42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor

Basic Information
Place of Origin: JIANGSU,CHINA
Brand Name: Prostepper
Certification: CE/ISO/ROHS/SGS
Model Number: PST42H241-4L20M
Minimum Order Quantity: 10pcs
Price: Negotiable
Packaging Details: 38.5cm*24cm*23cm
Delivery Time: 7-25 work days
Payment Terms: T/T, Western Union, L/C
Supply Ability: 3000000pcs per year
Brand Name: PROSTEPPER Name: 42mm Two Phase Brake Stepper Motor
Current/phase: 2 Step Angle: 1.8degree
Brake Torque: 0.5N.m Color: Black
Motor Size: 42mm Useage: Medical Equipment
High Light:

0.5N.M Brake Stepper Motor


42mm Brake Stepper Motor


42mm nema 17 stepper motor with encoder

42mm NEMA17 2 phase brake type stepper motor for medical equipment


Our stepper motor series are: 20mm, 28mm, 35mm, 39mm, 42mm, 57mm, 60mm, 86mm, Two-phase, three-phase and four-phase hybrid stepping motor. The DC brushless motor range includes 42BLS, 57BL(S), 86BLS, and matching DC brushless drivers.
Therefore, the products are in line with ROHS requirements. 




Medical equipment (Peristaltic pump , CT Scanners)

Textile machinery Industrial automation (Engraving machine)

Office automation (3D printer)


Specifications of stepper motor with brake

Mode No:PST42H241-4L20M


Holding Torque 0.4N.m
Related Current 2A/Phase
Resistance 1.05Ω/Phase
Inductance 2MH/Phase
Inertia 54g.cm²
Brake Torque 0.5N.m
Weight 0.3Kg


Outline (Unit:mm)


Model: PST42H241-4L20M  L: 73mm

42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 0

Speed/Torque Characteristics(Reference Value)


42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 1

Please note the speed/torque curve is based on prostepper's test conditions. when the driving conditions change, the dynamic torque changes too. The related current indicated in the specification is an effective value, please adjust the driver's current below the rated current.




42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 2




Our production line:

With advanced stepper motor production equipment and production line, quality management systems and test equipment. The products are mainly used in various type of automatic precision control equipment such as stage lighting, absorbing the essence of motor manufacturing, so that the quality of products is continuously improved and the enterprise is constantly developing. Prostepper motor insists on using stable quality and creating a good reputation to realize prostepper’s commitment to customers.


42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 342mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 4


Quality control process of the hybrid stepper motor:

1. Incoming inspection: The inspection of each stepper motor shall be conducted according to the Requirements of the Incoming Inspection Specification or the product drawing


2. Monitoring and measurement of production process (self-inspection - inspection - batch production)


3. Final inspection and test for the stepper motor


4. All inspectors must be trained and then put on duty


5. Nonconforming products shall be executed in accordance with Nonconforming Product Control Procedures

42mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 542mm Nema 17 2 Phase 0.5N.M Brake Stepper Motor 6

Please believe us that our quality management system with ISO9001 and ISO19001 has been ruled very stricly, our stepper motor  has sold more than 20 countries, and got the good reputation.


Prostepper Motor has been focusing on stepper motors for more than 20 years. we are committed to creating the smoothest, most accurate and most innovative stepper motors that can be used anywhere. Today, we have a wide range of standard and custom stepper motors, Brushless motors.



Contact Details

Phone Number : +8618106129922

WhatsApp : +8618106129922