
Printer HB BJ42D Stepper Motor Technical Parameter Dimensions and motor wiring diagram Speed-torque Curve Product Features 1.2 Phase Motor 2.Step angle 1.8 degree 3.Large torque 4.Low noise 5.Smooth operation Keli Step Motor Advantages Series in 20,28,35,36,39,42,57,60,86 and etc. Optimize the...

| Model | Polar | Length (mm) | Resistance (Ω) | Inductance (mH) | Rotor Inertia (g.cm²) | Holding Torque (mN.M Min.) | Rated Current (A) |
| BJ42D15-Y1V01 | Bipolar | 33 | 30 | 51 | 38 | 340 | 0.4 |
| BJ42D15-Y2V01 | 8 | 15 | 35 | 250 | 0.6 | ||
| BJ42D15-Y3V01 | 4.5 | 6.4 | 35 | 210 | 1 | ||
| BJ42D15-Y4V01 | 1.4 | 1.4 | 35 | 210 | 1.5 | ||
| BJ42D22-Y1V01 | 40 | 9.6 | 20 | 54 | 400 | 0.6 | |
| BJ42D22-Y2V01 | 4 | 7.9 | 54 | 400 | 1 | ||
| BJ42D22-Y3V01 | 2.3 | 4.3 | 54 | 400 | 1.5 | ||
| BJ42D22-Y4V01 | 1.06 | 2 | 54 | 400 | 2 | ||
| BJ42D29-Y1V01 | 47 | 12 | 28 | 77 | 480 | 0.6 | |
| BJ42D29-Y2V01 | 2.2 | 4.5 | 72 | 600 | 1.5 | ||
| BJ42D29-Y3V01 | 1.35 | 2.9 | 77 | 480 | 2 | ||
| BJ42D29-Y4V01 | 0.9 | 1.6 | 72 | 600 | 2.5 | ||
| BJ42D41-Y1V01 | 59 | 15.5 | 37.4 | 110 | 720 | 0.6 | |
| BJ42D41-Y2V01 | 3 | 6.9 | 110 | 800 | 1.5 | ||
| BJ42D41-Y3V01 | 1.8 | 3.7 | 110 | 720 | 2 | ||
| BJ42D41-Y4V01 | 1 | 2.4 | 110 | 800 | 2.5 |








1.2 Phase Motor
2.Step angle 1.8 degree
3.Large torque
4.Low noise
5.Smooth operation
Series in 20,28,35,36,39,42,57,60,86 and etc.
Optimize the product performance on bigger torque, smoother operation, less vibration, lower temperature rising, lower consumption.
More reliable with longer life time.
Dust proof, moisture-proof, oil-proof, high and low temperature resistance, corresion resistance and etc.
Experienced on marketing and R&D, we are avilable to customized kinds of motor with quick lead time.
Advanced labs with reliable verifiction equipment as projector, coordinate measuring machine, dynamometer, salt spray machine, high and low temperature box and etc.
Products with authority certification with CCC, CE and etc.
New project manage system covers more parameters and standard information for clients types selection.
![]() | The following products are only representative, derivative products can be customized according to customer's requirements. |
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