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19XX...20XP...,

    20mm 12V Gear Motor High Torque

    Diameter：20mm  Lengh ： 55~66 mm  Voltage：3V、12V  Gearbox：Metal injection、Plastic injection

    Matched Motor Type：BLDC motor、Coreless motor、Cored motor

    • Applications

      medical equipment, scientific instruments, industrial equipment, etc.

    • Options

       Lead wires length、Shaft length、Special coils

    • Unit Price

      Price upon request

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Motor Characteristics
  unit 1925N9M02-80-12.0 B2040NH2B02-80-12.0 C2032F41-0141
Voltage V 12.0 12.0 6.0
Terminal resistance Ω 9.6 3.6 3.8
No-load speed rpm 8000 8000 7600
No-load current mA 15 220 100
Stall torque mNm 17.5 41.6 10.5
Stall current mA 1250 3330 1562
Nominal torque mNm 4.00 7.60 1.80
Nominal speed rpm 6170 6540 6300
Nominal current mA 300 790 350
Max. output power W 3.66 8.72 2.10
Max. efficiency % 79 55 57
Back-EMF constant mV/rpm 1.48 1.40 0.74
Torque constant mNm/A 14.15 13.38 7.06
Speed/torque gradient rpm/mNm 460 190 724
Rotor inertia gcm2 0.6 2 --
Weight g 30 80 33
Gearbox Characteristics
Gearbox stages   2 3 4
Reduction ratio   16~36 64~216 256~1296
Max. rated torque mNm 150 300 500
Max. momentary torque mNm 450 900 1500
Length（L） mm 22.9 28.2 33.5
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szcxd@constarmotor.com
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