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12mm Slotless Brushless Motor – High Stability Micro BLDC Motor

Modar'sSlotlessBrushlessDCMotorscanavoidthepulsationofairgapmagneticinductioncausedby unevenmagnetic resistance in the teeth.
It can eliminate the pulse loss in the armature core and the surface loss on the main pole surface.
Slotless Brushless DC Motor has high durability, low electrical noise and high efficiency. Maximum efficiency of motor reaches 91% and this motor is suitable for the servo system which needs quick movement and high power.

  • 12ZWWC29

  • Modar Motor

  • 12mm

  • 5W

  • 4mN.m

  • 6V

  • 100% pure copper

  • 2

  • about 30 days

Availability:

12mm Slotless Brushless DC Motor – Product Overview


The 12mm slotless brushless motor is designed for high stability and extended operation in compact electromechanical systems.
12mm slotless brushless motor's larger diameter allows increased torque output and improved thermal performance while maintaining the advantages of slotless technology.

12mm slotless brushless motor is commonly selected for systems requiring smooth continuous operation and precise speed control.


全系列组合图1


Key Features

  • 12mm slotless BLDC motor

  • Enhanced torque and thermal stability

  • Smooth and quiet operation

  • Suitable for continuous duty cycles

  • Designed for OEM and system integration



Typical Applications of 12mm Slotless Brushless DC Motor


12mm slotless brushless motor is suitable for compact systems requiring reliable continuous motion.

12mm slotless brushless motor is frequently used in precision automation modules and robotic subsystems where consistent torque and smooth control are necessary.

In medical and analytical devices, 12mm slotless brushless motor supports stable long-term operation without introducing vibration or noise.


Typical applications include:

  • Compact automation systems

  • Precision robotic subsystems

  • Medical analysis and diagnostic devices

  • Continuous-duty precision pumps

  • OEM integrated motion platforms




Technical Specifications of 12mm Slotless Brushless DC Motor


The following technical data applies to the 12mm slotless brushless DC motor.

Electrical Parameters

  • Rated voltage options: 6V etc.

  • Rated speed: 12000rpm(customized)

  • Rated Torque: 4mN.m(customized)

  • Output power: 5W(customized)

Optional Configurations

  • Hall sensors or encoder feedback

  • Customized shaft or connector types

  • Cable or terminal variations


Slotless motor.pdf

     

 Motor Characteristics
Motor part number 12ZWWC29
Pole pairs -
Terminal resistance, Phase-Phase
Terminal inductance, Phase-Phase mH 0.033 
Winding connection method - Star connection
Insulation class - B
Duty type - S2
Insulation strength (Withstand voltage) - 660VAC/1KHz/1mA/1s
Insulation resistance - 100MΩ/500VDC
Weight g 16.5 
Rated voltage V
Rated power W
Rated torque mN·m
Rated speed RPM 12000 
Rated current A 1.21 
No load speed RPM 15000 
No load current A 0.16 
Motor efficiency % 70 
Noise
(Ambient noise 20dB, test distance 1m)
dB <50
Thermal Resistance (No-load) K/W 12.49 
Ambient temperature 22.3 
Max winding temperature 86 
Torque constant mN·m/A 3.29 
Back-EMF constant - peak value V/Krpm 0.49 
Back-EMF constant - effective value V/Krpm 0.34 
Peak torque mN·m 19.76 
Peak current A
Rotor inertia g·cm² 0.3 
Mechanical time constant ms 2.76 
End bell - Aluminum alloy
Bearing - Deep groove ball bearing
Magnet - Sinter NdFeB
Rotation shaft - Carbon steel


Dimension Drawing of 12mm slotless brushless motor 12ZWWC29
12mm slotless brushless dc motor drawing
Performance Curve of 12mm slotless brushless motor 12ZWWC29
12mm slotless brushless dc motor performance curve



FAQ –12mm Slotless Brushless DC Motor


Q1: What distinguishes the 12mm slotless brushless motor from smaller sizes?

Higher torque capacity and better thermal performance.


Q2: Is 12mm slotless brushless motor suitable for continuous operation?

Yes, 12mm slotless brushless motor is designed for extended duty cycles.


Q3: Can 12mm slotless brushless motor be used in medical applications?

Yes, especially where smooth and quiet performance is required.


Q4: Does 12mm slotless brushless motor support encoder feedback?

Yes, external encoder integration is supported.


Q5: Is customization available?

Yes, full OEM customization is available.


Q6: Do you support long-term supply projects?

Yes, stable long-term OEM supply is supported.



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