Dual Shaft Stepper Motor 8 wires Unipolar or Bipolar Holding Torque: 1.26Nm(178.5oz.in) This is one of the most popular models for DIY CNC.
We have upgraded motor from 6 wires to 8 wires, which you can give three connection options: Unipolar or Bipolar(Serial) or Bipolar(Parallel), you can choose any type as you wish. A rear shaft can mount encoder, hand wheel or equals.

Electrical Specification:

* Manufacturer Part Number: 23HS22-3008D
* Motor Type: Unipolar/Bipolar Stepper
* Step Angle: 1.8°
* Holding Torque(Unipolar): 0.9Nm(127.5oz.in)
* Holding Torque(Bipolar Serial): 1.26Nm(178.5oz.in)
* Holding Torque(Bipolar Parallel): 1.26Nm(178.5oz.in)
* Rated Current/phase(Unipolar): 3.0A
* Rated Current/phase(Bipolar Serial): 2.12A
* Rated Current/phase(Bipolar Parallel): 4.24A
* Phase Resistance(Unipolar): 0.75 ohms
* Phase Resistance(Bipolar Serial): 1.5 ohms
* Phase Resistance(Bipolar Parallel): 0.375 ohms
* Recommended Voltage: 24-48V

Physical Specification:

* Frame Size: 57 x 57mm
* Body Length: 56mm
* Shaft Diameter: 6.35mm
* Front Shaft Length: 21mm
* Rear Shaft Length : 15mm
* Number of Leads: 8
* Lead Length: 500mm
* Weight : 0.7kg

Connection:

RED(A+), YEL(A-), BLK(C-), BLU(C+), WHT(B+), PUR(B-), GRN(D-), BRN(D+)

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.