STEPPERONLINE Nema 23 Bipolar 0.9deg(400 steps/rev) 12.1v 0.38A 127.5oz.in/0.9Nm Small Current

This high precision bipolar Nema 23 stepper motor with 0.9 deg. step angle (400 steps/revolution).
Each phase draws 380mA at 12.1V, allowing for a holding torque of 0.9Nm(127.5oz.in).

Electrical Specification:

* Manufacturer Part Number: 23HM20-0384S
* Motor Type: Bipolar Stepper
* Step Angle: 0.9 deg.
* Holding Torque: 0.9Nm(127.5oz.in)
* Rated Current/phase: 0.38A
* Phase Resistance: 32ohms
* Inductance: 40mH+/-20%(1KHz)

Physical Specification:

* Frame Size: 57 x 57mm
* Body Length: 51mm
* Shaft Diameter: 6.35mm
* Shaft Length: 21mm
* D-cut Length: 16mm
* Number of Leads: 4
* Lead Length: 500mm
* Weight: 620g

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.