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High Torque 2 Phase 0.95nm 2.5A 42 NEMA17 Stepper Motor for Linear Motion System

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High Torque 2 Phase 0.95nm 2.5A 42 NEMA17 Stepper Motor for Linear Motion System

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NEMA17（ 42mm*L80mm）

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Product Description

Parameters of NEMA17 Stepper Motor

Description of NEMA17 Stepper Motor

NEMA17 Stepper Motor is a type motor that runs in discrete steps after powering. These motors do not have an encoder inbuilt. But if it is needed it can be added externally.

As the encoder in the stepper motor is not present, the stepper motor is less complex than the servo motor. And as the total pole count is higher, the NEMA17 Stepper Motor produces higher torque than the servo motor.

The main drawback of NEMA17 Stepper Motors is that they cannot produce the same torque at high speeds. They miss phases and that is why they are not preferred for applications where high speed is a priority.

Hybrid Servo Motor / Stepper Motors offer high efficiency, low vibration and incorporates our newly developed Mechanical Absolute Encoder for absolute-type positioning without battery back-up or external sensors to buy. Closed loop performance without hunting or gain tuning. Available with a built-in controller or pulse input driver which substantially reduces heat generation from the motor through the use of high-efficiency technology.

Feature of NEMA17 Stepper Motor

Battery-Free, Mechanical Absolute Encoder
Closed Loop Performance, No Hunting or Gain Tuning
AC Input
Wide Range of Gear Types for Inertia Matching & Higher Torque
Electromagnetic Brake Type Available

Feature	Stepper Motors	Servo Motors
Torque	High speed low torque	High-speed motor torque
Types of magnet	Stepper motors use conventional magnets	Servo motors use rare earth magnets like Neodymium and Alnico
Size and weight	Small and lightweight	Large and heavy
Speed	low to medium speed	low to high speed
Operating system	open-loop system	closed-loop system
Power consumption	Less power consumption	High power consumption
Pole count	High pole count (50-100)	Low pole count (4-12)
Position control	Low	More
Response	Fast	Slow