NEMA 17 Closed Loop Stepper Motor 0.45Nm with Electromagnetic Brake & 50:1 High Precision Planetary Gearbox

  • Part Number: 42HB40-2004E-KGS50-YS
  • Lead Time: In Stock
  • Unit Price: $95.00

  • *Ship from China

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The order will be shipped out in 24-72 hours if the items are in stock. Please feel free to contact us for more discounts if the order is over 999USD.

This size 42mm NEMA 17 closed loop stepper motor with 40mm body length has a holding torque 0.45Nm, which is combined with a 1000PPR incremental optical encocer & a gear ratio 50:1 high precision planetary gearbox & a 24V DC electromagnetic brake. It is absolutely an ideal solution the applications require closed loop control and low speed/high torque output.

Motor Specification

  • Part Number: 42HB40-2004E-KGS50-YS
  • Step Angle: 1.8deg
  • Bi/Unipolar: Bipolar
  • Holding Torque: 0.45Nm
  • Rated Current/phase: 2.0A
  • Driving Voltage: 12-36V
  • Frame Size: 42x42mm
  • Body Length: 40mm
  • Number of Leads: 4
  • Lead Length: 1000mm

Gearbox Specification

  • Gearbox Type: Planetary
  • Gear Ratio: 50:1
  • Efficiency: 94%
  • Backlash at No-load: <=20arcmin
  • Gearbox Length: 51mm
  • Shaft Diameter: Φ8mm
  • Shaft Length: 21.5mm
  • Keyway Length: 14mm 

Encoder Specification

  • Encoder Type: Incremental
  • Encoder Resolution: 1000PPR
  • Encoder Signal Channels: 2
  • No. of Leads: 6
  • Lead Length: 1000mm
  • Supply Voltage: 5.0V

Brake Specificaiton

  • Brake Type: Electromagnetic
  • Brake Voltage: 24VDC
  • Brake Torque: 0.6Nm
  • Number of Leads: 2
  • Lead Length: 500mm

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Motor Specification
Step Angle(°)1.8
Bipolar/UnipolarBipolar
Holding Torque(Nm)0.45
Holding Torque(oz.in)63.9
Rated Current(A)2.0
Frame Size(mm)42x42
Body Length(mm)40
Driving Voltage(VDC)12-36
Gearbox Specification
Gearbox TypePlanetary
Gear Ratio50:1
Efficiency94%
Backlash at No-load20arcmin
Gearbox Length(mm)51
Shaft Diameter(mm)8
Shaft Length(mm)21.5
Encoder Specification
Encoder Resolution(PPR)1000
Encoder TypeIncremental
Supply Voltage(VDC)5.0
Brake Specification
Brake TypeElectromagnetic
Brake Voltage(VDC)24
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L=51mm

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