The ANET A8 3D printer uses 4 Nema17 type stepper motors for its axis and extruder. The stepper motor used is the 42SHDC3025-24B, which is a widely used stepper motor in the 3D printing community.

Specifications:

Rated Power: 14W

Rated Voltage: 3.96V

Rated Current: 0.9A

Rated Speed: 1000rpm

Rated Torque: 0.34NM

Holding Torque: 0.4N.M

Step Angle: 1.8°

Step Angle Accuracy: ±5%

Phase: 2

Resistance: 4.4Ω±10%

Temperature Rise: 80K Max

Ambient Temperature: -20℃~+50℃

Ambient Humidity: 90% Max

Insulation Resistance: 100 MΩ Min., 500VDC

Size: 424240(mm)

Weight: 280g