NEMA 17 24V 4A 5800RPM Motor Driver Brushless – 42mm Body Brushless Motor Bldc

The Nema 17 brushless electric motor is a high-performance brushless motor designed for compact motion control systems. With a 24V brushless DC motor structure, it delivers smooth rotation, high efficiency, and low maintenance. This brushless electric motor is ideal for industrial automation, CNC machinery, and robotic applications requiring precision and durability.

Key Features

• 3-phase brushless DC motor (BLDC) with compact NEMA 17 frame (42mm)
• Rated voltage 24V, rated current 4A, rated torque 0.125 N·m
• High rotational accuracy and smooth operation up to 5800 RPM
• Maintenance-free design with low noise and high reliability
• Supports compatible brushless dc driver (3BL14)

Technical Specifications

Parameter	Specification
Number of Phase	3
Number of Poles	8
Rated Voltage	24 VDC
Rated Current	4 A
Rated Power	52.5 W
Rated Speed	5800 ±10% RPM
No Load Speed	4000 ±10% RPM
Rated Torque	0.125 N·m
Insulation Resistance	100MΩ min. (500V DC)
Ambient Temperature	-20°C ~ +50°C
Ambient Humidity	15% ~ 95%
Motor Weight	Approx. 0.5 kg
Recommended Driver	3BL14

Wiring Diagram

Wire	Function	Color	AWG
U	Motor Phase U	Yellow	20AWG
V	Motor Phase V	Green	20AWG
W	Motor Phase W	Blue	20AWG
+5V	Hall Sensor Power	Red	26AWG
HU	Hall U Signal	Blue	26AWG
HV	Hall V Signal	Green	26AWG
HW	Hall W Signal	Blue	26AWG
GND	Ground	Black	26AWG

Dimensions

Parameter	Value
Motor Frame Size	42 mm (NEMA 17)
Body Length	61 ±1 mm
Shaft Diameter	Φ5 ±0.015 mm
Shaft Length	17 mm
Mounting Hole	4-M3, 31 mm spacing
Lead Wire Length	500 mm

Applications

• Industrial automation and CNC systems
• 3D printers and robotic actuators
• Electric tools and brushless electric motor drives
• Precision motion and servo systems

Compatible Products

Pair this motor with the Brushless DC Motor Driver 3BL14 for complete BLDC control solutions.

FAQ

How does a brushless motor work?

A brushless motor operates using electronic commutation instead of physical brushes. It uses Hall sensors and a controller to switch the current in the stator windings, driving the rotor with permanent magnets.

Brushless DC motor vs brushed DC motor

BLDC motors are more efficient, quieter, and have a longer lifespan compared to brushed DC motors, which rely on mechanical commutation and wear faster.

Brushless DC motor and controller

A brushless DC motor requires a controller (ESC or driver) to manage current switching and speed. The controller ensures precise torque and speed regulation.

Brushless motor speed controller

The speed controller adjusts the motor’s RPM by varying input voltage and commutation timing. It’s essential for consistent and smooth performance in automation systems.

Download Datasheet

Download the full specification sheet for detailed parameters, wiring guide, and performance curves.

📄 Download PDF Datasheet