Micro motor N20-BT09 298:1 100RPM - 12V

Index: DNG-12548 EAN: 5904422319564

The N20 series miniature motor with 298:1 gearing, has 100 RPM, torque is 2,9 kg*cm (0.28 Nm). The supply voltage is from 3V to 12V.

Micro motor N20-BT09 298:1 100RPM - 12V
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Manufacturer: N20 Motors


Power supply voltage:

3 V - 12 V

Non load current (12 V):

80 mA

Speed without load (12 V):

100 rpm

Torque (12 V):

2.9 kg*cm (0.28 Nm)

Gear ratio:


Shaft diameter:

3 mm

Body dimensions:

24 x 10 x 12 mm

The weight:

10 g

Two-sided shaft:



The small, lightweight yet powerful N20 series engines, compatible with Polol's engines, are used as drive units by robot constructors. The units can be powered up to 12 volts (depending on the model), with a power output of over 3 volts. The optimum voltage at which the power to strength ratio is best is 6 V.

Silnik N20

Motor dimensions

The motor body is a 24 x 10 x 12 mm cuboid. The gearbox is 9,27 mm long. There is a 3 mm D-shaped shaft at the output. Total weight is about 10 g.

The drawing shows the dimensions of the micro motor with the gearbox.


The N20 motors are compatible with Polol motor accessories.

Silnik N20

  • Wheels, crawlers,hubs:Wealso offer wheels and crawlers, matching Pololmicroengine shafts. Installation of non-standard wheels is facilitated by adapters.

Silnik N20

Silnik N20


N20 motors are not compatible with micro Polol motor encoders.

Diameter 12 mm
Length 24 mm
Voltage to 3.0 V
Voltage from 12.0 V
Motor - current 80 mA
Motor - gear 298:1
Rotation speed 100 obr/min
Torque 2.9 kg*cm
Mass 10 g
Motor - shaft 3 mm
Package width 5 cm
Package height 1.1 cm
Package depth 2.5 cm
Package weight 0.01 kg



Question: Hi. Is it possible to buy this engine without the transmission?
Answer: Unfortunately, there is no such possibility.

Product reviews

Micro motor N20-BT09 298:1 100RPM - 12V


Average grade


Customers opinion
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and come from the post-purchase process.
Andrzej 20.06.2023 Confirmed purchase Translated review
Everything as described, I recommend

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