PololuPololu· Motors & actuators
20.4:1 Metal Gearmotor 25Dx65L mm HP 12V with 48 CPR Encoder
Manufacturer part no. 4843
$56.95≈ 50.73 €
Manufacturer part no. 4843
Listed by Pololu at €50.73. Delivered to France, including shipping, VAT and any customs duty, it comes to about €90.88. Prices last checked on 2026-10-04.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
| Item | €50.73 |
|---|---|
| Shipping | €25.00 |
| VAT (20%) | €15.15 |
| Total delivered | €90.88 |
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.
| Qty | Unit price | Saving |
|---|---|---|
| ≥ 1 | $56.95 | |
| ≥ 5 | $52.39 | −8 % |
| ≥ 25 | $48.20 | −15 % |
| ≥ 100 | $44.35 | −22 % |
| Current max. | 0.88 A |
| Voltage | 12 V |
| Torque max. | 1.1 kg·cm |
| Weight | 98 g |
| Lead length | 8 in |
| Max efficiency 12v | 46 % |
| Max output power 12v | 9.4 W |
| No load current 12v | 0.3 A |
| No load speed 12v | 500 rpm |
| No load speed 6v | 250 rpm |
| Output power at max efficiency | 4.8 W |
| Shaft diameter | 4 mm |
| Speed at max efficiency | 420 rpm |
| Stall current 12v |
This gearmotor consists of a high-power, 12 V brushed DC motor combined with a 20.4:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 979.62 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:
Semantically close products available for less — check the specs match your need.
| 5 A |
| Stall current 6v | 2.5 A |
| Stall torque 12v | 7.4 kg·cm |
| Stall torque 6v | 3.7 kg·cm |
| Encoders | Yes |
| Gear ratio | 20.4:1 |
| Motor type | 12V, 5.0A stall (HP 12V) |
| Size | 25D x 65L mm |
