Product: STEPPERONLINE 0.9deg Nema 17 Stepper Motor Bipolar 2A 46Ncm/65oz.in 42x42x48mm 4-Wires DIY CNC
Brand: STEPPERONLINE
This high torque and precision bipolar Nema 17 stepper motor with 0.9° step angle (400 steps/revolution). Each phase draws current 2A, allowing for a holding torque of 46Ncm(65.1oz.in). 
 
 Electrical Specification 
 
* Manufacturer Part Number: 17HM19-2004S 
* Motor Type: Bipolar Stepper 
* Step Angle: 0.9° 
* Holding Torque: 46Ncm(65.1oz.in) 
* Rated Current/phase: 2.0A 
* Phase Resistance: 1.45ohms 
* Recommended Voltage: 12-24V 
* Inductance : 4.0mH±20%(1KHz) 
 
 Physical Specification 
 * Frame Size: 42 x 42mm 
* Body Length: 48mm 
* Shaft Diameter: Φ5mm 
* Shaft Length: 24mm 
* D-cut Length: 15mm 
* Number of Leads: 4 
* Lead Length: 500mm 
* Weight : 370g 
 
 Connection: 
 
Black(A+), Green(A-), Red(B+), Blue(B-) 
 
 Warning: 
 
Make sure the motor connect to a constant current or chopper drive controller before you test motor. 
Connecting the motor directly to a power supply will destroy the motor.
High torque, good performance
46Ncm(65.1oz.in) holding torque
NEMA 17 bipolar 42x42x48mm mm 4-wire
0.9 deg. step angle(400 steps/rev)
Rated current 2A & resistance 1.45 ohms

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