Fountain Pen Converters

Fountain pen converters allow you to use bottled ink with a cartridge-style fountain pen. Converters come in a variety of forms and sizes. Some converters click onto the fountain pen nib assembly, while others screw on. Fountain pen converters also pull ink in using various techniques, ranging from screw-type to piston or squeeze-type fillers.


Why Choose a Fountain Pen Converter?

  • More Ink Options
    Use your favorite bottled inks without being limited to cartridges. Choose from hundreds of colors and specialty blends.
  • Eco-Friendly Writing
    Reusable converters help reduce waste and are perfect for anyone looking to write more sustainably.
  • Smoother Ink Flow
    Converters often offer better ink flow and capacity than disposable cartridges, making your pen feel more responsive.

Types of Converters

Screw-Type Converters
Securely screw into the nib assembly for reliable ink filling.

Snap-In Converters
Simple to install by pushing into place. Ideal for fast, easy use.

Filling Styles

  • Piston Fillers twist to draw ink
  • Squeeze Fillers use a flexible sac to load ink quickly

FAQs about Fountain Pen Converters

What is a fountain pen converter?
It is a refillable unit that allows you to use bottled ink in cartridge-style fountain pens.

Will any converter fit my pen?
Not all converters are universal. There are differences in how they attach, so it's best to confirm compatibility with your pen.

How do I fill a converter?
Most are filled by inserting into a bottle of ink and twisting or squeezing to draw the ink up.

Is a converter better than using cartridges?
Converters give you more color options, reduce waste, and often deliver better ink flow.

Can I use specialty inks with a converter?
Yes. Converters are ideal for inks from brands like KWZ, Dominant Industry, Troublemaker, and more.

Discover More

Fountain Pens | Ink | Notebooks