NEMA 17 21mm 0.9º

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This bipolar Nema 17 stepper motor with step angle 0.9deg and size 42x42x21mm. It has 4 wires, each phase draws current 1.2.0A, with holding torque 11Ncm (15.6oz.in).

Electrical Specification

  • Manufacturer Part Number: 17HM08-1204S

  • Motor Type: Bipolar Stepper

  • Step Angle: 0.9 deg

  • Holding Torque: 11Ncm(15.6oz.in)

  • Rated Current/phase: 1.2A

  • Voltage: 3.6V

  • Phase Resistance: 3.0ohms

  • Inductance : 2.2mH ± 20%(1KHz)

Physical Specification

  • Frame Size: 42 x 42mm

  • Body Length: 21mm

  • Shaft Diameter: Φ5mm

  • Shaft Length: 17mm

  • Number of Leads: 4

  • Lead Length: 300mm

  • Weight : 150g

Technical Drawing

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