NEMA17 42mm Micro Hybrid Stepper Motor for CNC 3D Printer

• Application: 3D Printer, Engraving Machine, Stage Lighting...
• Speed: Variable Speed
• Number of Stator: Two-Phase
• Excitation Mode: HB-Hybrid
• Function: Control
• Number of Poles: 4
• Model NO.: NEMA 17 Series
• Operate Mode: Three-Phase Six-Step
• Type: Planetary BLDC
• Certification: CE
• Brand: GS
• Warranty: 1 Year
• Sample: Available
• Step Angle Accuracy: 1.8°/ 0.9°
• Insulation Class: B (F Available)
• Shaft Type: Round, Flat, Pulley, Gear...
• Transport Package: Plastic Bag and Carton Packing
• Specification: NEMA17 42*42mm
• Trademark: GS
• Origin: Zhejiang, China (Mainland)
• HS Code: 85013100
• Production Capacity: 30000PCS Per Month

Product Description

NEMA17 42mm Micro Hybrid Stepper Motor for CNC 3D Printer

 

Characteristics:
1. Precise position control.
2. Speed control function.
3. Forward/reverse rotation, emergency stop and lock function.
4. High-precision position control at low speed.
5. Long service life.

Technical Specification

Item	Specifications
Steps/cycle	400
Step Angle Accuracy	0.9°±5% (full step, no load)
Resistance Accuracy	±10%
Inductance Accuracy	±20%
Temperature Rise	80ºC Max (rated current, 2-phase on)
Insulation Resistance	100MΩMin., 500VDC
Insulation Class	Class B (Class F is available)
Protection Grade	IP40

Stepper Motor Parameters

Model	Poles	Current	Resistance	Inductance	Holding Torque	Detent Torque	Weight	Length (L)
		A	Ω	mH	Nm	mNm	KG	mm
42BYG20-S4065	2	0.65	6.6	7	0.07	5	0.12	20
42BYG20-S6065	4	0.65	6.6	2.9	0.03
42BYG28-S4040	3	0.4	8	11	0.09	8	0.2	28
42BYG28-S6040	4	0.4	8	4	0.05
42BYG34-S4085	2	0.85	3.1	3.6	0.18	12	0.22	34
42BYG34-S6085	4	0.85	3.1	2.3	0.16
42BYG40-S4165	2	1.65	1.8	4.1	0.33	18	0.25	40
42BYG40-S4080	4	0.8	7.5	9.6	0.26
42BYG48-S4165	2	1.65	1.8	5	0.44	24	0.35	48
42BYG48-S6080	4	0.8	8.5	10	0.32

Note:
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Drawing 



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