The AR Series stepper motor adopts our αSTEP technology closed loop control so the motor does not lose synchronism even when subjected to abrupt load fluctuation or acceleration. Requires αSTEP AR Series Driver.
Item # |
Frame Size |
Driver Voltage Input Power |
Speed-Torque Characteristics |
Holding Torque |
Shaft/Gear Type |
Gear Ratio (X:1) |
Cable Direction |
Shaft |
Electromagnetic Brake |
Web Price |
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|---|---|---|---|---|---|---|---|---|---|---|---|
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| ARM98MK-T20 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1696 oz-in12 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 20 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $738.00 |
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| ARM98MK-T30 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1696 oz-in12 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 30 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $738.00 |
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| ARM98MK-N5 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1408 oz-in10 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 5 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,342.00 |
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| ARM98MK-N7.2 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1968 oz-in14 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 7.2 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,342.00 |
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| ARM98MK-N10 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 2832 oz-in20 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 10 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,342.00 |
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| ARM98MK-N25 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5120 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 25 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,469.00 |
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| ARM98MK-N36 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5120 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 36 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,469.00 |
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| ARM98MK-N50 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5120 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 50 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,469.00 |
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| ARM98MK-PS5 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1420 oz-in10 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 5 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $925.00 |
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| ARM98MK-PS7 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 1980 oz-in14 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 7.2 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $925.00 |
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| ARM98MK-PS10 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 2800 oz-in20 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 10 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $925.00 |
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| ARM98MK-PS25 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5200 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 25 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,054.00 |
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| ARM98MK-PS36 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5200 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 36 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,054.00 |
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| ARM98MK-PS50 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5200 oz-in37 N·m | Shaft/Gear Type - Planetary Gear | Gear Ratio (X:1) - 50 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,054.00 |
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| ARM98MK-H50 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 3520 oz-in25 N·m | Shaft/Gear Type - Harmonic Gear | Gear Ratio (X:1) - 50 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,774.00 |
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| ARM98MK-H100 | Frame Size - 3.54 in90 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 |
Holding Torque - 5120 oz-in37 N·m | Shaft/Gear Type - Harmonic Gear | Gear Ratio (X:1) - 100 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,774.00 |
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| ARM24SMK | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 7.8 oz-in0.055 N·m | Shaft/Gear Type - Round Shaft with Flat (No Gearhead) | Gear Ratio (X:1) - | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $298.00 |
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| ARM24SMK-T7.2 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 28 oz-in0.2 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 7.2 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $535.00 |
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| ARM24SMK-T10 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 42 oz-in0.3 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 10 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $554.00 |
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| ARM24SMK-T20 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 56 oz-in0.4 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 20 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $554.00 |
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| ARM24SMK-T30 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 71 oz-in0.5 N·m | Shaft/Gear Type - Taper Hobbed Gear | Gear Ratio (X:1) - 30 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $554.00 |
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| ARM24SMK-H50 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 250 oz-in1.8 N·m | Shaft/Gear Type - Harmonic Gear | Gear Ratio (X:1) - 50 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,012.00 |
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| ARM24SMK-H100 | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 340 oz-in2.4 N·m | Shaft/Gear Type - Harmonic Gear | Gear Ratio (X:1) - 100 :1 | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $1,012.00 |
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| ARM26SMK | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
 Speed - Torque Characteristics |
Holding Torque - 17 oz-in0.12 N·m | Shaft/Gear Type - Round Shaft with Flat (No Gearhead) | Gear Ratio (X:1) - | Cable Direction - | Shaft - Single | Electromagnetic Brake - Equipped | $310.00 |
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| ARM24SAK | Frame Size - 1.1 in28 mm | Driver Voltage Input Power - DC |
Speed-Torque Characteristics
Speed - Torque Characteristics |
Holding Torque - 7.8 oz-in0.055 N·m | Shaft/Gear Type - Round Shaft with Flat (No Gearhead) | Gear Ratio (X:1) - | Cable Direction - | Shaft - Single | Electromagnetic Brake - Not Equipped | $176.00 |
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