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Micro Stepper Motor
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Linear Stepper Motor
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Lead Screw And Nut
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Andres BlancoThe thruster have arrived correctly. I tested them on the ROV and we are very happy with the result. The epoxy interior finish is very good and the power of the motors in relation to the size is quite good.
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Gregoire LangeThe cooperation between Changzhou Vic-Tech Motor Tech and our company was just great. Good understanding of our needs, great willing to solve our problems. I recommend !
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David MoleveltProfessional and clear communication. Order was shipped in time. Counter connectors where added to the shipment. Driver works like we agreed !
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Buildstorm Private LimitedThe product works as expected, it was packed nicely. Seller responds very quickly and helps in making a buying decision. They are ready to customize the product for you.
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Ashley GriffinShipment was received very quickly. Product was well protected by packaging. Company rep was cordial and kind. A Plus rating!
High Precision 4-wire 20mm Linear Stepper Motor with 1.5 kg Thrust for Precision Instruments

Contact me for free samples and coupons.
Whatsapp:0086 18588475571
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xMotor Diameter | 20mm | Rated Voltage | 12 V DC |
---|---|---|---|
No. Of Phases | 2 Phases | Step Angle | 18°/Step |
Current Per Phase | 770mA/Phase | Coil Resistance | 15.6±7% Ohm/Phase |
Excitation Method | 2 Phase Excitation | Drive Mode | 2-2 Bipolar Drive |
Pull-Out Thrust | More Than 1200gf-cm AT 700 PPS | Max Response Frequency | More Than 1300 PPS |
Max Starting Frequency | More Than 1000 PPS | Insulation Class | Class E For Coils |
Insulation Strength | 50MΩ DC 500 V | Operating Temperature Range | -15~+55℃ |
Maximum Thrust | 1.5 Kg | ||
Highlight | 4-wire Linear Stepper Motor,20mm Micro Stepper Motor,1.5 kg Thrust Stepper Motor with Slider |


This 20mm diameter linear stepper motor features an integrated screw rod and slider assembly with a maximum thrust capacity of 1.5 kg. The motor provides precise linear motion control when paired with a compatible driver, making it ideal for integration with precision instruments and electronic devices. Custom configurations are available upon request.

Model No. | SM20-21L-T |
---|---|
Motor diameter | 20mm |
Rated voltage | 12 V DC |
No. of phases | 2 phases |
Step angle | 18°/Step |
Current Per Phase | 770mA/Phase |
Coil Resistance | 15.6±7% Ohm/Phase |
Excitation Method | 2 Phase Excitation |
Drive Mode | 2-2 Bipolar Drive |
Pull-Out Thrust | More Than 1200gf-cm AT 700 PPS |
Max Response Frequency | More Than 1300 PPS |
Max Starting frequency | More Than 1000 PPS |
Insulation Class | Class E For Coils |
Insulation Strength | 50MΩ DC 500 V |
Operating Temperature Range | -15~+55℃ |

Selling Units: Single item in plastic box, outer paper box packaging
Package: Single carton packing, 100-1000 pieces per box
Lead Time: 30 days after deposit



Changzhou Vic-Tech Motor Technology Co., Ltd has specialized in micro motor production since 2011. Our product range includes micro stepper motors, geared motors, underwater thrusters, and motor drivers/controllers. With an experienced R&D team offering 20 years of motor development expertise, we provide custom design services while maintaining our commitment to quality, reliability, and innovation in the global market.