PololuPololu· Mechanical Components
4.4:1 Metal Gearmotor 25Dx63L mm LP 6V with 48 CPR Encoder
Manufacturer part no. 4821
$53.95≈ 46.85 €
In stock — 36 units
- origin China
- RoHS3
Estimated landed cost
| Item | €46.85 |
|---|---|
| Shipping | €25.00 |
| VAT (20%) | €14.37 |
| Total delivered | €86.22 |
Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.
Volume pricing
| Qty | Unit price | Saving |
|---|---|---|
| ≥ 1 | $53.95 | |
| ≥ 5 | $49.63 | −8 % |
| ≥ 25 | $45.66 | −15 % |
| ≥ 100 | $42.01 | −22 % |
Specifications (automatically extracted)
Electrical
| Current max. | 0.32 A |
| Voltage | 6 V |
Mechanical
| Torque max. | 0.082 kg·cm |
| Weight | 95 g |
Other characteristics
| Lead length | 8 in |
| Max efficiency 6v | 49 % |
| Max output power 6v | 2.1 W |
| No load current 6v | 0.12 A |
| No load speed 6v | 1 300 rpm |
| Output power at max efficiency | 0.94 W |
| Shaft diameter | 4 mm |
| Speed at max efficiency | 1 100 rpm |
| Stall current 6v | 2 A |
| Stall torque 6v |
Description
This gearmotor consists of a low-power, 6 V brushed DC motor combined with a 4.4:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 211.2 counts per revolution of the gearbox’s output shaft. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox. This gearmotor is also available without an encoder. Key specifications:
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