Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V

Basic Information
Place of Origin: China
Brand Name: prostepper
Certification: CE/ISO/ROHS
Model Number: PST42H231-4P12
Minimum Order Quantity: 10pcs
Price: Negotiable
Packaging Details: 39*24*23 cm
Delivery Time: 10-15 working days
Payment Terms: T/T, Western Union, L/C, MoneyGram
Supply Ability: 250000pcs per month
Name: 2 Phase Nema17 Automatic Stepper Motor Motor Frame Size: 42mm
Holding Torque: 0.16N.m Related Current: 1.2A/Phase
Weight: 0.2kg Length: 31mm
High Light:

42mm Automatic Stepper Motor


AC500V Automatic Stepper Motor


ISO 2 Phase Bipolar Stepper Motor

2 Phase 0.16N.M Bi-Polar PST42H231-4P12 Automatic Stepper Motor​


We have made various type stepper motor for our customer, prostepper brand is very famous in the markets


Our stepping motor can be used in house appliance,Robot, music fountain, industrial electronic automation equipment, medical equipment, advertising equipment, stage lighting equipment, printer, textile machinery, external applicable equipment of computer. Welcome to you visit our factory and negotiate business with us.



Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 0


General specifications


Specification Motor Characteristics
Insulation Class Class B130°C
Step Angle Accuracy ±0.09°
Withstand Voltage AC500V (one minute)
Insulation Resistance 100MQ MIN. 500VDC
Temperature Rise 80*C MAX
Radial Play 0.025mm Max. (Load450g)
Axial Play 0.075mm Max. (Load950g)
  Temperature -10~+50°C (Non Condensing)
Operating Environment Humidity 85%RH MAX. (Non Condensing)
Medium No corrosive gas or dust. Not directly in contact with water, oil, etc.
Storage Environment Temperature 0~+50°C (Non Condensing
Humidity 85%RH MAX. (Non Condensing)
Life 5000 Hours MIN.




Radial Load&Axial Load

Motor Size Shaft Diameter (mm) Radial Load (N) Axial Load (N)
Distance from Mounting Surface (mm)
5 10 15 20 25 30 35
NEMA8 4 15 12         3
NEMA 11 5 50 35 25       5
NEMA 14 5 50 35 25 20 10
NEMA 17 5 50 35 25 20   15
NEMA 23 8 270 180 130 100 90   20
NEMA 24 8 200 135 100 82 58 30
NEMA 34 14 620 550 480 390 340 290 260 60



Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 1


The product detailed specification of 2 phase Nema17mm Bi-polar hybrid automatic stepper motor can be refered as below:


42mm 2-Phase Standard Type NEMA17 Bi-Polar 1.8゜

Mode No PST42H231-4P06



PST42H235-4P06 PST42H235-4P12
Holding Torque 0.16N.m 0.16N.m 0.25N.m 0.25N.m
Related Current 0.6A/Phase 1.2A/Phase 0.6A/Phase 1.2A/Phase
Resistance 6.6 Ω/Phase 1.8Ω /Phase 8Ω/Phase 2.1Ω/Phase
Inductance 9.5MH/Phase 2.4MH/Phase 15.2MH/Phase 3.9MH/Phase
Inertia 23g.cm2 23g.cm2 35g.cm2 35g.cm2
Weight 0.2kgs 0.2kgs 0.24kgs 0.24kgs
Length 31mm 31mm 35mm 35mm
Connection P P P P
Mode No PST42H241-4P12



PST42H249-4P12 PST42H249-4P20
Holding Torque 0.4N.m 0.4N.m 0.48N.m 0.48N.m
Related Current 1.2A/Phase 2A/Phase 1.2A/Phase 2A/Phase
Resistance 2.5 Ω/Phase 1.05Ω /Phase 3.1Ω/Phase 1.35Ω/Phase
Inductance 5.5MH/Phase 2MH/Phase 8MH/Phase 2.9MH/Phase
Inertia 54g.cm2 54g.cm2 77g.cm2 77g.cm2
Weight 0.3kgs 0.3kgs 0.36kgs 0.36kgs
Length 41mm 41mm 49mm 49mm
Connection P P P P
Mode No PST42H261-4P12 PST42H261-4P20  
Holding Torque 0.72N.m 0.72N.m  
Related Current 1.2A/Phase 2A/Phase  
Resistance 2.5 Ω/Phase 1.75Ω /Phase  
Inductance 11MH/Phase 4MH/Phase  
Inertia 110g.cm2 110g.cm2  
Weight 0.5kgs 0.5kgs  
Length 61mm 61mm  
Connection P P  



Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 2


Speed/Torque Characteristics (Reference Value)





Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 3

Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 4

Prostepper motor  have high-quality professional technicians and advanced modern production equipment. All of the products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.Their well-equipped facilities and excellent quality control throughout all stages of production enable us to guarantee total customer satisfaction.



Two Phase 0.16N.M Bipolar Automatic Stepper Motor 42mm AC500V 5

Contact Details

Phone Number : +8618106129922

WhatsApp : +8618106129922