Nema 17 Stepper Motor, DROK 40mm High Torque Bipolar DC Step Motor Kit, 0.46Nm Low Noise 42 2-Phrase Universal Electric Motor DC motor for 3D Printer Laser Engraving;

Product Parameters:
Product name: Bipolar 42 Stepper Motor
Holding torque: 0.46 Nm/ 65 oz-in
Working voltage: DC 9-42V
Rated current: 1.7A
Resistance: 2.1 ohm
Inductance: 4mH
Rotor inertia: 55gcm2/ 0.30oz-in2
Weight: 0.28kg
Length: 39.5mm/ 1.56 inch
Phrase: 2
Step angle: 1.8°
Motor frame size: 42*42mm

Wiring:
Black (A+); Green (A-); Red (B+); Blue (B-)

Application:
Stage lighting; laser engraving; textile machinery; medical equipment; placement machine; non-standard equipment; 3D printer; automation equipment

Warm Tips:
Please note that this motor cannot be connected to the power supply directly. It should be connected to a constant current driver, otherwise, it will destroy the motor.
Please ensure that the output current is not higher than the rated current of the motor (1.7A) or exceed the working voltage range of the motor (DC 9-42V).

Product Includes:
1* 42 Stepper Motor