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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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20 W (1/38 HP) World K Series Torque Motors & Gear Motors
Single-Phase World K Series Torque Motors & Gear Motors
Suitable for controlling tension and pushing applications in winding operations. Torque can be set to any desired level by changing the input voltage.
- 20 W (1/38 HP)
- 3.54 in (90 mm) Frame Size
- Torque at Max. Output
- Round Shaft = 36 oz-in (260 mN·m)
- Parallel Shaft Gear = 5.59 ~ 88 lb-in (0.63 ~ 9.94 N·m)
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Voltage (VAC)
- Single-Phase 110/115 VAC
- Single-Phase 220/230 VAC
Shaft/Gear Type
- Parallel Shaft Gearhead
- Round Shaft (No Gearhead)
Gear Ratio (X:1) (:1)
- 3
- 3.6
- 5
- 6
- 7.5
- 9
- 12.5
- 15
- 18
- 25
- 30
- 36
- 50
- 60
- 75
- 90
- 100
- 120
- 150
- 180
Item # |
Frame Size |
Output Power |
Voltage (VAC) |
Shaft/Gear Type |
Gear Ratio (X:1) |
Output Shaft Diameter |
Starting Torque |
Torque at Max Output |
Speed at Max Output (rpm) |
Web Price |
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5TK20GN-CW2E / 5GN7.5SA 5TK20GN-CW2E / 5GN7.5SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 7.5 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 18.6 lb-in 2.13 N·m | Torque at Max Output - 11.77 lb-in [60 Hz] 13.67 lb-in [50 Hz] 1.34 N·m [60 Hz] 1.58 N·m [50 Hz] | Speed at Max Output (rpm) - 100 [50 Hz] 120 [60 Hz] | $259.00 |
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5TK20GN-CW2E / 5GN9SA 5TK20GN-CW2E / 5GN9SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 9 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 22.33 lb-in 2.55 N·m | Torque at Max Output - 14.12 lb-in [60 Hz] 16.4 lb-in [50 Hz] 1.6 N·m [60 Hz] 1.9 N·m [50 Hz] | Speed at Max Output (rpm) - 100 [60 Hz] 83 [50 Hz] | $259.00 |
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5TK20GN-CW2E / 5GN12.5SA 5TK20GN-CW2E / 5GN12.5SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 12.5 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 31.01 lb-in 3.54 N·m | Torque at Max Output - 19.62 lb-in [60 Hz] 22.78 lb-in [50 Hz] 2.23 N·m [60 Hz] 2.63 N·m [50 Hz] | Speed at Max Output (rpm) - 60 [50 Hz] 72 [60 Hz] | $259.00 |
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5TK20GN-CW2E / 5GN15SA 5TK20GN-CW2E / 5GN15SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 15 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 37.21 lb-in 4.25 N·m | Torque at Max Output - 23.54 lb-in [60 Hz] 27.34 lb-in [50 Hz] 2.67 N·m [60 Hz] 3.16 N·m [50 Hz] | Speed at Max Output (rpm) - 50 [50 Hz] 60 [60 Hz] | $259.00 |
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5TK20GN-CW2E / 5GN18SA 5TK20GN-CW2E / 5GN18SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 18 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 44.65 lb-in 5.1 N·m | Torque at Max Output - 28.25 lb-in [60 Hz] 32.81 lb-in [50 Hz] 3.21 N·m [60 Hz] 3.79 N·m [50 Hz] | Speed at Max Output (rpm) - 42 [50 Hz] 50 [60 Hz] | $259.00 |
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5TK20GN-CW2E / 5GN25SA 5TK20GN-CW2E / 5GN25SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 25 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 55.89 lb-in 6.39 N·m | Torque at Max Output - 35.36 lb-in [60 Hz] 41.06 lb-in [50 Hz] 4.02 N·m [60 Hz] 4.75 N·m [50 Hz] | Speed at Max Output (rpm) - 30 [50 Hz] 36 [60 Hz] | $269.00 |
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5TK20GN-CW2E / 5GN30SA 5TK20GN-CW2E / 5GN30SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 30 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 67.07 lb-in 7.67 N·m | Torque at Max Output - 42.43 lb-in [60 Hz] 49.28 lb-in [50 Hz] 4.82 N·m [60 Hz] 5.69 N·m [50 Hz] | Speed at Max Output (rpm) - 25 [50 Hz] 30 [60 Hz] | $269.00 |
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5TK20GN-CW2E / 5GN36SA 5TK20GN-CW2E / 5GN36SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 36 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 80.48 lb-in 9.2 N·m | Torque at Max Output - 50.92 lb-in [60 Hz] 59.13 lb-in [50 Hz] 5.78 N·m [60 Hz] 6.83 N·m [50 Hz] | Speed at Max Output (rpm) - 21 [50 Hz] 25 [60 Hz] | $269.00 |
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5TK20GN-CW2E / 5GN50SA 5TK20GN-CW2E / 5GN50SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 50 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 70.72 lb-in [60 Hz] 82.13 lb-in [50 Hz] 8.03 N·m [60 Hz] 9.49 N·m [50 Hz] | Speed at Max Output (rpm) - 15 [50 Hz] 18 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN60SA 5TK20GN-CW2E / 5GN60SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 60 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 76.73 lb-in [60 Hz] 88 lb-in [50 Hz] 10 N·m [50 Hz] 8.71 N·m [60 Hz] | Speed at Max Output (rpm) - 13 [50 Hz] 15 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN75SA 5TK20GN-CW2E / 5GN75SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 75 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 10 [50 Hz] 12 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN90SA 5TK20GN-CW2E / 5GN90SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 90 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 10 [60 Hz] 8 [50 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN100SA 5TK20GN-CW2E / 5GN100SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 100 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 8 [50 Hz] 9 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN120SA 5TK20GN-CW2E / 5GN120SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 120 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 6 [50 Hz] 7.5 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN150SA 5TK20GN-CW2E / 5GN150SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 150 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 5 [50 Hz] 6 [60 Hz] | $280.00 |
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5TK20GN-CW2E / 5GN180SA 5TK20GN-CW2E / 5GN180SA/Asset/ik-gn-rohs-img.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Parallel Shaft Gearhead | Gear Ratio (X:1) - 180 :1 | Output Shaft Diameter - 1/2 in. | Starting Torque - 88 lb-in 10 N·m | Torque at Max Output - 88 lb-in 10 N·m | Speed at Max Output (rpm) - 4 [50 Hz] 5 [60 Hz] | $280.00 |
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5TK20A-CW2E 5TK20A-CW2E/Asset/Kround_top.jpg | Frame Size - 3.54 in90 mm | Output Power - 20 W (1/38 HP) | Voltage (VAC) - Single-Phase 220/230 VAC | Shaft/Gear Type - Round Shaft (No Gearhead) | Gear Ratio (X:1) - | Output Shaft Diameter - 10 mm | Starting Torque - 3.0625 lb-in 0.35 N·m | Torque at Max Output - 1.9375 lb-in [60 Hz] 2.25 lb-in [50 Hz] 0.22 N·m [60 Hz] 0.26 N·m [50 Hz] | Speed at Max Output (rpm) - 750 [50 Hz] 900 [60 Hz] | $162.00 |
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