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Stepper Motor: Bipolar, 200 Steps/Rev, 20×30mm, 3.9V, 0.6 A/Phase

Pololu item #: 1204
Brand: SOYO
Status: Active and Preferred

Price break	Unit price (US$)
1	28.95
5	27.21
25	25.58

Quantity:
backorders allowed

This small NEMA 8-size hybrid bipolar stepping motor has a 1.8° step angle (200 steps/revolution). Each phase draws 600 mA at 3.9 V, allowing for a holding torque of 180 g-cm (2.5 oz-in). With a weight of 60 g, this is one of the smallest stepper motors we carry.

	Description		Specs (13)		Pictures (8)		Resources (2)		FAQs (2)		On the blog (0)

Stepper motor: bipolar, 200 steps/rev, 20×30mm, 3.9V, 600mA (SY20STH30-0604A).

Dimensions (in mm) of stepper motor: bipolar, 200 steps/rev, 20×30mm, 3.9V, 600mA.

Bipolar stepper motor wires are terminated with bare leads.

Bipolar stepper motor wiring diagram.

The inside of a bipolar stepper motor (SOYO NEMA 14-size).

Pololu’s assortment of stepper motors.

SY20STH30-0604A (left) and SY20STH42-0804A (right).

SY20STH30-0604A (top) and SY20STH42-0804A (bottom).

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