NEMA 17 24V Brushless DC Servo Motor with Encode | Compact 3-Phase BLDC Servo Solution

Product Overview

This NEMA 17 brushless DC servo motor with encoder delivers accurate position control, smooth torque output and fast response. The integrated 1000-line optical encoder ensures precise feedback, suitable for advanced servo motion systems and compact automation equipment.

Key Features

• High-precision 1000-line encoder for closed-loop servo control
• Durable 24V BLDC servo motor with compact 42 mm frame
• Low noise, high efficiency and longer motor life
• Ideal for robotics, CNC, 3D printers and automated machinery

Technical Specifications

Model	42WS70-230A-EC1
Frame Size	NEMA 17 (42 mm)
Phase Number	3-phase
Rated Voltage	24 VDC
No Load Speed	4000 ±10% RPM
Rated Speed	3000 ±10% RPM
Rated Current	3.5 A
Rated Power	64 W
Rated Torque	0.2 N·m
Insulation Resistance	100 MΩ Min. (500V DC)
Ambient Temperature	-20°C to +60°C
Humidity	15% to 95% RH
Motor Weight	Approx. 0.5 kg

Encoder Specifications

Encoder Type	Optical Encoder
Pulse Resolution	1000 Lines

Wiring Diagram

Motor Phase	Wire Colour
U	Yellow
V	Green
W	Blue

Encoder Signal	Wire Colour
+5V	Red
GND	White
EA+	Black
EA-	Blue
EB+	Yellow
EB-	Green

Applications

• Robotics and automation systems
• CNC machinery and precise servo equipment
• 3D printing and motion platforms
• Industrial conveyor and sorting systems

FAQ

What does a brushless motor mean?

A brushless motor uses electronic commutation instead of carbon brushes, improving reliability, efficiency and lifespan.

How does a brushless electric motor work?

A BLDC motor drives rotor magnets using a 3-phase stator coil and electronic controller. It provides smoother torque and precise speed control.

Advantages of brushless DC motor

Higher efficiency, lower maintenance, less noise, compact structure and longer operational life.

Brushed vs brushless motors

Brushed motors rely on physical brushes that wear out over time. Brushless motors use electronics and offer superior performance and durability.

Difference between brushless and brushed motor

Brushless motors eliminate friction losses and spark noise from brushes, making them ideal for servo control and intelligent automation.

Download Datasheet

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

📄 Download PDF Datasheet