are widely used in low-voltage motion control systems due to their compact design, reliable performance, and ease of integration.

Close-up of brushed DC motor rotor with copper winding, shown with multiple small DC motors in the background
PMDC motor applications in home automation, adjustable desks, massage chairs, garage doors, and cable winch systems.

 

These devices showcase real-world applications where Ruito PMDC motors are widely used.

With proven performance in systems such as lifting clothes racks, electric desks, massage chairs, garage doors, and winches, we bring extensive experience and reliable solutions to every project.

Applications of PMDC Motors

PMDC motors are widely used across industries for their compact size, low-voltage operation, and ease of control. 

Common applications include:

  1. Consumer Electronics: Electric fans, blenders, vacuum cleaners, and sewing machines
  2. Automotive: Power window motors, windshield wipers, adjustable seat mechanisms
  3. Industrial Automation: Belt conveyors, feeders, labeling machines, and sorting systems
  4. Medical Equipment: Electric wheelchairs, ventilators, syringe pumps, and therapy devices
  5. Power Tools: Cordless drills, screwdrivers, saws, and grinders
  6. HVAC Systems: Motors for air ventilation, heating, and cooling fan units
  7. Robotics & Mobility: Joint actuators for robotic arms, mobile robot drives
  8. Aerospace & Defense: Used in control surfaces, actuators, and lightweight systems
  9. Material Handling: Forklifts, hoists, and mini conveyors for warehouse logistics
  10. Marine Applications: Winches, bilge pumps, trolling motors, and hatch lifters…
  11.  

Key Advantages of PMDC Motors

Advantages of PMDC Motors:

  1. Energy-Efficient – Delivers more output with lower power consumption.

  2. Compact Size – Easy to integrate into space-constrained designs.

  3. Simple Speed Control – Adjust speed directly via voltage input.

  4. Fast Response – Quick acceleration and braking performance.

  5. Low Maintenance – No complex electronics or frequent servicing.

  6. Versatile Operation – Performs across a wide range of voltages and loads.

  7. High Torque Density – Strong output relative to motor size.

  8. Low Noise – Smooth and quiet during operation.

  9. Stable Output – Delivers consistent performance over time.

  10. Long Service Life – Durable build for demanding applications.

Visual representation of PMDC motor advantages

 

These performance advantages make PMDC motors a reliable and cost-effective solution for a wide range of applications, from consumer products to industrial systems requiring compact, efficient, and controllable motion.

Key Factors to Consider When Choosing PMDC Motors

When choosing a PMDC (Permanent Magnet DC) motor for your project, it’s important to evaluate several practical factors to ensure the motor fits your technical and business needs

  1. Technical Specifications
  • Voltage & Current: Make sure the motor matches your power supply and meets the electrical needs of your device.
  • Speed & Torque: Choose a motor with the right speed and torque balance for your mechanical load.
  • Size & Weight: Confirm that the motor dimensions suit your available space and weight limits.

  2. Certifications and Compliance

  • Control Compatibility: Check how easily the motor can integrate with your existing controls.
  • Certifications: Make sure the motor complies with relevant standards like CE, RoHS, or ISO.
  • Safety Features: Look for built-in protections such as overload or overheat prevention.

   3. Budget and Long-Term Use

  • Upfront Cost: Consider not just the motor price, but also controller and accessories.
  • Running Cost: Think about long-term energy use and maintenance.
  • Warranty Terms: Review what’s covered, and for how long.

   4.  Supplier Support

  • Reputation: Choose a supplier with proven product quality and customer feedback.
  • After-Sales Service: Check if technical support and spare parts are available when needed.

   5. Delivery and Stock

  • Lead Time: Confirm the delivery timeline matches your production schedule.
  • Availability: Ensure the model you need is in stock or can be produced in time.
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Why Choose Ruito for PMDC Motors?

Trusted PMDC Motor Supplier Delivering Quality, Customization, and On-Time Support

Team collaboration symbolizing reliable PMDC motor supplier partnerships

 

We’re more than a motor supplier. Ruito delivers efficient, reliable DC motors—built to match your application needs with confidence.

Why Global Customers Choose Ruito

  1. Proven Quality: Every motor is rigorously tested and certified to meet global standards.

  2. Customization Expertise: We design brushed PMDC motors to match your voltage, speed, torque, and size needs.

  3. Global Supply Network: We ship reliably to North America, Europe, and Asia, serving OEM and engineering teams.

  4. Cost-Effective Solutions: Our motors strike the right balance between performance and pricing.

  5. Dedicated Support: Engineers and sales support from inquiry to after-sales, ensuring fast, clear communication.

 

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The FAQs About Working with Ruito

Our motors vary by voltage (12V/24V/48V ...), torque, RPM, and size. We can customize based on your application. Contact us to get a spec sheet.

MOQ depends on the model. For standard types, small trial orders are accepted. Custom models may require higher volume.

Yes, we offer PMDC motor samples for testing and evaluation. Shipping is usually covered by the customer.

Yes, we offer custom PMDC motor solutions based on your technical requirements. Whether it’s shaft dimensions, voltage, torque, speed, or mounting, our team can tailor the motor to fit your application—commonly used in medical devices, automation systems, and mobility solutions.

To help us provide an accurate quotation, please share your required voltage, torque, speed (RPM), motor dimensions or installation constraints, expected load, and any special features (e.g., encoder, brake, gear). Providing a drawing or sample is most helpful for precise evaluation.

Samples: 2–4 weeks.
Bulk orders: 4–6 weeks, depending on model and quantity.

Our motors comply with CE, RoHS, and REACH. If you require other certifications or testing, we’re open to discussing your compliance needs.

Yes, our engineering and support team can help troubleshoot or recommend solutions during motor integration. We also offer spare part support.

We offer a 1–2 year warranty depending on motor type. If quality issues occur under normal usage, we provide replacements or technical resolutions.

Still have questions? Reach out to our team — we typically respond within 24 hours.

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Ruito—Specialized in PMDC Motors, Gear Motors, and BLDC Motors. Committed to quality and innovation. Certified by RoHS, CE, REACH, and ISO 9001.

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1st Floor, ZhiHui Industry Park, No. 207 Changfu Road, Tianhe District, Guangzhou, 510650, China.

+86-20-89811425

sales@ruitomotor.com

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Have questions about our standard DC Motors, or custom motor solutions? Submit your email to get dedicated support and answers to your queries.

 

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