This nema 23 stepper motor with step angle 1.8deg and size 57x57x84mm. It has 8 wires, which have three connection options: Unipolar or Bipolar(Serial) or Bipolar(Parallel), you can choose any type as you wish. It's houlding torque reach 2.0Nm(283oz.in) with unipolar connection and 2.83Nm(400oz.in) with bipolar connection. A rear shaft can mount encoder, hand wheel or equals.

Manufacturer Part Number: 23HS33-4008D
Motor Type: Unipolar/Bipolar
Step Angle: 1.8 deg
Holding Torque(Bipolar): 2.83Nm(400oz.in)
Holding Torque(Unipolar): 2.0Nm(283oz.in)
Rated Current(Bipolar Serial): 2.83A
Rated Current(Bipolar Parallel): 5.66A
Rated Current(Unipolar): 4.0A
Phase Resistance(Bipolar Serial): 1.6ohms
Phase Resistance(Bipolar Parallel): 0.4ohms
Phase Resistance(Unipolar): 0.8ohms
Inductance(Bipolar Serial): 7.2mH ± 20%(1KHz)
Inductance(Bipolar Parallel): 1.8mH ± 20%(1KHz)
Inductance(Unipolar): 1.8mH ± 20%(1KHz)

Frame Size: 57x57mm
Body Length: 84mm
Shaft Diameter: Φ6.35mm
Front Shaft Length: 21mm
D-cut Length: 15mm
Rear Shaft Length: 15mm
Number of Leads: 8
Lead Length: 300mm
Weight: 1.3kg

A+	A-	C-	C+	B+	B-	D-	D+
BLK	WHT	BRN	ORG	RED	PUR	BLU	YEL