Objets

Underwater Drone Propeller STL Models for 3D Printing

The collection gathers STL files for propellers used on underwater drones and small thrusters. It covers toroidal and ducted shapes, blade guards, parametric generators and multi-blade rotors for RC craft. Use it when you need a replacement part for 3D printing or want to try a different blade geometry. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.

Une collection Polyzon · 48 modèles sur 4 plateformes

Comment cette collection est composée

Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.

Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 13/10/2026

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«Underwater Drone Propeller STL Models for 3D Printing»

Toroidal and ducted designs wrap the blades in a ring, while open propellers leave them exposed; guards add an outer cage that shields the blades from debris and fingers. Parametric generators let you set the hub bore, blade count and diameter before export, so a single file can cover several setups. Multi-blade rotors for small RC drones follow a different logic, trading efficiency for thrust inside a compact frame.

When choosing, look at the hub bore and how it meets the motor shaft, the direction of rotation and whether left- and right-hand versions are both included, and the overall diameter against the clearance inside your hull or duct. Check how many separate parts there are and how they join, whether the author expects supports, and which material and print settings the model page lists. Photos of real prints say more about wall thickness and blade edges than a render does.

Search results widen if you try rotor, impeller, thruster, duct or guard instead of propeller alone, and if you add the craft type, such as ROV, submersible or trolling motor. Related topics include boat propellers, hydrofoil drives and air-drone rotors, which share hub and blade conventions. Combining a shape term with a shaft or frame term usually narrows the list fastest.

FAQ

Questions fréquentes

What should I check before printing a propeller for an underwater drone?
Start with the hub bore and shaft fit, the direction of rotation, and the diameter against the space inside your duct or hull. Then read the material and print settings the author lists, and look at photos of finished prints.
How do underwater propellers differ from air drone propellers?
Underwater designs often use thicker blades and toroidal or ducted shapes because water is denser and the loads differ. Air-drone rotors are usually thinner and lighter, so the two are rarely interchangeable.
Can I change the size of a propeller model?
Parametric generators let you set diameter, blade count and hub bore before export. Scaling a finished mesh instead changes wall thickness and hub fit along with the size.
Which search terms help find more propeller models?
Try rotor, impeller, thruster, duct or guard as alternatives to propeller, and add the craft type such as ROV, submersible or trolling motor. Related searches include boat propellers and hydrofoil drives.
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