High torque 2 phase 1.8 degrees Nema 17 hybrid stepper motor
Changzhou Jkongmotor Co., Ltd is located in high technology industry zone in Changzhou, China. Our motor can be used in many kinds of machines, such as 3d printer, CNC machine, medical equipments, weaving printing equipments and so on.
| Step Angle | Motor Length | Current/Phase | Resistance/Phase | Inductance/Phase | Holding Torque | Number of leads | Detent Torque |
(°) | (mm) | (A) | (Ω) | (mH) | (kg.cm) | (No.) | (g.cm) |
JK42HS25-0404 | 1.8 | 25 | 0.4 | 24 | 36 | 1.8 | 4 | 75 |
JK42HS28-0504 | 1.8 | 28 | 0.5 | 20 | 21 | 1.5 | 4 | 85 |
JK42HS34-1334 | 1.8 | 34 | 1.33 | 2.1 | 2.5 | 2.2 | 4 | 120 |
JK42HS34-0406 | 1.8 | 34 | 0.4 | 24 | 15 | 1.6 | 6 | 120 |
JK42HS34-0956 | 1.8 | 34 | 0.95 | 4.2 | 2.5 | 1.6 | 6 | 120 |
JK42HS40-0406 | 1.8 | 40 | 0.4 | 30 | 30 | 2.6 | 6 | 150 |
JK42HS40-1684 | 1.8 | 40 | 1.68 | 1.65 | 3.2 | 3.6 | 4 | 150 |
JK42HS40-1206 | 1.8 | 40 | 1.2 | 3 | 2.7 | 2.9 | 6 | 150 |
JK42HS48-0406 | 1.8 | 48 | 0.4 | 30 | 25 | 3.1 | 6 | 260 |
JK42HS48-1684 | 1.8 | 48 | 1.68 | 1.65 | 2.8 | 4.4 | 4 | 260 |
JK42HS48-1206 | 1.8 | 48 | 1.2 | 3.3 | 2.8 | 3.17 | 6 | 260 |
JK42HS60-0406 | 1.8 | 60 | 0.4 | 30 | 39 | 6.5 | 6 | 280 |
JK42HS60-1704 | 1.8 | 60 | 1.7 | 3 | 6.2 | 7.3 | 4 | 280 |
JK42HS60-1206 | 1.8 | 60 | 1.2 | 6 | 7 | 5.6 | 6 | 280 |
Above only for representative products, products of special request can be made according to the customer request. |



How to Choose a stepper motor?
The main factor is the holding torque you required for the motor.
As the length of one stepper motor can vary, holding torque of nema17 can be 2.2kg.cm- 7.3kg.cm,
While torque of Nema 23 motor can be 0.55N.m- 3N.m.