
Impeller and fan blade 3D models
This collection gathers STL files for impellers, fan blades, ducted fan parts and propellers. You can compare how different authors approach blade shape, hub mounting and duct design before printing on a 3D printer. It helps narrow a search when a replacement or custom airflow part is needed. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Esta colección está escrita en inglés, pero la búsqueda funciona en cualquier idioma.
Cómo se elabora esta colección
Polyzon reúne esta colección a partir de los resultados de búsqueda de las plataformas conectadas. Se eliminan los duplicados y los modelos sin vista previa, las coincidencias débiles van al final y el resto mantiene el orden de la búsqueda. Los modelos pertenecen a sus autores: consulta las condiciones en la página de cada modelo.
Criterios de selección: el equipo editorial de Polyzon · Texto actualizado el 15/10/2026
Por dónde empezar
Todos los modelos de esta colección

1-100 Tanks and Vehicles

Ventilador para poner circuito eléctrico

Fan for 45 kW electric motor 200/59.2 mm

Generator

45mm Fan Blade

Propeller 36

Knife, Scissors, Chisel & Razor Sharpener - Leading Edge System

Turbine 2 Inch

6 Inch Prop 6035 V3

3D Printed CNC Machine

4l干燥盒中轴(配拓竹可拆卸料盘)

Fan 50mm

Prusa MUTANT Upgrade Kit (for MK2.5S, MK3S, MK3S+)

风机扇叶

100mm Ducted Fan
Voron 2.4 - Build Log

扇叶抽象艺术雕塑拾叁

Haibo IPenguin impeller

DIY MMU2S clone

Impeller Model

Ariston ASD70C Pump Impeller

Propeller with diameter 1mm to 19mm

80mm fan replacement

Lüfterrad 22mm innen 140mm außen

Jet fan motor Duct Fan 64 mm

air propeller double sided

waterjet jet pump jet drive for paddle board

A fan blade

GT2 Pulley 20teeth for Minebea 17PM-K374BN01CN

impellers

Boat Propeller

Micro Impeller

Propeller 3 blade and 5 blade

Blower fan 5000rpm

Ryobi blower fan impeller

Customisable Propeller Generator

MicroWaterTurbo

centrifugal fan

Крышка обдува электродвигателя 195х90мм

Jet Engine / Aircraft Turbine (4h Print only!)

speedybee bee35 O4pro

100mm spinner (spinning top)
«Impeller and fan blade 3D models»
Ducted fan parts often include a shroud and a rotor, while open propellers and pump impellers focus on blade pitch and hub bore. Motor cooling fans tend to have simple radial blades, and parametric models let you adjust diameter, height and blade count. Decorative blade forms appear as well, but they are usually not meant for airflow.
When preparing a model, check the listed diameter, height, bore and mounting style against your project. Look at the number of parts, how the hub attaches, and whether the author notes supports or particular materials. Photos of real prints can show blade thickness and surface finish better than renders.
To refine the search, try terms such as impeller, fan blade, rotor, ducted fan, propeller, pump impeller or cooling fan. Adding the intended use, like motor cooling, air duct or pump, can separate functional parts from decorative ones. You can also search by hub type, blade count or mounting pattern if the first results are too broad.
Preguntas frecuentes
How do I choose the right impeller size?
What file formats are common for impeller and fan models?
Can I print a fan blade in different materials?
How do I find a matching replacement impeller?
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