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 stepper motor offers balanced performance enhanced by high torque, low vibration and low noise.
  • 1.65 in. (42 mm) Frame Size
  • Geared types
  • Encoder or Brake types
  • Max. Holding Torque
    • Round Shaft Type = 35 ~ 106 oz-in (0.25 ~ 0.75 N·m)
    • Geared Type = 1.75 ~ 7 lb-in (0.2 ~ 0.8 N·m)
Stepper Motor
Unit of Measure
Items Stepper Motor
PKP243U08A2
1.65 in. (42 mm) PKP Series 2-Phase Unipolar Stepper Motor
Web Price $61.00
 Stepper Motor
PKP243U08B2
1.65 in. (42 mm) PKP Series 2-Phase Unipolar Stepper Motor
Web Price $63.00
 Stepper Motor
PKP243U09A2
1.65 in. (42 mm) PKP Series 2-Phase Unipolar Stepper Motor
Web Price $61.00
 Stepper Motor
PKP243U09B2
1.65 in. (42 mm) PKP Series 2-Phase Unipolar Stepper Motor
Web Price $63.00
 Stepper Motor
PKP243U09A2-R2E
1.65 in. (42 mm) PKP Series 2-Phase Unipolar Stepper Motor (200 P/R, 3-Channel Voltage (TTL equivalent) Encoder)
Web Price $127.00
Basic Step Angle - 1.8º
Frame Size - 1.65 in
Motor Length - 1.3 in. - 1.3 in. - 1.3 in. - 1.3 in. - 1.83 in.
Motor Connection Type - Flat Connector
Holding Torque - 36 oz-in
Type - High-Torque
Current per Phase (A/phase) - 0.8 - 0.8 - 0.95 - 0.95 - 0.95
Voltage (VDC) - 5.3 - 5.3 - 4.5 - 4.5 - 4.5
Resistance (Ω/phase) - 6.6 - 6.6 - 4.7 - 4.7 - 4.7
Inductance (mH/phase) - 5.3 - 5.3 - 3.7 - 3.7 - 3.7
Shaft/Gear Type - Round Shaft with Flat (No Gearhead)
Gear Ratio (X:1) -
Output Shaft Diameter - 5 mm
Backlash -
Shaft - Single - Double - Single - Double - Single
Encoder - Not Equipped - Not Equipped - Not Equipped - Not Equipped - Equipped
Encoder Output - - - - - 200 P/R, 3-Channel
Output Type - - - - - Voltage (TTL equivalent)
Connection Type - Unipolar
Lead Wires - 5
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 -