PololuPololu· Motors & actuators
30:1 Metal Gearmotor 37Dx52L mm 12V (Helical Pinion)
Manufacturer part no. 4742
$38.95≈ 34.30 €
Price summary
Sold by 2 suppliers, from €34.30 to €42.85. The lowest listed price is Pololu at €34.30. Once shipping, VAT and customs duty are added, the cheapest delivered is RobotShop at about €50.75 — Pololu lands at about €71.16. Prices last checked on 2026-09-30.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
In stock — 62 units
- origin China
- RoHS3
Estimated landed cost
| Item | €34.30 |
|---|---|
| Shipping | €25.00 |
| VAT (20%) | €11.86 |
| Total delivered | €71.16 |
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 |
|---|
2 offers for this product
Save up to €1.69 — cheapest in-stock offer at €41.16 incl. VAT.
| Seller | Availability | Price | Seller link |
|---|---|---|---|
| Pololu | In stock | $38.95€41.16 incl. VAT | Visit ↗ |
| RobotShopBest delivered cost | In stock | €42.85€42.85 incl. VAT | Visit ↗ |
Prices compared incl. VAT: some sellers list ex-VAT trade prices, others VAT-inclusive retail prices. The badge marks the best estimated delivered cost, shipping and duties included — not always the first row.
Price history
2 price/stock records since 8/4/2026
Specifications (automatically extracted)
Electrical
| Current max. | 0.78 A |
| Voltage | 12 V |
Mechanical
| Torque max. | 1.8 kg·cm |
| Weight | 185 g |
Other characteristics
| Max efficiency 12v | 54 % |
| Max output power 12v | 12 W |
| Motor type | 12 V |
| No load current 12v | 0.2 A |
| No load current 6v | 0.15 A |
| No load speed 12v | 330 rpm |
| No load speed 6v | 170 rpm |
| Output power at max efficiency | 5.1 W |
| Shaft diameter | 6 mm |
| Speed at max efficiency |
Description
This gearmotor is a powerful brushed DC motor with 30:1 metal gearbox intended for operation at 12 V. The gearbox is composed mainly of spur gears, but it features helical gears for the first stage for reduced noise and improved efficiency. These units have a 16 mm-long, 6 mm-diameter D-shaped output shaft. This gearmotor is also available with an integrated encoder. Key specifications:
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