Oriental Motor

ORIENTAL MOTOR U.S.A. Corp.
570 Alaska Avenue
Torrance, CA 90503
1-800-GO-VEXTA (468-3982)

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The high-torque PKP series, bipolar 2 phase stepper motors provide high torque, low vibration and noise with a 1.8º or 0.9º basic step angle.

  • 1.65 in. (42 mm) Frame Size
  • Current per Phase = 0.28 A ~ 2.3 A
  • Geared types
  • Encoder or Brake types
  • Max. Holding Torque
    • Round Shaft Type = 14.2 ~ 140 oz-in (0.1 ~ 0.99 N·m)
    • Geared Type = 1.77 ~ 159 lb-in (0.2 ~ 18 N·m)
Stepper Motor
Unit of Measure
Items Stepper Motor
PKP243D08A2
1.65 in. (42 mm) PKP Series 2-Phase Bipolar Stepper Motor
Web Price $61.00
 Stepper Motor
PKP243D08B2
1.65 in. (42 mm) PKP Series 2-Phase Bipolar Stepper Motor
Web Price $63.00
 Stepper Motor
PKP243D15A2
1.65 in. (42 mm) PKP Series 2-Phase Bipolar Stepper Motor
Web Price $61.00
 Stepper Motor
PKP243D15B2
1.65 in. (42 mm) PKP Series 2-Phase Bipolar Stepper Motor
Web Price $63.00
 Stepper Motor
PKP243D23A2
1.65 in. (42 mm) PKP Series 2-Phase Bipolar Stepper Motor
Web Price $61.00
Basic Step Angle - 1.8º
Motor Connection Type - Flat Connector
Connection Type - Bipolar
Type - High-Torque
Frame Size - 1.65 in
Motor Length - 1.3 in.
Holding Torque - 49 oz-in
Current per Phase (A/phase) - 0.85 - 0.85 - 1.5 - 1.5 - 2.3
Voltage (VDC) - 4.6 - 4.6 - 2.7 - 2.7 - 1.8
Resistance (Ω/phase) - 5.4 - 5.4 - 1.8 - 1.8 - 0.78
Inductance (mH/phase) - 10 - 10 - 3.3 - 3.3 - 1.4
Shaft/Gear Type - Round Shaft with Flat (No Gearhead)
Gear Ratio (X:1) -
Output Shaft Diameter - 5 mm
Backlash -
Lost Motion -
Shaft - Single - Double - Single - Double - Single
Encoder - Not Equipped
Encoder Output -
Output Type -
Lead Wires - 4
Rotor Inertia - 0.197 oz-in²
Radial Load - 0 in. from Shaft End = 7.8 lb0.2 in. from Shaft End = 9.9 lb0.39 in. from Shaft End = 13 lb0.59 in. from Shaft End = 19.1 lb
Axial Load - 3.3 lb
Brake Type -
Brake Power Supply -
Excitation Current -
Static Friction Torque -