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In-Depth Analysis of Micro DC Motors for Massage Guns

August 27, 2025

In modern fitness and rehabilitation devices, micro DC motor for massage gun plays a key role. Micro DC motors are widely used in massage guns and various home appliances due to their high efficiency, low noise, compact structure, and reliability. This article provides a comprehensive analysis of motor principles, performance parameters, applications, customization solutions, and company capabilities.


The massage gun delivers high-frequency vibration to muscles and fascia for relaxation and fatigue relief. Its core driver is a low-noise DC motor, often using micro DC motor, mini DC motor, small DC motor models.

Key internal components include:

  • Battery pack: Typically two 3.7V 18650 lithium batteries in series for 7.4V operation; some high-power models support 12V or higher.

  • Linkage mechanism: An eccentric wheel drives the linkage to convert motor rotation into reciprocating vibration of the gun head.

  • Control circuit: The main chip adjusts motor speed and vibration strength for stable performance.

  • Motor: Usually RS-775 motors or similar high-speed brushed DC motors, reaching tens of thousands of RPM for high-frequency vibration.

In-Depth Analysis of Micro DC Motors for Massage Guns

Motor Disassembly and Internal Structure

Disassembling a massage gun reveals the motor application:

  1. Remove the rear cover to see the circuit board, wiring, and main control chip.
    In-Depth Analysis of Micro DC Motors for Massage Guns

  2. Remove the top cover to reveal the battery pack (1200mAh-2000mAh) and linkage mechanism.
    In-Depth Analysis of Micro DC Motors for Massage Guns

  3. Remove the handle bottom to access the motor, usually a RS-775 brushed DC motor.
    In-Depth Analysis of Micro DC Motors for Massage Guns

Brushed DC motors have a simple structure, easy control, and low cost, ideal for small home or fitness devices. Slots on the motor casing show the brush assembly; higher voltage drives RPMs over 10,000+.



 Motor Performance Parameters

Parameter Description
Motor Type RS-775 brushed DC motor
Rated Voltage 7.4V-12V, up to 24V for high-power models
Rated Power 15W-50W
No-load Speed 10,000+ RPM
Noise <60dB
Battery Capacity 1200mAh-2000mAh
Vibration Frequency 1500-3000 per minute


These parameters determine vibration strength, runtime, and user comfort. RS-775 motors are widely used for their high speed, torque, and stability.


Applications in Home Appliances

Beyond massage guns, 12V DC motors for home appliances are used in fans, blenders, vacuum cleaners, and other devices. Micro DC motors provide efficient power while maintaining low noise and long service life.

Customization and OEM Solutions

Business clients can choose a custom DC motor manufacturer for tailored solutions. We provide OEM/ODM Services: Tailored solutions for your exact requirements, customizing voltage, current, power, noise, vibration frequency, and size to perfectly integrate with devices.


Certifications and Supplier Capability

Choosing a reliable supplier ensures motor quality and after-sales support. We are an ISO9001 certified DC motor manufacturer China and low-noise micro DC motor supplier, offering DC motors for massage guns and OEM micro motor supply for massage gun factories, serving global B2B clients.

Lihua Motor, established in 2003, is a professional manufacturer specializing in micro DC motors, with over 20 years of industry experience. Our motors cover a wide range of specifications, including 1V-36V voltage, 0.05W-100W power, and diameters of 5.4mm-45mm, and are widely used in massage devices, personal care products, home appliances, smart kitchen equipment, and robotics.


The company has over 400 employees and automated production lines (winding machines, assembly machines, testing machines, etc.), with an annual output of up to 40 million units. Our products hold international certifications including CE, ISO9001, IATF16949, ROHS, REACH, and UL. We provide OEM/ODM Services: Tailored solutions for your exact requirements, meeting the personalized needs of global clients.