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About Us

Full Spec Numbers of eSUN filament portfolio:

INTSERVO is an authorized distributor of eSUN 3D printing filament 

eSUN is a premium filament manufacturer and has been providing OEM services for many premium brands.  Although our product is professional grade, our price remains very competitive and reasonable.   

eSUN filaments are high-quality professional grade filaments and are compatible to all FDM printers such as Makerbot, Reprap, UP, Afinia, Flash Forge and all FDM 3D Printers.  If you are new to us, we recommend you try one spool from us.  100% customer satisfaction guaranteed or 100% money back.

For a single or two spool purchase or if you are Amazon loyal customer/Prime member, you can also visit our Amazon offers.  Nothing beat Amazon Prime's free 2-day shipping.  Here is our Amazon storefront:

If you have any questions or coupon/discount/promotion inquiry, please email to .

We provide educational, corporate and local customer discounts (Free fast local delivery or pickup).  Email us for details.


Our Address:


P.O. Box 14586

DURHAM, NC 27709