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3D Models of Fans: Cooling, Grills and Covers

This collection gathers STL files related to fans: cooling units for electronics and PC builds, covers and grills, size adapters, desk fans, and fan-art figures. It gives you a starting point for 3D printing a part that fits an existing fan or a housing that needs airflow. Each entry leads to the author's page, where the model details are listed. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Il testo di questa raccolta è in inglese; la ricerca funziona in qualsiasi lingua.

Una raccolta di Polyzon · 48 modelli da 7 siti

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Polyzon compone questa raccolta a partire dai risultati di ricerca dei siti collegati. I doppioni e i modelli senza anteprima vengono rimossi, le corrispondenze deboli finiscono in fondo e il resto mantiene l’ordine dei risultati. I modelli appartengono ai rispettivi autori: verifica le condizioni sulla pagina di ciascun modello.

Criteri di selezione a cura della redazione di Polyzon · Testo aggiornato: 11/10/2026

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«3D Models of Fans: Cooling, Grills and Covers»

Fan models split into a few practical groups. Axial fans move air straight through a square frame, while radial or blower types push air sideways and are often used where space is tight. Around them sit covers, grills and guards that change how a fan looks or how its intake is arranged, plus adapters that let one fan size fit a mount made for another. Desk fans and bladeless designs form a separate group aimed at room use rather than cooling a component.

Before printing, compare the model's dimensions with your fan: outer size, hole spacing, screw diameter and the depth of the frame. Check how many parts the model has and how they join, whether the author lists supports, and which material and settings are given. Photos of real prints on the model page show how the surfaces and thin walls come out. For parts placed near heat, look at the temperature range the author mentions for the material.

Search results mix two meanings of the word. Alongside hardware you will see fan-art figures and busts, which are fan-made models of characters and have nothing to do with airflow. To narrow a search, add terms such as axial, radial, blower, duct, shroud, guard, bracket, mount, or a size like 40mm or 120mm. Related queries include cooler, PC case, hotend cooling and desk fan.

FAQ

Domande frequenti

What is the difference between an axial and a radial fan model?
Axial models move air along the axis of the blades and usually sit in a square frame. Radial or blower models take air in from the side and push it out through a narrow outlet, which suits tight spaces and directed airflow.
How do I match a printed cover or grill to my fan?
Measure the outer size of the fan, the distance between screw holes and the screw diameter, then compare these with the dimensions given on the model page. Frame depth matters too, since some covers wrap around the edges.
Why do character figures appear in a fan search?
Because "fan art" is a separate meaning of the word: models made by fans of a game, film or series. Adding words like cooling, grill or mount to your query keeps the results on hardware.
Do printed fan parts need supports?
It depends on the geometry: grills, adapters and covers with overhangs often do, while flat plates may not. The author's page usually states whether supports are needed and where they go.
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