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Basic knowledge of PMDC motor

This article describes the history, principle, basic structure, and application of the PMDC motor (Permanent Magnet Direct Current Motor ). The history of PMDC motor can be chased down to


∅ 12 mm


∅ 12 mm


∅ 15.5 mm


∅ 20.4 mm


∅ 24 mm


∅ 24.4 mm


∅ 24.4 mm


∅ 27.7 mm


∅ 16 mm


∅ 8 mm


∅ 8 mm


∅ 10 mm


∅ 10 mm


∅ 10 mm


∅ 10 mm


∅ 12 mm


∅ 12 mm


∅ 12 mm


∅ 12 mm


∅ 15.5 mm


∅ 12 mm


∅ 12 mm


∅ 13 mm


∅ 13 mm


∅ 17.1 mm


∅ 17.1 mm


∅ 20.4 mm


∅ 16 mm


∅ 20.4 mm


∅ 20.4 mm


∅ 16 mm


∅ 20.4 mm


∅ 20.4 mm


∅ 17 mm


∅ 24 mm


∅ 24 mm


∅ 24 mm


∅ 20 mm


∅ 24 mm


∅ 24 mm


∅ 24.4 mm


∅ 20 mm


∅ 22 mm


∅ 27.7 mm


∅ 22 mm


∅ 28.8 mm


∅ 22 mm


∅ 27.7 mm


∅ 27.7 mm


∅ 25 mm


∅ 25 mm


∅ 26 mm


∅ 35.8 mm


∅ 35.8 mm


∅ 35.8 mm


∅ 35.8 mm


∅ 35.8 mm


∅ 32 mm


∅ 32 mm


∅ 32 mm


∅ 37 mm


∅ 24 mm


∅ 28 mm


∅ 37 mm


∅ 37 mm


∅ 38 mm


∅ 38 mm


∅ 38 mm


∅ 36 mm


∅ 42 mm


∅ 45 mm


∅ 47 mm


∅ 51.8 mm


∅ 51.8 mm


∅ 51.8 mm


∅ 51.8 mm


∅ 51.8 mm




∅ 51.8 mm


∅ 26 mm


∅ 45 mm


∅ 52 mm


∅ 60 mm


∅ 63 mm


∅ 36.1 mm


∅ 42.3 mm


∅ 45 mm


∅ 61 mm

What is DC motor Torque?

Are you considering Torque when selecting DC motors? If so, we are right here to provide you with all the help and give you some advice before investing. A DC
2021 Spring Festival-2

Holiday Announcement of 2021 Spring Festival

Please note that Kinmore Motor will be temporarily off for the Chinese New Year holidays from 7th Feb 2021 to 18th Feb 2021. Normal business will resume on 19th Feb 2021.   We

2021 EIMS – Kinmore Motor

2021 EIMS will be held in Shenzhen World Exhibition & Convention Center (Bao’an New Venue) from 30th March – 2nd April As the benefits of the electronic intelligent manufacturing industry

Motor Drive Solution for the Electric Crepe Maker

There is no better way to enjoy the new day than light and fluffy crepes. They are thinner than pancakes and can be stuffed with various fillings, from cream cheese to
intelligent massage footbath

Intelligent Massage Foot Bath Motor Solution

With the continuous improvement of people’s material living standards, people pay more and more attention to their health care, especially for office workers with a fast pace of life, they
intelligent medicine box

Motor Solution For The Intelligent Medicine Box

Project Background With the continuous improvement of people’s living standards and the continuous improvement of health concepts, there are now a large number of people with chronic diseases around us,
electric candle

Electric Candle Motor Solution

About Electric Candle To pursue a comfortable and elegant living space, people are very particular about the structure of the indoor environment atmosphere. In addition to interior decoration, candles are
intelligent water-saving valve

Excellent Motor Solutions for Intelligent Water-saving Valves

About Intelligent Water-saving Valve The so-called intelligent water-saving valve is like an artificial robot, which can prevent water leakage without manual operation. The smart anti-leak valve adopts two technical concepts
smart doorbell

Intelligent Doorbell Gear Motor Solution

The control function of the geared motor further optimizes the effect of the smart doorbell, prolongs the life of the doorbell, thereby reducing the possibility of outdoor electronic products being
the portable electric sprayer

Best Drive Solution for Portable Electric Sprayer

Project Background The stylish portable indoor/car electric sprayer can produce very dry smoke by adding aerosol. It can deeply disinfect and purify the air, decompose and remove peculiar smells, remove
car massage chair

DC Motor Solution for Car Massage Chair

About Car Massage Chair In our daily life, cars have become an indispensable means of transportation. However, driving in a busy metropolis is a painful experience. The heavy traffic not

Gear Motor Solution for Handheld Stabilizer

With the advancement of the times, there is an increasing demand for people to take pictures or video with a photographing device. In the prior art, various selfie sticks have
Smart Switch

Gear Motor Solution for Smart Switch

With the development of science and technology, various new things have appeared in our lives. These products have brought great convenience to our lives and solved many problems. The smart
aromatherapy machine

Motor Solution for Aromatherapy Diffuser

With the increasing life pressure aroused by the accelerated pace of life, many people need to relax physically and mentally after a whole day of work. To this end, the aroma diffuser

Kinmore Motor Held the First ever Factory Live Stream

Given that our clients couldn’t visit our factory affected by the ongoing pandemic, Kinmore Motor decided to hold factory live stream to make existed clients and potential clients better understand
Electric lumbar support(ESL)

Solution for Electric Lumbar Support(ELS)

With the continuous improvement of living standards, cars have become the main means of transportation for people to travel. In order to reduce the fatigue caused by long-term driving, car
Coffee Maker

Motor Solution for Coffee Maker

What is a Coffee Maker? A coffee maker is an appliance designed to make barista quality coffee at home without the need for human intervention in the process. This home

Smart Waste Bin Motor Solution

Project Backgroundn To make life easier in the home or kitchen, trash cans are having a revolution! Forget the traditional pedal bins or open them by hand. Cooking requires dirtying

Hand-held Vacuum Cleaner Motor Solution

Project Background With economic development, the living standards of residents continue to improve. More people live in duplex buildings or houses with large areas, and residents have an increasing demand

Sweeping Robot Motor Solution

Like all technologies, robotic vacuum cleaners have evolved and continue to develop rapidly. The first robot vacuum cleaners to come out in the 1990s were too stupid and too expensive
Smart Trash Can

Motor Solution for Smart Trash Can

Solution for Smart Trash Can In the smart trash can, the barrel lid will open automatically if someone gets close to it, and it will shut off automatically after five
Smart Toilet

Gear Motor Solution for Smart Toilet

With the progress of the times and the development of science and technology, smart toilet covers are becoming more and more known and accepted by people. So what exactly is
Bread Maker

Motor Solution for Bread Maker

Project Background The bread-making process appeared in the 13th century BC, and after continuous development and evolution, it was not until the 1980s that the first household bread machine came
Yoga Column

Yoga Column motor solution

Solution for Yoga Column Nowadays, yoga has become a very popular form of exercise. It is based on physical posture and helps relieve stress and self-relaxation. As a common yoga
Electric Hair Clipper

Electric Hair Clipper Motor Solution

Project Background A haircut is a common thing in our lives. Some people choose to go to the barbershop, while others buy a hair clipper to shave at home. But

Personal Care Solution: Hairdryer

Solution for Hairdryer Hairdryer, also known as Blow Dryer. An electrical appliance is used to dry and assist the hair in getting a look. In 1925, when the first hairdryer
Electronic Throttle Control (ETC)

Solution for Electronic Throttle Control System (ETC)

In order to improve the safety, dynamics, stability, and economy of vehicles, and reduce emission pollution, the world’s major automobile manufacturers have introduced various electronic throttle valves with good control
Electronic Parking Brake (EPB)

Solution for Electronic Parking Brake (EPB)

The full name of Electronic Park Brak in English is Electrical Park Brake or EPB for short. It uses wire control technology to integrate temporary braking during driving and long-term
Electric Vacuum Pump

Solution for Electric Vacuum Pump (EVP)

The brake systems of passenger cars and light commercial vehicles mainly use hydraulic pressure as the transmission medium. Compared with the pneumatic brake system that can provide the power source,
Maintenance of EDM

What is EDM?

When traditional machining methods reach their limit, electric discharge machining can be the answer. The EDM process allows for high accuracy and is applicable for any conductive material.   Brief
DC Motor

What is a DC motor?

When it comes to DC motor, no one knows it better than Kinmore motor, who always strives to develop, design, and manufacture micro precision DC motors. Here is a detailed
Brushless DC Motor

What is a Brushless DC motor?

Brushless DC motors are widely used in industrial applications across the world. At the most basic level, there are not only brushed or brushless motors but also DC and AC
The structure of the DC motor

DC motor,how does it work?

Although we have learned what the DC motor is in the previous article, what we know about DC Motor is just the tip of the iceberg. Today, follow me to explore the
varistor in micro motor

Application of varistor in micro motor

A “varistor” is a resistance device with non-linear volt-ampere characteristics. It is mainly used for Voltage clamping when the circuit is subjected to overVoltage and absorbs excess Current to protect
DC Motors

Motor Quality Directly Impacts Final Product Quality

Many industries depend on DC Motors. In the decades before the DC Motor refined, their use was limited. Today many different applications are heavily dependent on these motors within a
gear motor

How to select the suitable gear motor

A gear motor is an all-in-one combination of an electric motor and a gearbox. That makes it a simple, cost-effective solution for high-Torque, low-Speed applications because it combines an electric
Customized Kinmore Motor for Air Disinfector

Brushless DC Motor Solution for Medical Sterilizer

Amid the air problems brought about by industrialization, the medical sterilizer is playing a vital role in improving people’s living standards and air quality. Besides, with the spread of the
5G era

Experience the 5G era with Kinmore Motor

In this era of ubiquitous intelligence, how can there be less mobile communication technology! In recent years, the 5G network is undoubtedly getting more attention, so what can it bring
DC motor

How to reduce the noise of DC motor?

The noise of different mechanical equipment may be large or small, but they should all have a normal scale specification value. When the specification value is exceeded, the equipment is
Brushless DC motor work

How does a Brushless DC motor work

1. Brushless DC Motor Principles Brushless DC motors use permanent magnets similar to motors, but are constructed “from back to front.” Magnets are fixed to the rotor, and the stator
brushless DC motors

How to power brushless DC motors

The brushless DC (BLDC) motor’s increasing popularity is due to the use of electronic commutation. That replaces the conventional mechanics comprised of brushes rubbing on the commutator to energize the
DC motor

Some parameters of DC motor you should know

As the executive component of the motor, the DC motor has a closed main magnetic circuit inside. The main magnetic flux flows in the magnetic circuit while interlinking with the

What can we learn about vibrator motor?

The definition of vibration motor The vibration motor is a coreless DC motor whose size is compact. The original purpose of this motor is to alert the user from receiving

General introduction of ISO

The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations. Founded on 23 February 1947, the organization promotes worldwide proprietary, industrial,
Analysis of gear drive system

Analysis of gear drive system

A gear drive requires two gears for operation. The two gear drives are spur cut, and the drive gear receives force from the power Output. The drive gear then transfers
DC motor versus Servo motor

DC motor versus Servo motor

When it comes to Speed control, you may think the choice is between an inverter driven three-phase motor or servo motor, but did you know that brushless DC motors specialize in Speed control? The brushless
Central door lock system

Motor Solution for Central Door Lock System

The automobile door lock is one of the important parts of an automobile body. Since the invention of the automobile, it has experienced the development process of mechanical, electrification, and
DC geared motor

Key points of selecting DC geared motor

A micro DC reduction motor is a kind of gear reduction motor referring to reduction transmission equipment, also known as DC reduction gearbox. It is widely used in intelligent robots,
Electro-Magnetic field

Anti-electromagnetic field in a DC motor

The inverse electromagnetic field is caused by the coil rotation inside the stator magnetic field. Its unit is the same as the Voltage, the volt. Let us briefly discuss the

Unveil the Mystery of Gear Motor

Gear motors are used in applications that require high Output Torque and lower Output shaft rotational Speed, especially where space and available power are limited. That describes a wide Range
the armature

The working principle of armature in motors

The definition of the armature In electrical engineering, an armature is the component of an electric motor which carries alternating Current. The armature windings conduct AC even on DC machines, due to

What is varistor?

A varistor is an electronic component with an electrical resistance that varies with the applied Voltage. Also known as a Voltage-dependent resistor (VDR), it has a nonlinear, non-ohmic Current-Voltage characteristic that is similar to that of a diode. In contrast to a diode,
Charging Robot

Charging Robot Powered by High Efficient Motor

What is a Charging Robot? The charging robot is a completely autonomous machine that operates using a number of different sensors to plug an electric charger in a car and
gear motor

The classification of gear motor

Being a transmission device that is used widely, the gear motor mainly consists of the drive motor and the reducer. According to the transmission structure and application fields, gear motor
fascia gun

Fascia Gun Brushless Motor Solution

Project Background The lactic acid produced after exercise will make people feel muscle soreness. How to quickly dissipate this lactic acid? Many methods such as foam roller relaxation, bandage ice,
Coin Exchange Machine3

Motor Solution for Coin Exchange Machine

Solution for Coin Exchange Machine The coin exchange machine is an automatic exchange machine that can receive large denominations of currency and exchange coins. This process usually charges a fee.

Motor Solution for High-Speed Blender

About the High-Speed Blender Nowadays, people have higher and higher nutritional requirements in their lives, and they also prefer foods in the form of juice, paste, and paste to meet

Gear Motor Solution for Vehicle TV Lifter

When people are traveling or on business trips, people often like to watch on-board TV programs to pass the time. In traditional vehicles, such as buses, onboard TVs are exposed

Gear Motor Solution for Mechanical Arm

About Mechanical Arm In today’s life, with the advancement of science and technology, the biggest difference between robotic arms and human arms is flexibility and endurance. The biggest advantage of
air purifier

Gear Motor Solution for Air Purifier

Project Background With the improvement of living standards, people have higher and higher requirements for the quality of life, so more and more attention is paid to air quality. For

DC Motor Solution for Breathing Apparatus

With the pandemic severely spreading around the world, countries at the height of the epidemic, except for the need for masks and protective clothing, are in urgent need of a
electric comb

Electric Comb DC Motor Solution

Combs is one of the necessary daily necessities in people’s daily life. With the development of society, people’s health awareness is getting stronger and stronger, and the requirements for combs
electric remote control toy plane

DC Motor Solution for Electric Remote Control Toy Plane

Children nowadays are spoiled by technology. The childhood of the post-2000s and post-10s is full of mobile phones, tablets, and game consoles, and traditional toys are difficult to attract them.
Smart Tissue Dispenser

Motor Solution for Smart Tissue Dispenser

Project Background As the blades rotate in the bowl, they create a vortex. If there is liquid in the blender jar, it’s basically like making a whirlwind in a glass.
Electric pumps

Electric Pump Motor Solution

Motor Solution for Electric Pumps Electric pumps refer to various fields, including national defense construction, heavy industry, agriculture, manufacturing, and daily life. As a general-purpose machine, it is a major
Smart Door Lock

DC Motor Solution for Intelligent Door Lock

Motor Solution for Smart Door Lock The smart door is a combination of electronic and mechanical mechanisms that opens a door lock wirelessly with authorized user authentication. Smart door monitors
motor for intelligent robot mower

DC Motor for Intelligent Weeding Robot

About Intelligent Weeding Robot Under the scorching sun, manual weeding is tiring, and the work efficiency will be very low. Besides, because of the high labor intensity of weeding, workers
Paint Sprayer

DC Motor Solution for Paint Sprayer

What is a paint sprayer? A paint sprayer is a device that lets you paint any surface without hindrance. Think of it as this way, if you’re in contact with the
IoT smart Hub Lock

Gear Motor Solution for Hub Lock

What is the IoT Smart Hub Lock? As a proprietary car locking system jointly developed by Kinmore Motor and Lofandi Tech, the IoT intelligent hub lock combines unique structural design

High Torque Motor Sloution for the Medical Pendants

A pendant tower is essential gas-supplying medical equipment in the modern Operating room of the hospital. It is mainly used for the terminal transfer of oxygen supply, suction, compressed air,
Automotive air conditioning baffle

Automotive Air Conditioning Baffle Solution

What is a Vehicle Air Conditioner Deflector? Air conditioning deflector is a mechanical device that is operated to control the flow and direction of air being generated by one’s Air
intelligent electric toothbrush

Motor Solution for Smart Electric Toothbrush

Electric toothbrushes are becoming more and more popular in our lives. According to our survey, the people who use electric toothbrushes the most are young, but in recent years, with
Intelligent clothes hanger

DC Motor Solution for Smart Hanger

The intelligent hanger is an integrated multifunctional one improved from the traditional hand-cranked drying hanger. Use remote control or voice to conveniently control lighting, sterilization, air drying, drying, and other

Brushless DC Motor Solution for Smart Curtain

About Smart Curtains In addition to protecting the privacy of the occupants, curtains also have the function of shading and blocking dust. However, traditional curtains must be pulled by hand.
electric intelligent mattresses

Customized DC Motor for Electric Smart Mattresses

Project Background As one of the medical devices, electric smart mattresses enjoy numerous advantages. For example, They can not only monitor sleep conditions in real-time and report sleep quality but
Humanoid Robot

Humanoid Robot DC Motor Solution

About Humanoid Robot Humanoid robots, also known as bionics, are robots designed to imitate the appearance and behavior of humans. In particular, it refers to a type of robot that
medical air pump

DC Motor Solution for Medical Air Pump

About Medical Air Pump The medical air pump is a multi-purpose energy-saving medical device. It draws on the high-quality Model structure of similar products at home and abroad using three-dimensional
the electric shutter

Electric Shutter, highlighted by Kinmore Motor

The electric shutter, which is also named the electric blind, or roller shutter, is a common home appliance that combines traditional manual hanging windows and automatic control gates. It is
Automatic Tea Makers

Automatic Tea Maker Motor Solution

Nowadays, fully automatic tea makers have become one of the most common household appliances. It combines boiling water and tea making, simplifying the entire process and adapting to the fast-paced
the vending machine

Gear Motor Solution for Vending Machine

About Vending Machine A vending machine is a machine that can automatically pay for goods based on the coins you put in. It is a commonly used equipment for commercial

DC Motor Powers the Operation of Vacuum Package Machine

With the continuous improvement of people’s living standards and the increasing development of the economy, people have a high demand for food and fresh ingredients. Therefore, some food materials are
female massager

Vibrating Motor Solution for Female Massager

Adult products refer to the use of some auxiliary products to help adults get sexual assistance, which can not only add sexual interest and improve the quality of sex but
motor for intelligent dishwasher

Gear Motor Solution for Smart Dishwasher

Project Background With the development of technology and the improvement of the quality of life, automated smart homes have gradually become a better choice for everyone. Automatic dishwashers are equipment

Low Noise Motor Solution for Thermostatic Radiator Valve

Solution for Thermostatic Radiator Valve The classic thermostatic radiator valve contains a plug (which forms a wax motor), usually made of wax, which expands or contracts with the surrounding temperature.
Water Meter

DC Motor Solution for Water Meter Valve

Solution for Water Meter Valve The water meter has a meter, a control circuit, a micromotor, and a valve. The valve is operated by Micromotor according to the instructions from
Water Flosser

Brushless DC Motor Solution for Water Flosser

Water floss may be relatively unfamiliar to some people. After all, the acceptance of electric toothbrushes that are slowly being known to everyone is not so high, and the acceptance
automobile air-conditioning compressor

Auto Air-condition Compressor Solution

About the Auto Air-condition Compressor The automobile air-conditioning compressor is the heart of the automobile air-conditioning refrigeration system. It compresses and transports refrigerant vapor playing a very vital role in
Intelligent Extractors

Kitchen Ventilator Motor Solution

Project Background Kitchen oil fume is the cooking oil and food produced after high-temperature heating. High-temperature cooking is a unique cooking habit in my country, so the kitchen fume formed
Automobile Wiper Pump

Gear Motor Solution for Automobile Wiper

About Automobile Wiper In almost every modern car, the windshield has a wiper, and these wipers have a battery-driven electric wiper water pump. The function of the water pump is
car CD player

DC Motor Solution for the Car CD Player

Project Background Car CD players are indispensable to upgrade the audio system in retrofitting. Now mainstream car CD players are often multi-functional. In addition to CD players, they also integrate
motor for Automatic cleaning device for pet poop

Automatic Pet Litter Box Gear Motor Solution

About Automatic Pet Litter Box At present, with regard to the automatic treatment system, pet feces need to be processed manually and flushed manually. When cleaning up excrement, people must

Vehicle Door Lock Motor Drive Solution

About Smart Vehicle Door Lock The car door has an automatic lock system, also called a smart vehicle door lock. It allows the driver or front passenger to lock/unlock the
Submersible Pump

Motor Solution for Submersible Pump

A submersible pump also called an electric submersible pump, is a pump that can be fully submerged in water. The motor is hermetically sealed and close-coupled to the body of
Motor Operated Valve

Motor Solution for Motor-operated Valve

Operated Valve (MOV) is an essential component of the Plant & Piping system. These valves are generally large and used for different applications such as Pump discharge etc. Motor Operated
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