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Stepper Motor: Bipolar, 200 Steps/Rev, 20x30mm, 3.9V, 600mA

Stepper Motor: Bipolar, 200 Steps/Rev, 20x30mm, 3.9V, 600mA
Our Price:  £20.09(Inc. 20% VAT)(£16.74 Exc. VAT)Earn 20 Loyalty Points

Part Number:  1204
Brand:  Pololu

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  (1 Review)

This is a small hybrid bipolar stepping motor with a 1.8 degree step angle. The motor has four color-coded wires terminated with bare leads and draws about 600mA at 3.9V per phase.


  • Size: 20 mm square x 30 mm, not including the shaft (NEMA 8)
  • Weight: 60 g (2 oz)
  • Shaft diameter: 4 mm
  • Steps per revolution: 200
  • Current rating: 600 mA per coil
  • Voltage rating: 3.9 V
  • Resistance: 6.5 Ohm per coil
  • Holding torque: 180 g-cm (2.5 oz-in)
  • Inductance: 1.7 mH per coil
  • Lead length: 12 in

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Customer Reviews
Average Rating (1 Review):  
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Great for small instrument projects!
Sunday, 24 March 2013  |  Richard

This stepper works very well with the Arduino and Easy Driver. Connect the leads to the Easy Driver (Motor) Left to Right Bk Gn Rd Bl. Use 12V and adjust the trim pot to read 4.5V at TP1. This gives smooth operation and reduces dud stepping which is vital


2 of 2 people found this review helpful.

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