Product Description
This gearmotor is a miniature high-power, 12 V brushed DC motor with long-life carbon brushes and a 51.45:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter.
Exact gear ratio: 32×33×35×38 / 15×14×13×10 ? 51.45:1
Key specifications
- voltage: 12 V
- no-load performance: 650 RPM, 80 mA
- stall extrapolation: 0.67 kg?cm (9.3 oz?in), 0.75 A
Dimensions
- Size: 10 × 12 × 26 mm(Output shaft adds 9 mm to the 26 mm length.)
- Weight: 9.5 g
- Shaft diameter: 3 mm(D shaft)
Specification
- Gear ratio: 51.45:1
- No-load speed @ 12V: 650 rpm(Typical; ±20%)
- No-load current @ 12V: 0.08 A(Typical, ±50%; no-load current depends on internal friction, which is affected by many factors, including ambient temperature and duration of motor operation.)
- Stall current @ 12V: 0.75 A
- Stall torque @ 12V: 0.67 kg·cm
- Max output power @ 12V: 1.1 W
- No-load speed @ 6V: 325 rpm
- No-load current @ 6V: 0.04 A
- Stall current @ 6V: 0.38 A
- Stall torque @ 6V: 0.34 kg·cm(This motor will run at 6 V but is intended for operation at 12 V.)
- Extended motor shaft?: N
- Long-life carbon brushes?: Y
- Motor type: 0.75A stall @ 12V (HPCB 12V - carbon brush)
Performance at maximum efficiency
- Max efficiency @ 12V: 31 %
- Speed at max efficiency: 500 rpm
- Torque at max efficiency: 0.15 kg·cm
- Current at max efficiency: 0.22 A
- Output power at max efficiency: 0.79 W
Package List
1x Pololu 50:1 Micro Metal Gearmotor HPCB 12V
