Electrically Conductive Composite PLA

Conductive 3D Printer Filament

$4.00 USD $7.00 USD

***1.75/3kg spools, 2.85mm/50g coils2.85mm/125g coils, and 2.85mm/3kg spools are being discontinued***

Have you ever wanted to create something with your 3D printer that includes electronics? Maybe an LED, touch sensor, or some other genius invention to solve the world’s problems? Then Protopasta Conductive PLA is the perfect material for you!

Use as a resistor. Typical resistance for 10 cm of 1.75 mm filament is 2.5-3.5 kohm.

Measured resistance will vary. 3D print resistance depends on geometry and settings.

More product details

Technical Data Sheets

Technical data sheets available for download here

Safety Data Sheets

Safety data sheets available for download here.


We provide a number of domestic shipping options within the United States via UPS, including free shipping on orders of $50 or more. We also provide international shipping via DHL Express.


At ProtoPlant's discretion, returns and replacements will be accepted within 90 days of purchase.  Please check the material label before opening your product.  Only sealed product can be returned. Shipping of items for exchange or refund is paid by the customer. More information about returns and replacements can be found in our terms and conditions

Electrify prints for Simple Circuits & Touch-Sensitive Devices!

  • Available in 1.75 & 2.85 (3) mm diameters.
  • 50g are loose coils, 500g is on a 8" diameter spool, 2kg is on a 12" diameter spool.
  • Prints with standard PLA settings (or hotter) - no heated bed or special nozzle required
  • Usable on most PLA-compatible printers, such as Makerbot, FlashForge, Dremel, Ultimaker, Printrbot, and more!
  • Great for simple circuitry and interactive projects
  • Also experiment with ESD or 3D printed bearings!

How Conductive Is It?

  • Typical resistance of a 10cm length of 1.75mm filament: 2.5-3.5 kohm
  • Typical resistance of a 10cm length of 2.85mm filament: 0.9-1.3 kohm

Here is a link to some projects:


And the original kickstarter:


Customer Reviews
4.8 Based on 44 Reviews
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Mark S.
United States
I recommend this product

Works on touchscreen

I needed something that would pass through my finger to a touchscreen. This worked great!

Andres M.
Australia Australia
I recommend this product

Electrically Conductive Composite PLA

It is a great-quality filament and relatively easy to print with. In general, I've had a good experience with this product.

Saptarshi G.
India India
I recommend this product

Conductive Composite PLA from Protopasta

The online purchase, shipping, packaging, and delivery process is very smooth, and less time consuming. The filament is working properly as described in their website. We shall love to purchase from them in near future.


Protopasta, Filament by Protoplant


Atticus P.
United States United States
I recommend this product

It works.

The filament works. I had no problems printing with it on a glass bed or on painter's tape.


Protopasta, Filament by Protoplant

Great to hear!

Leo C.
United States United States
I recommend this product

Very interesting electrical properties

Prints very well and has very interesting electrical properties. Thank you.


Protopasta, Filament by Protoplant

That's great to hear! Interested to learn what you will make :-)

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