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Custom PMDC motors for compact equipment

Ruito manufactures PMDC motors for OEM equipment that requires compact size, stable torque, and flexible customization.

Our PMDC motors can be adjusted by voltage, speed, torque, shaft, mounting style, and gearbox options to fit different application requirements.

They are widely used in automation systems, small pump systems, automatic doors, smart equipment, medical devices, home appliances, marine systems, and industrial OEM products.

 

PMDC motor series for OEM applications

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

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

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

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

Can’t find the right PMDC motor?

PMDC Motor Customization Options

Not every PMDC motor fits every application. Ruito supports custom motor adjustments based on your voltage, speed, torque, shaft, mounting, and control requirements.

1. Voltage, Speed and Torque Adjustment

Tell us your working voltage, target speed, load torque, and duty cycle. We can help check a suitable motor configuration for your application.

2. Shaft and Mounting Dimensions

Shaft length, diameter, flat position, mounting holes, and front cover dimensions can be adjusted to match your equipment design.

3. Brake, Encoder and Gearbox Options

For projects that need position feedback, holding force, or lower speed with higher torque, we can support encoder, brake, or gearbox integration.

Need help choosing a PMDC motor?

Send us your voltage, speed, torque, size, and application requirements. Our team will help check a suitable option.

PMDC motor basics and applications

What Is a PMDC Motor and How Does It Work?

A Permanent Magnet DC (PMDC) motor uses fixed permanent magnets to create the magnetic field inside the motor. When DC voltage is applied, current flows through the armature and generates torque to drive the rotor.

Compared with some other motor types, PMDC motors have a simple structure, compact size, and relatively easy speed control. In many applications, speed can be adjusted by changing the input voltage or using a suitable DC motor controller.

Because of their compact design and practical performance, PMDC motors are commonly used in low-voltage OEM equipment, automation devices, small pump systems, smart appliances, and other compact drive applications.

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.

PMDC motors are commonly used in compact drive systems such as lifting racks, automatic doors, massage chairs, winches, and smart home equipment.

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. Automation Systems: conveyors, feeders, labeling machines, and compact motion systems
  2. Small Pump Systems: water pumps, air pumps, vacuum pumps, and dosing-related equipment
  3. Automatic Doors and Access Systems: door operators, locks, and drive modules
  4. Medical and Care Equipment: compact actuators, lifting systems, and device mechanisms
  5. Home Appliances and Smart Equipment: kitchen appliances, cleaning devices, and smart home mechanisms
  6. Marine and RV Equipment: winches, hatch lifters, cable systems, and small drive units
  7. Industrial OEM Products: customized drive units for compact machinery and equipment
  8.  

Key Advantages of PMDC Motors

  1. Compact Size – Easy to integrate into space-limited equipment.

  2. Simple Speed Control – Speed can be adjusted through voltage control in many applications.

  3. Good Torque Response – Suitable for compact drive systems that need stable output.

  4. Low Maintenance Structure – Simple brushed DC design for easy replacement and servicing.

  5. Flexible Voltage Options – Commonly available for low-voltage DC applications.

  6. Cost-Effective Design – Practical for OEM projects that need reliable performance at reasonable cost.

Visual representation of PMDC motor advantages

For many compact OEM devices, PMDC motors are a practical choice when the design needs simple control, stable output, and flexible size or shaft options.

How to choose the right PMDC motor

Choosing a PMDC motor is not only about size or voltage. The right option should match your equipment load, control method, installation space, and working environment.

1. Voltage, speed and torque

2. Motor size and installation space

3. Shaft and mechanical connection

4. Control and feedback requirements

5. Application and working conditions

6. Sample testing and production plan

Why Choose Ruito for PMDC Motors?

Custom PMDC motor support for OEM projects, from sample testing to batch production

Team collaboration symbolizing reliable PMDC motor supplier partnerships

Ruito supports OEM customers with customized PMDC motors, clear communication, and practical engineering support from sample testing to production.

What Ruito can support

  1. Tested motor quality: Each motor is checked before shipment to help ensure stable performance and reliable operation.

  2. Flexible customization: Voltage, speed, torque, shaft, mounting, and gearbox options can be adjusted based on your project needs.

  3. OEM project experience: We support compact motor applications for automation, medical devices, smart equipment, marine systems, and industrial products.

  4. Clear engineering communication: Our team helps review drawings, specifications, samples, and test requirements before production.

  5. Export and production support: From sample orders to batch production, we help coordinate lead time, packing, and shipment details.

FAQs about PMDC motors and working with Ruito

Our PMDC motors can be customized by voltage, speed, torque, motor diameter, shaft size, mounting style, and other project requirements. Share your target specifications and application details, and we can help check a suitable option.

MOQ depends on the motor model and customization level. For standard or existing designs, small trial orders may be accepted. For customized motors, MOQ will depend on tooling, material, and production requirements.

Yes, sample orders are available for testing and evaluation. Sample cost and shipping depend on the motor model, customization requirements, and destination.

Yes. We can adjust voltage, speed, torque, shaft dimensions, mounting structure, wiring, gearbox, brake, or encoder options based on your equipment design and performance requirements.

To provide a more accurate quotation, please share your required voltage, speed, torque, motor size limits, shaft dimensions, mounting details, quantity, and application. A drawing, sample, or reference motor specification is also helpful.

Lead time depends on the motor model, customization level, and order quantity. Standard samples usually take around 2–4 weeks, while bulk orders are commonly around 4–6 weeks after confirmation.

Our motors can support common compliance requirements such as CE, RoHS, and REACH. If your project requires specific certification documents or testing, please let us know in advance.

Yes. Our team can help review your application requirements, drawings, reference samples, and test feedback to check a suitable PMDC motor option.

Warranty is usually 1–2 years depending on the motor type and application conditions. If a quality issue occurs under normal use, we will help review the case and provide a suitable solution.

Still have questions? Send us your motor requirements, and our team will help review a suitable option.

Get Your Custom Motor Quote

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