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3D models of pump covers for PC, pool and fuel pumps

The collection gathers 3D-printable pump covers for very different machines: liquid-cooling loops in desktop PCs, pool and water pumps, and small fuel or stove pumps. Most files are simple shells or lids, so one print can be a repair or a visual change to a part you already own. Each entry links to the source page, where the STL and the author's notes live. 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 11/10/2026

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«3D models of pump covers for PC, pool and fuel pumps»

PC liquid-cooling covers are thin caps that sit over the pump block of an all-in-one cooler and are mostly decorative, with cutouts for tubing and cables. Pool and water pump covers are larger: lids, return nozzles and intake fittings that often carry threads and gasket seats. Fuel, stove and heater pump covers are small enclosures that wrap a pump body, while housings and upper covers act as replacement shells with defined ports and screw holes.

Before printing, compare the dimensions listed on the model page with measurements taken from your own pump: outer diameter, height, port spacing and thread size. Check how many parts the file contains and whether the author notes that supports are needed, since overhangs inside a lid can be awkward to remove. Look at the material and settings the author lists, and at photos of real prints, because wall thickness and layer direction affect how a thin cover behaves near heat or moving water. For threaded parts, print orientation matters more than layer height.

Search terms around this topic overlap, so try pump lid, pump cap, pump housing, cover plate or return nozzle when a first query returns little. Related subjects bring in more results: PC water cooling, pool equipment, stove and burner maintenance, diesel heater plumbing. Adding a material or process word, such as PETG or resin, narrows the list further.

FAQ

Questions fréquentes

What file formats do pump cover models usually use?
Most are STL files meant for slicing, and some authors also include STEP or OBJ versions for editing. If only an STL is provided, you can still scale or cut it in a mesh editor.
How do I check that a cover matches my pump before printing?
Measure the pump housing and compare those numbers with the dimensions on the model page. Pay attention to mounting hole spacing, port diameter and thread pitch, and read the author's notes for any stated tolerances.
Do pump covers need supports?
It depends on the shape: flat caps often print without them, while covers with deep recesses, threads or internal bosses may need supports. The model page usually states what the author used.
Which material should I choose for a cover near water or heat?
PLA is easy to print but softens at moderate temperatures, so PETG, ABS or ASA are common choices for parts near a running pump or an engine. For decorative caps that stay cool, PLA or resin works.
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