Products Precision Gear Motor Planetary Gear Motor 19**...20*P...
19**...20*P...
Planetary Gear Motor

19**...20*P...

20mm planetary gear reduction motor

Diameter: 20.3mm; Length: 33~74mm; Voltage: 6v, 12v, 24v; Reduction ratio: 16~256;

Gearbox: planetary metal, powder metallurgy, plastic reduction box.

Applications: medical equipment, scientific instruments, industrial equipment, etc.

Customizable options: Specifications, wire length, shaft length, performance, gearbox,

Unit price: Quote based on customer quantity and solution requirements

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Parameter Outline Drawing Characteristic Curve Download
Nombre Unidad 1925N9M02-80-12.0 B2040NH2B21-158-24.0 C2032F41-0141-6.0 
Voltage V 12.0 24.0 6.0
Terminal resistance Ω 9.6 15 3.8
No-load speed rpm 8000 15800 7400
No-load current mA 0.015 0.08 0.1
Stall torque mNm 17.5 21 10.5
Stall current mA 1.25 1.6 1.56
Nominal torque mNm 4 4 1.8
Nominal speed rpm 6170 12800 6300
Nominal current mA 0.3 0.37 0.35
Max.output power W 3.7 8.67 2.1
Max.efficiency % 79 60 57
Back-EMF constant mV/rpm 1.5 1.44 0.74
Torque constant mNm/A 14.2 13.7 7.06
Speed/torque gradient rpm/mNm 500 754.3 724
Rotor inertia gcm2 0.6 2 —
Weight g 32 55 33
Gearbox
Number of stages 1 2 3 4 5 6
Reduction ratio 16 36 216 256 　 　
Max. rated torque mNm 50 150 300 600 　 　
Max. momentary torque mNm 100 300 600 1200 　 　
Length（L） mm 17.6 22.9 28.2 33.5 　 　
Shell material Metal
Gear processing technology Plastic injection
19**...20*P...