Zhaowei Machinery & Electronics Co., Ltd.

6V Gear Motor (19mm)

Model: ZWSMD019019

Operating Temperature
Reduction Ratio
Overall Length
Max. Transmittable Power
Max. Continuous Torque
Max. Continuous Input Speed
Bearing at Output
Ball bearing
Max. efficiency (%)
Voltage Range
Rated Speed Range (rpm)


Gearbox Stages 2 3 4
MAX. Continuous output torque (Nm) 0.9 1.6 2
MAX. Instant mobilization torque (Nm) 1.15 2 2.5
Reduction ratio 16,21,26,28,35 62,83,103,111,138,150,172,186,231 243,326,406,439,546,590,679,734,794,913,987,1135,1227,1526
Outer diameter (mm) 19
Gearbox length(mm) 29.9 37 41
Maximum efficiency(%) 86 80 75
Recommended temperature range(℃) -30~+100 -30~+100 -30~+100
MAX. Gearbox weight (G) 40.2 60.2 62.2
Maximum transmission power (continuous)(W) 15 7 2
Maximum transmission power(instantaneous)(W) 19 9 3
Air load average empty return (°) 0.7
The maximum axial load (dynamic)(N) 40 40 40
The maximum radial load (4mm from France)(N) 100 120 120
Output Bearing Ball bearing
Axial gap(mm) 0~0.1

*Note: The above data does not include the motor, the overall sale of the deceased and the motor, the specific parameters can be customized according to the customer's requirements.


20mm gearbox drawing

Modular Assembly:

Combined product Model Series
dc motor MP1931 Φ19mm Graphite brush 2-4
dc motor 1625 Graphite brush 2-4
brushless motor 2248 brushless motor 2-4
encoder CB-ST-16 Magnetic

Performance Data:

Model Rated voltage Air load data Load data Total length Gearbox rated torque
Gearbox instantaneous torque

Reduction ratio

Gearbox length L1
Air -load speed No-load current Load speed Load current Torque
  (V) (rpm) (mAmax) (rpm) (AMax) ( (mm) (NM) (NM) / (mm)
ZWSMD019019-138-X 12 51  300 45  1.2 10725  85 5.5 6.5 138 37

* The above specifications are subject to change without prior notice. They are for reference only and can be customized as required.

Gear Motors Products

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