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  • Hybrid stepper motor 42SHD0034-20B for 3D printer
    • i i
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Hybrid stepper motor 42SHD0034-20B for 3D printer


Shipping Weight:310g

Quantity in stock:999774


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This is the stepper motor we use on the X/Y/Z axis for Geeetech Prusa I3 and Delta series 3D printers.


General specification

Step angle: 1.8°

Number of phase2

Insulation resistance100MΩmin. (500V DC)

Insulation classClass B

Rotor inertia38g cm2 


Wiring length: 700mm

Connector: XH (2.54mm-4pin)

Net weight: 232g

Shipping weight: 310g


Electrical specification

Rated voltage5V

Rated voltage: 1.0A

Resistance per phase: 5.0Ω±10%

Inductance per phase: 6.2mH±20%

Holding torque: 300mN.m

Detent torque: 12mN.m

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  • fabio bernardi | 08/20/2020

    this is good for I3 B pro? thanks

    • Jocelin Jia | 08/21/2020

      hello, you need extruder motor for PRO B printer , right ? the model is D42HS3418-24B22, it is not listed on our store , you can order this motor , but leave a comment for your order , need 700-001-1239 instead, i will change order for you when i process orders. send you the PRO B extruder motor

  • Clive KERR-PETERSON | 08/26/2018

    My Geetech Aluminium Prusia i3 came with a faulty bearing which I have replaced. It now seems the Z axis L/H motor is faulty. Please could you advise my which is the correct one to replace it with, and should I replace both? Many Thanks

    • Jocelin Jia | 08/27/2018

      can u tell me order number and send mails to jocelin.jia@geeetech.cn, thanks

      • Clive KERR-PETERSON | 08/29/2018


        • Jocelin Jia | 08/30/2018

          there is no order info in our systerm, do you buy eleswhere? if yes,please find the seller for help,thanks

  • Stefano Alderighi | 01/31/2018

    Hello. I want to use this motor in Full Step mode. How many Volt I set on the a4988 driver?

    • Jocelin Jia | 03/15/2018

      Hi Stefano,the volt is about 0.8 to 1.2V,you can adjust to full step.Thanks

  • Ghislain Dimiglio | 12/18/2017

    Hello, I have an Geeetech Prusa I3 aluminium. I want change the Z Stepper Motors. On Your web site, you sold 4 different motors. Can you give me the reference of the motor that match to my printer. Best Regards

    • Zina Luo | 12/20/2017

      Hi Ghislain ,are you would like buy a new one ? You can place order online and remark use on Aluminum 3D printer so that i can arrange the original one to you ,Pls note with thank.

  • Lubomir Kalman | 01/18/2017

    Hello I want ask if there is possibility to replace this stepper in my PI3 proB with one with step angle 0.9°