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Oriental Motor offers a wide range of motion control products to meet a wide range of applications, select the appropriate application type below.

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2.22 in. (56.4 mm) NEMA 23/2.36 in. (60 mm) NEMA 24 PKP Series 2-Phase Bipolar Stepper Motors
PKP Series 2-Phase Bipolar Stepper Motors
The high-torque PKP series stepper motor offers balanced performance enhanced by high torque, low vibration and low noise.
- 2.22 in. (56.4 mm)/2.36 in. (60 mm) Frame Sizes
- 2-phase, Bipolar
- Current per Phase = 0.71 A ~ 4.2 A
- Single or Double Shaft
- Geared type available
- Encoder models available
- Brake type available
- Max. Holding Torque
- Round Shaft Type = 85 ~ 320 oz-in (0.6 ~ 2.3 N·m)
- Geared Type = 8.8 ~ 35 lb-in (1 ~ 4 N·m)
Unit of Measure
Items |
![]() PKP264D28AA-L 2.22 in. (56.4mm) 2-Phase Bipolar Stepper Motor, Holding Torque = 85 oz-in (0.6 N·m) |
![]() PKP264D28BA-L 2.22 in. (56.4mm) 2-Phase Bipolar Stepper Motor, Holding Torque = 85 oz-in (0.6 N·m) |
![]() PKP266D28AA-L 2.22 in. (56.4mm) 2-Phase Bipolar Stepper Motor, Holding Torque = 198 oz-in (1.4 N·m) |
![]() PKP266D28BA-L 2.22 in. (56.4mm) 2-Phase Bipolar Stepper Motor, Holding Torque = 198 oz-in (1.4 N·m) |
![]() PKP268D28AA-L 2.22 in. (56.4mm) 2-Phase Bipolar Stepper Motor, Holding Torque = 320 oz-in (2.3 N·m) |
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Basic Step Angle | - 1.8° | |||||||||
Frame Size | - 2.22 in56.40 mm | |||||||||
Motor Length | - 1.54 in.39 mm | - 1.54 in.39 mm | - 2.13 in.54 mm | - 2.13 in.54 mm | - 2.99 in.76 mm | |||||
Holding Torque |
- 85 oz-in0.6 N·m | - 85 oz-in0.6 N·m | - 198 oz-in1.4 N·m | - 198 oz-in1.4 N·m | - 320 oz-in2.3 N·m | |||||
Current per Phase (A/phase) | - 2.8 | |||||||||
Voltage (VDC) | - 2 | - 2 | - 2.8 | - 2.8 | - 3.4 | |||||
Resistance (Ω/phase) | - 0.73 | - 0.73 | - 1 | - 1 | - 1.23 | |||||
Inductance (mH/phase) | - 1.8 | - 1.8 | - 2.9 | - 2.9 | - 4.4 | |||||
Shaft/Gear Type | - Round Shaft (No Gearhead) | |||||||||
Gear Ratio (X:1) | - | |||||||||
Backlash | - | |||||||||
Shaft | - Single | - Double | - Single | - Double | - Single | |||||
Encoder | - Not Equipped | |||||||||
Encoder Output | - | |||||||||
Motor Connection Type | - Connector | |||||||||
Connection Type | - Bipolar | |||||||||
Lead Wires | - 4 | |||||||||
Rotor Inertia | - 0.66 oz-in²120×10-7 kg·m² | - 0.66 oz-in²120×10-7 kg·m² | - 1.59 oz-in²290×10-7 kg·m² | - 1.59 oz-in²290×10-7 kg·m² | - 2.7 oz-in²490×10-7 kg·m² | |||||
Radial Load | - 0 in. from Shaft End = 11 lb0.2 in. from Shaft End = 13.5 lb0.39 in. from Shaft End = 17.7 lb0.59 in. from Shaft End = 24 lb0 mm from Shaft End = 49 N5 mm from Shaft End = 60 N10 mm from Shaft End = 79 N15 mm from Shaft End = 110 N | |||||||||
Axial Load | - 4.5 lb20 N | |||||||||
Brake Type | - | |||||||||
Brake Power Supply | - | |||||||||
Excitation Current | - | |||||||||
Static Friction Torque | - | |||||||||
Web Price |
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$47.60 |
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$49.30 |
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$52.70 |
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$54.40 |
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$66.30 |
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