2 Phase NEMA23 1n. M 2n. M 3n. M Jk57HS 57bygh Electric Stepping Motor CNC Hybrid Geared Stepper Motor with Planetary Gearbox / Brake / Encoder / Controller

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Product Description

  • Overview
  • Product Description
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🔹 Overview

Basic Info.

Model NO. JK57HS
Number of Stator Two-Phase
Excitation Mode HB-Hybrid
Function Control, Driving, Run
Number of Poles 8
Operate Mode Operate with a Motor Drive
Type Hybrid Stepper Motor
Certification ISO9001, CCC, CE, RoHS, SGS, Reach
Model Number NEMA23 Stepper Motor
Step Angle 1.8 Degree or 0.9 Degree
Product Name 2 Phase Stepper Motor
Holding Torque 0.48n.M~3.1n.M
Current / Phase 1A~4.2A
Motor Length 41mm~112mm
Leads 4-Leads or 6-Leads or 8-Leads
Detet Torque 250g.Cm~1200g.Cm
Rotor Inertia 150g.Cm2~800g.Cm2
Transport Package Carton
Specification 0.47-1.4kg
HS Code 8501310000
Production Capacity 50000piece/Month

Packaging & Delivery

Package Size 10.00cm * 10.00cm * 10.00cm
Package Gross Weight 2.000kg
🔹 Product Description
2 Phase NEMA23 1N.m 2N.m 3N.m Jk57HS 57BYGH Electric Stepping Motor Cnc Hybrid Geared Stepper Motor with Planetary Gearbox / Brake / Encoder / Controller
General Specification
Item Specifications
Step Angle 1.8° or 0.9°
Temperature Rise 80ºCmax
Ambient Temperature -20ºC~+50ºC
Insulation Resistance 100 MΩ Min. ,500VDC
Dielectric Strength 500VAC for 1minute
Shaft Radial Play 0.02Max. (450g-load)
Shaft Axial Play 0.08Max. (450g-load)
Max. radial force 75N (20mm from the flange)
Max. axial force 15N
The magnetic steel is high grade, we usually use the SH level type.
The rotor is coated, reduces burrs, works smoothly, and produces less noise. We test the stepper motor parts step by step.
Stator is tested and rotor is tested before assembly.
After we assemble the stepper motor, we will perform an additional test to ensure high quality standards are met.

This stepping motor is a precision device that converts electrical pulse signals into corresponding angular displacements or linear displacements. This small stepper motor can be widely used in various fields, such as a 3D printer, stage lighting, laser engraving, textile machinery, medical equipment, automation equipment, etc.

⚡ 1.8 Degree Stepper Motor Parameters:
Model No. Step Angle Motor Length Current Resistance Inductance Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH N.m No. g.cm g.cm2 Kg
JK57HS41-1006 1.8 41 1 7.1 8 0.48 6 250 150 0.47
JK57HS41-2008 1.8 41 2 1.4 1.4 0.39 8 250 150 0.47
JK57HS41-2804 1.8 41 2.8 0.7 1.4 0.55 4 250 150 0.47
JK57HS51-1006 1.8 51 1 6.6 8.2 0.72 6 300 230 0.59
JK57HS51-2008 1.8 51 2 1.8 2.7 0.9 8 300 230 0.59
JK57HS51-2804 1.8 51 2.8 0.83 2.2 1.01 4 300 230 0.59
JK57HS56-2006 1.8 56 2 1.8 2.5 0.9 6 350 280 0.68
JK57HS56-2108 1.8 56 2.1 1.8 2.5 1 8 350 280 0.68
JK57HS56-2804 1.8 56 2.8 0.9 2.5 1.2 4 350 280 0.68
JK57HS64-2804 1.8 64 2.8 0.8 2.3 1 4 400 300 0.75
JK57HS76-2804 1.8 76 2.8 1.1 3.6 1.89 4 600 440 1.1
JK57HS76-3006 1.8 76 3 1 1.6 1.35 6 600 440 1.1
JK57HS76-3008 1.8 76 3 1 1.8 1.5 8 600 440 1.1
JK57HS82-3004 1.8 82 3 1.2 4 2.1 4 1000 600 1.2
JK57HS82-4008 1.8 82 4 0.8 1.8 2 8 1000 600 1.2
JK57HS82-4204 1.8 82 4.2 0.7 2.5 2.2 4 1000 600 1.2
JK57HS100-4204 1.8 100 4.2 0.75 3 3 4 1100 700 1.3
JK57HS112-3004 1.8 112 3 1.6 7.5 3 4 1200 800 1.4
JK57HS112-4204 1.8 112 4.2 0.9 3.8 3.1 4 1200 800 1.4
⚡ 0.9 Degree Stepper Motor Parameters:
Model No. Step Angle Motor Length Current Resistance Inductance Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH kg.cm No. g.cm g.cm2 Kg
JK57HM41-1006 0.9 41 1 5.7 8 3.9 6 210 120 0.45
JK57HM41-2804 0.9 41 2.8 0.7 2.2 5 4 210 120 0.45
JK57HM51-2006 0.9 51 2 1.6 2.2 7.2 6 380 280 0.68
JK57HM56-1006 0.9 56 1 7.4 17.5 9 6 400 300 0.7
JK57HM56-2006 0.9 56 2 1.8 4.5 9 6 400 300 0.7
JK57HM56-2804 0.9 56 2.8 0.9 3.3 12 4 400 300 0.7
JK57HM76-1006 0.9 76 1 8.6 23 13.5 6 680 480 1
JK57HM76-2006 0.9 76 2 3 7 13.5 6 680 480 1
JK57HM76-2804 0.9 76 2.8 1.15 5.6 18 4 680 480 1
⚡ 3 Phase Nema 23 Stepper Motor Parameters:
Model No. Step Angle Motor Length Current Resistance Inductance Holding Torque Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH kg.cm g.cm g.cm2 Kg
JK57H3P42-5206 1.2 42 5.2 1.3 1.4 4.5 210 110 0.45
JK57H3P56-5606 1.2 56 5.6 0.7 0.7 9 400 300 0.75
JK57H3P79-5206 1.2 79 5.2 0.9 1.5 15 680 480 1.1
⚡ Nema 23 Round Type Stepper Motor Parameters:
Model No. Step Angle Motor Length Current Resistance Inductance Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH kg.cm No. g.cm g.cm2 Kg
JK57HY41-0406 1.8 41 0.4 30 30 2.88 6 180 57 0.54
JK57HY41-1564 1.8 41 1.56 1.8 3.6 4 4 180 57 0.54
JK57HY51-0426 1.8 51 0.42 29 36 4.97 6 350 110 0.6
JK57HY51-2804 1.8 51 2.8 0.85 2.1 6.9 4 350 110 0.6
JK57HY56-0606 1.8 56 0.6 20 32 6 6 420 135 0.65
JK57HY56-2004 1.8 56 2 3 7 8 4 420 135 0.65
JK57HY76-1506 1.8 76 1.5 3.6 6 9 6 720 200 0.95
JK57HY76-4004 1.8 76 4 0.88 2.6 14 4 720 200 0.95
⚡ Other Hybrid Stepper Motor Range:
Motor series Phase No. Step angle Motor length Motor size Leads No. Holding torque
Nema 8 2 phase 1.8 degree 30~42mm 20x20mm 4 180~300g.cm
Nema 11 2 phase 1.8 degree 32~51mm 28x28mm 4 or 6 430~1200g.cm
Nema 14 2 phase 0.9 or 1.8 degree 27~42mm 35x35mm 4 1000~2000g.cm
Nema 16 2 phase 1.8 degree 20~44mm 39x39mm 4 or 6 650~2800g.cm
Nema 17 2 phase 0.9 or 1.8 degree 25~60mm 42x42mm 4 or 6 1.5~7.3kg.cm
Nema 23 2 phase 0.9 or 1.8 degree 41~112mm 57x57mm 4 or 6 or 8 0.39~3.1N.m
3 phase 1.2 degree 42~79mm 57x57mm - 0.45~1.5N.m
Nema 24 2 phase 1.8 degree 56~111mm 60x60mm 8 1.17~4.5N.m
Nema 34 2 phase 1.8 degree 67~155mm 86x86mm 4 or 8 3.4~12.2N.m
3 phase 1.2 degree 65~150mm 86x86mm - 2~7N.m
Nema 42 2 phase 1.8 degree 99~201mm 110x110mm 4 11.2~28N.m
3 phase 1.2 degree 134~285mm 110x110mm - 8~25N.m
Nema 52 2 phase 1.8 degree 173~285mm 130x130mm 4 13.3~22.5N.m
3 phase 1.2 degree 173~285mm 130x130mm - 13.3~22.5N.m
Above only for representative products, products of special request can be made according to the customer request.
🔹 Detailed Photos
🔹 Manufacturing Showcase
⚙ Equipments Show:
Equipments Show
⚙ Production Flow:
Production Flow
📦 Package:
Package Details
📜 Certification:
Certificates Portfolio
Frequently Asked Questions (FAQ)
What is the advantage of a 0.9-degree step angle compared to a 1.8-degree step angle?
A 0.9-degree step angle provides double the resolution (400 steps per revolution) of a standard 1.8-degree motor (200 steps per revolution). This delivers significantly higher positioning accuracy, smoother dynamic rotation, and minimized vibration or resonance in precision motion setups.
Can these NEMA 23 stepper motors be customized for unique requirements?
Yes, multiple customization options are available, including custom shaft lengths/shapes (D-flat, keyway, round), custom lead wire configurations, integration of planetary gearboxes, dynamic brakes, high-resolution optical encoders, or specialized integrated controller setups.
What industries and applications use these hybrid stepper motors?
These versatile motors are highly optimized for automated industries such as 3D printing, high-precision CNC routers, professional stage lighting systems, laser engravers, medical laboratory instruments, textile machines, and custom pick-and-place automation lines.
What is the standard operating temperature range and environmental resistance?
Our hybrid stepper motors are rated for operation within a wide ambient temperature range of -20ºC to +50ºC. They utilize high-tier insulation system materials designed to safely handle a maximum internal temperature rise of 80ºC during continuous operation.
What are the holding torque options available in this NEMA 23 series?
This comprehensive NEMA 23 series offers a robust holding torque span ranging from 0.48 N.m for small precision applications up to 3.1 N.m for high-performance industrial motion tasks, ensuring the perfect balance of size, weight, and torque capacity.
What compliance and quality standards do these motors satisfy?
Every manufactured stepper motor model adheres to strict international safety and quality standards, backed by ISO9001, CCC, CE, RoHS, SGS, and REACH certifications to guarantee global compliance and exceptional long-term reliability.

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