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Pololu 3258 DC Motors Gearhead

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3258 DC Gearhead

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  • 378:1 Metal Gearmotor 25mmDx58mmL 12V Low Power Brushes
  • Jameco Part no.: 2333023
  • Manufacturer: Pololu
  • Manufacturer p/n: 3258
  • NCNR (Non-Cancelable, Non-Returnable)
  • HTS code: 8501.10.4060
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100+ $24.49
250+ $22.95

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NOTE:
  • Order in multiples of 25

378:1 Metal Gearmotor 25mmDx58mmL 12V Low Power Brushes

This gearmotor consists of a low-power, 12 V brushed DC motor combined with a 377.93:1 metal spur gearbox. The gearmotor is cylindrical and has a diameter shy of 25 mm, and the D-shaped output shaft is 4 mm diameter and extends 12.5 mm from the face plate of the gearbox.

Specifications

  • Rated Voltage: 12 VDC
  • Brush Type: Low Power
  • Stall Current: 0.9 A
  • No Load Current: 50 mA w/o encoder, 60 mA with encoder
  • No Load Speed: 15 rpm
  • Stall Torque (extrapolated): 23 kg-cm (320 oz-in)
  • Max Power: n/a
  • Gear Ratio: 378:1
  • Size: 25x30.8mm diameter body + 27mmL gearbox
  • 4mm D-shaft (2.5mm to flat) (10 mm L)


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Specification Value
Voltage Rating12 VDC
Motor Speed @ Max. Efficiency (RPM)15
Current @ Max. Efficiency (mA)900
Torque @ Max. Efficiency (g-cm)23000
Gear Ratio378:1
Gear Case Size (Diameter x Length) (inch)0.98 x 1.06
Motor Size (Diameter x Length) (inch)0.96 x 1.21
Shaft Diameter0.16 in.
Shaft Length0.39 in.
Input Voltage Range12 VDC
Terminal TypeSolder Tabs
Additional FeatureMetal Gears
Shaft StyleD


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