High Precision & Short Body Size 28mm NEMA 11 Gear Ratio 20:1 Planetary Gearbox Stepper Motor

  • Part Number: 28HS51-1004S-PL20
  • Lead Time: In Stock
  • Unit Price: $75.00

  • *Ship from China

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This geared NEMA 11 stepper motor has 51mm body and 1.0A rated current, integrated with one precision planetary gearbox of gear ratio 20:1. It's a good solution to the applications that require limited space but low speed and high torque.

 

Motor Specification

Part Number: 28HS51-1004S-PL20

Step Angle: 1.8deg

Bi/Unipolar: Bipolar

Holding Torque: 0.07Nm(9.9oz.in)

Rated Current/phase: 0.67A

Frame Size: 28x28mm

Motor Length: 51mm

Number of Leads: 4

Lead Length: 500mm

 

Gearbox Specification

Gearbox Type: Planetary

Gear Ratio: 20:1

Efficiency: 94%

Backlash at No-load: <=15arcmin

Gearbox Length: 31.2mm

Shaft Diameter: Φ6mm

Shaft Length: 20mm

D-cut Length: 15mm

 

Motor Connection

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Motor Specification
Step Angle(°)1.8
Bipolar/UnipolarBipolar
Holding Torque(Nm)0.12
Holding Torque(oz.in)17.0
Rated Current(A)1.0
Frame Size(mm)28x28
Body Length(mm)51
Gearbox Specification
Gearbox TypePlanetary
Gear Ratio20:1
Efficiency94%
Backlash at No-load15arcmin
Gearbox Length(mm)31.2
Shaft Diameter(mm)6
Shaft Length(mm)20
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