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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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1-800-GO-VEXTA (468-3982)
1.65 in. (42 mm) NEMA 17 PK Series 5-Phase Stepper Motors
PKP Series 5-Phase Stepper Motors (DC Input)
The high-torque PK/PKP series stepper motor offers balanced performance enhanced by high torque, low vibration and low noise.
- 1.65 in. (42 mm) Frame Size
- 5-Phase, New Pentagon (0.36° / 0.72°)
- Single or Double Shaft
- Encoder and Brake Types Available
- Max. Holding Torque
- Round Shaft Type = 59 oz-in (0.42 N·m)
- Geared Type = 44 lb-in (5 N·m)
Clear
Filter
Basic Step Angle
- 0.36°
- 0.72°
Current per Phase (A/phase)
- 0.75
- 1.8
Gear Type
- Taper Hobbed, Low Backlash (up to 45 arc min), Offset Shaft
- Planetary, Low Backlash (up to 35 arc min), Centered Shaft
- Planetary, Non Backlash (3 arc min), Centered Shaft
- Harmonic, Non Backlash (0 arc min), Centered Shaft
- No Gearhead
Encoder
- 500 P/R TTL 2-Channel
- 500 P/R TTL 3-Channel
- 500 P/R Differential, 3-Channel
- 1000 P/R TTL 2-Channel
- 1000 P/R TTL 3-Channel
- 1000 P/R Differential, 3-Channel
- None
Electromagnetic Brake
- Equipped
- Not Equipped
Shaft
- Single
- Double
Item # |
Frame Size |
Basic Step Angle |
Speed-Torque Characteristics |
Holding Torque |
Current per Phase |
Shaft/Gear Type |
Gear Ratio (X:1) |
Encoder Output |
Electromagnetic Brake |
Shaft |
Web Price |
Add To Cart / Contact Sales |
---|---|---|---|---|---|---|---|---|---|---|---|---|
PK545NAW-R17 PK545NAW-R17/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $141.00 |
Add To Cart
Request Quote |
PK545NAW-R18 PK545NAW-R18/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $151.00 |
Add To Cart
Request Quote |
PK545NAW-R27 PK545NAW-R27/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $151.00 |
Add To Cart
Request Quote |
PK545NAW-R28 PK545NAW-R28/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $151.00 |
Add To Cart
Request Quote |
PK546PA-R17 PK546PA-R17/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $152.00 |
Add To Cart
Request Quote |
PK546PA-R18 PK546PA-R18/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $162.00 |
Add To Cart
Request Quote |
PK546PA-R27 PK546PA-R27/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $162.00 |
Add To Cart
Request Quote |
PK546PA-R28 PK546PA-R28/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $162.00 |
Add To Cart
Request Quote |
PK543NAW-R27L PK543NAW-R27L/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 18.4 oz-in0.13 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $153.00 |
Add To Cart
Request Quote |
PK544NAW-R27L PK544NAW-R27L/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 25 oz-in0.18 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $154.00 |
Add To Cart
Request Quote |
PK545NAW-R27L PK545NAW-R27L/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $161.00 |
Add To Cart
Request Quote |
PK544PMA-R28L PK544PMA-R28L/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.36° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $172.00 |
Add To Cart
Request Quote |
PK546PMA-R28L PK546PMA-R28L/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.36° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $182.00 |
Add To Cart
Request Quote |
PK544PA-R27L PK544PA-R27L/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $162.00 |
Add To Cart
Request Quote |
PK546PA-R27L PK546PA-R27L/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 59 oz-in0.42 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R Differential, 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $172.00 |
Add To Cart
Request Quote |
PK543NAW-R17 PK543NAW-R17/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 18.4 oz-in0.13 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $133.00 |
Add To Cart
Request Quote |
PK543NAW-R18 PK543NAW-R18/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 18.4 oz-in0.13 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $143.00 |
Add To Cart
Request Quote |
PK543NAW-R27 PK543NAW-R27/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 18.4 oz-in0.13 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $143.00 |
Add To Cart
Request Quote |
PK543NAW-R28 PK543NAW-R28/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 18.4 oz-in0.13 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $143.00 |
Add To Cart
Request Quote |
PK544NAW-R17 PK544NAW-R17/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 25 oz-in0.18 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $134.00 |
Add To Cart
Request Quote |
PK544NAW-R18 PK544NAW-R18/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 25 oz-in0.18 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $144.00 |
Add To Cart
Request Quote |
PK544NAW-R27 PK544NAW-R27/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 25 oz-in0.18 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $144.00 |
Add To Cart
Request Quote |
PK544NAW-R28 PK544NAW-R28/Asset/pk54-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 25 oz-in0.18 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 3-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $144.00 |
Add To Cart
Request Quote |
PK544PA-R17 PK544PA-R17/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 500 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $142.00 |
Add To Cart
Request Quote |
PK544PA-R18 PK544PA-R18/Asset/pk54_p-encoder.jpg | Frame Size - 1.65 in42 mm | Basic Step Angle - 0.72° |
Speed-Torque Characteristics
![]() Speed-Torque Characteristics |
Holding Torque - 34 oz-in0.24 N·m | Current per Phase - 0.75 A/phase | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Encoder Output - 1000 P/R TTL 2-Channel | Electromagnetic Brake - Not Equipped | Shaft - Single | Web Price - $152.00 |
Add To Cart
Request Quote |