PololuPololu· Motors & actuators
172:1 Metal Gearmotor 25Dx71L mm HP 6V with 48 CPR Encoder
Manufacturer part no. 4808
$56.95≈ 50.15 €
Price summary
Listed by Pololu at €50.15. Delivered to France, including shipping, VAT and any customs duty, it comes to about €90.18. Prices last checked on 2026-10-01.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
In stock — 44 units
- origin China
- RoHS3
Estimated landed cost
| Item | €50.15 |
|---|---|
| Shipping | €25.00 |
| VAT (20%) | €15.03 |
| Total delivered | €90.18 |
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 | $56.95 | |
| ≥ 5 | $52.39 | −8 % |
| ≥ 25 | $48.20 | −15 % |
| ≥ 100 | $44.35 | −22 % |
Also available second-hand on eBay
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POLOLU 172:1-METAL-GEARMOTOR-25DX71L-MM-MP-12V Moteur
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POLOLU 227:1-METAL-GEARMOTOR-25DX71L-MM-MP-12V Moteur
New · sold by patkor1 · ships from PL
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POLOLU 172:1-METAL-GEARMOTOR-25DX71L-MM-LP-12V Moteur
New · sold by patkor1 · ships from PL
Visit ↗€145.51
€155.51 delivered
Third-party listings on eBay, matched to this product by its part number or title. Robotitem neither sells nor warrants these items: condition, stock and lead times are the seller's, and a listing disappears once sold. Delivered cost includes the seller's actual shipping.
Specifications (automatically extracted)
Electrical
| Current max. | 1.4 A |
| Voltage | 6 V |
Mechanical
| Torque max. | 5.2 kg·cm |
| Weight | 106 g |
Other characteristics
| Lead length | 8 in |
| Max efficiency 6v | 30 % |
| No load current 6v | 0.5 A |
| No load speed 6v | 57 rpm |
| Output power at max efficiency | 2.5 W |
| Shaft diameter | 4 mm |
| Speed at max efficiency | 46 rpm |
| Stall current 6v | 6 A |
| Stall torque 6v | 27 kg·cm |
| Encoders |
Description
This gearmotor consists of a high-power, 6 V brushed DC motor combined with a 171.79:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 8245.81 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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