
140 mm PC Fan 3D Models: Grilles, Adapters, Mounts
This collection gathers 3D models built around 140 mm PC fans: grilles and covers, adapters to other sizes or ducts, and mounts that hold a fan at an angle. It is useful when you want to reuse a spare fan or change how air moves through a case, a desk setup or a duct run. Most files are simple enough for a first 3D printing project, while the adapters and housings take more measuring. 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 13/10/2026
Por dónde empezar
Todos los modelos de esta colección

Magnetic 140mm PC Fan Mount for Mosquito Nets

Various fan size conversion adapters

PC Fan Blower Noctua home Desk Fan 140mm

PC fan spacer 120mm / 140mm

PC Fan Blower Mod / Noctua Desk Fan / 140 mm

Universal PC Fan Stand (For 140mm, 120mm, etc.)

120 mm PC Fan Mesh

PC Fan Adapter Duct - 120mm or 140mm Parametric

PC fan grids 140mm

MiniITX PC Case V2 with 140mm Case Fan and Low Profile PCIe Card

140mm Sylveon PC Fan Grill

pc fan cover 120mm
PC Fan Filter Housing 120mm and 140mm

140mm FAN Holder for PC 5.25 bay FAN Frame

80mm, 120mm, 140mm parametric PC fan grill "wire" design

Solo Leveling Statue of God PC Fan Grill 120/140mm
PC Fan

PC case fan grill 140 mm

One Piece PC fan grill 120mm / 140mm

140 mm fan adapter for 5.25" slots on the front PC case panel

Air Vent Cover / Cowl for 140mm PC Cooling Fan

120mm PC fan feet

pc case, 120MM to 140MM fan adapter

140mm PC Fan Exhaust with Tripod Mount

140 mm to 120 mm offset pc fan adapter

Velocity Stack for 120mm PC Fan

Flat PC Fan Adaptor: 140mm to 120mm

simple 120mm and 140mm PC fan duct / shroud

140mm PC Fan Grill

140mm PC fan to 100mm duct
Rimless Aquarium Fan Mount - PC Case Fan

PC Fan Adapter 120mm to 140mm

140mm PC Fan Shroud Wind Straightener Sim Racing

Angled PC Fan Mount (120/140 mm) – Choose from Angles 15°–90°, Airflow & RGB + Clearance Test
![Gaming PC Fan shelf V2 [140mm]](https://cache.polyzon.org/api/img?url=https%3A%2F%2Fmakerworld.bblmw.com%2Fmakerworld%2Fmodel%2FUS6805a08067a149%2Fdesign%2F2025-12-25_5c249d00e2e99.png&w=300)
Gaming PC Fan shelf V2 [140mm]

PC Case Fan

PC Fan Spacer Abstandshalter Dämpfer 40 bis 140

140mm PC Fan to 6" HVAC Duct Adapter

140mm PC case fan mesh dust filter holder
120mm Fan Cover for PC case

Fan adapter from 120mm to 140mm for the Thermaltake Level 20 HT PC case

PC fan grid 140 mm hexagon

140mm PC desk fan

MakerLab Adjustable 140mm PC Fan Adapter Ducting
«140 mm PC Fan 3D Models: Grilles, Adapters, Mounts»
The models fall into a few groups. Grilles, mesh covers and solid covers protect the blades or hide the opening. Adapters step between fan sizes or connect a fan to a duct, and they usually need accurate hole spacing. Mounts, brackets and feet position a fan on a surface or at a chosen angle, while desk and blower conversions turn a case fan into a standalone air mover. Directional parts such as louvers or modular ducts change where the air goes rather than how the fan is held.
When choosing a file, read the dimensions the author lists: fan size, screw hole spacing, hole diameter, overall thickness and clearance around the blades. Check how many parts there are and whether they are meant to be glued, screwed or snapped together, and whether the author notes supports. Look at photos of real prints to judge wall thickness and surface finish, then match the material and settings to the load the part carries — a thin grille and a bracket holding a fan differ here.
To find more, search by function rather than by fan size alone: fan grille, mesh guard, fan cover, shroud, duct adapter, blower housing, angled bracket, fan feet, desk fan stand. Adding a second size or a duct dimension, such as a step between 120 mm and 140 mm or a round duct opening, often narrows the results. Related topics include case modding, cooling ducts, HVAC fittings and fan silencing, and browsing those terms usually turns up parts that do not use the word fan in the title.
Preguntas frecuentes
What measurements matter when picking a 140 mm fan grille or cover?
How do adapters between fan sizes work?
Do these models need supports?
How can I search for a desk fan conversion?
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