Is this 3D model free to download?

Yes, Flux Capacitor is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by optimusgene, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Flux Capacitor 3D printable model by optimusgene

Flux Capacitor

Source: Thingiverse by optimusgene

The Flux Capacitor is a free printable 3D model from Thingiverse by optimusgene. Great Scott! It's a mini version of the flux capacitor from Back to the Future. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,115 saves Source: Thingiverse Updated 2026-10-17 License: CC-BY-NC-SA · non-commercial 16 makes Category: Wearables & Cosplay

Tags: back to the future, back to the future 2, back to the future 3, back to the future II, flux capacitor, prop, prop making, time machine

About this model

Great Scott! It's a mini version of the flux capacitor from Back to the Future. The parts can be printed in any colors but for movie accuracy the top and bottom should be grey or silver, the hose clamps should be red and the injectors should be clear or glow-in-the-dark. Combine the 3D printed parts with a CR2032 3V battery, three 5mm 3V clear LEDs and three 38 mm long sections of ethernet cord (yellow for movie accuracy). Plug the LEDs into the sockets making sure the positive (longer) leg is in left slot. The negative (shorter) leg should bend down and rest under the battery. The positive leg will bend down on top of the battery. Plug the injectors into the three pins above the LEDs. Plug one end of the ethernet cable into the hose clamps and the other end into the holes on the case bott…

Frequently asked questions

Is this 3D model free to download?: Yes. Flux Capacitor is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by optimusgene.
Who made this model?: Designed by optimusgene, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.