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NEMA 17 Servo Stepper Motor 1.8° Step Angle, 0.8Nm Torque, For CNC Carving Machine (42mm)

High-performance servo motor for precision automation and robotics. (42mm) Get a free quote from ZGC Motors, a trusted servo motor manufacturer.

  • Eliminate Lost Steps Permanently: Experience flawless accuracy with our Closed Loop Servo Stepper, which eliminates lost steps by marrying stepper simplicity with servo-like precision.
  • Powerful & Compact: Generates a robust 0.2-0.8 Nm of torque from a compact NEMA 17 (42mm) frame.
  • 1.8° Step Angle: verified by closed-loop feedback, ensures smooth motion to capture every intricate detail of your design.
  • Simplify Your Upgrade: Easily integrates into your existing CNC system to replace open-loop steppers, boosting reliability without complex setup.
  • Engineered for Carving Machines

What is a Servo Stepper Motor?

A Servo Stepper Motor is a high-performance stepper motor equipped with an encoder. At its core, it remains a stepper, but through closed-loop control, it aims to combine the benefits of both stepper and servo motor technologies.

The Ideal Cost-Effective Solution

Are you concerned that a standard stepper motor might lose steps due to sudden resistance changes during complex carving, leading to misalignment and scrapped work? At the same time, is a true servo motor stretching your budget?

This Servo Stepper Motor is the high-value solution crafted for this exact scenario. It retains the high holding torque and cost-effectiveness of a standard stepper while utilizing a built-in encoder for closed-loop control. This system continuously monitors and instantly corrects any positional errors, permanently eliminating the issue of lost steps and guaranteeing pinpoint accuracy for every single carve you make.

 

Motor Specifications

    ModelCurrentResistanceInductanceHolding torqueInertiaLengthEncoder
AΩ±10%mH±20%N.mOZ.ing/cm²mm MaxResolution
SD42H249-E1KS21.352.90.4868.077681000CPR
SD42H249-E2K5ZS21.352.90.4868.077682500CPR
SD42H261-E1KS21.754.00.72102.0100801000CPR
SD42H261-E3K5ZS21.754.00.72102.0100802500CPR

Encoder Specifications

ModelE1KzE2K5z
Resolution1000cpr/4000ppr2500cpr/10000ppr
TypeIncremental Encoder
Output ModeDifferential
Output SignalA+ A-;B+ B-A+ A-;B+ B-;Z+Z-
Supply Voltage5VDC±5%
  • DIMENSION(UNIT:MM)


  • TORQUE-FREQUENCY CURVE

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