This is a screw-type piston converter for most Pilot fountain pens, including the Capless model. I...This is a screw-type piston converter for most Pilot fountain pens, including the Capless model. It replaces the CON-50 converter and features a transparent design for easy ink level viewing. Four tiny ball-bearings are included inside to break surface tension, ensuring a more reliable ink flow. This converter is designed for fountain pens from the Japanese stationery brand Pilot (Namiki) and holds 0.4ml of ink.
Pilot CON-40 Fountain Pen ConverterFree delivery in 1–3 days£9.99Visit shop →
Product Information
Full details
This guide is for Pilot fountain pen users seeking a reliable and efficient ink converter. The Pilot CON-40 offers a transparent design for easy ink monitoring and improved ink flow thanks to internal ball bearings. However, it's designed specifically for Pilot fountain pens and has a limited ink capacity.
All features
Model Part Number
CON-40
Brand
Pilot
Extended Product Information
FAQs
Which Pilot pens is the CON-40 compatible with?
The CON-40 is compatible with most Pilot fountain pens, including the Capless model. Always check your pen's manual or Pilot's website for specific compatibility information.
How much ink does the CON-40 hold?
The CON-40 holds approximately 0.4ml of ink.
How do I clean the CON-40 converter?
Rinse the converter with lukewarm water. You can fill it with water and then expel the water by twisting the piston. Repeat until the water runs clear. Allow it to air dry completely.
Why is my ink flow inconsistent with the CON-40?
Inconsistent ink flow can be caused by several factors, including the nib not being properly aligned or ink buildup. Try cleaning the nib and converter thoroughly. Also, ensure the converter is fully seated in your pen.
Can I use the CON-40 with any ink?
Yes, the CON-40 can be used with most fountain pen inks. However, avoid using inks with shimmer or large particles, as they may clog the converter.
How do I remove air bubbles from the converter?
After filling the converter, gently tap it against a hard surface to dislodge any air bubbles. Then, twist the piston to expel a small amount of ink, which will help remove the air.
Troubleshooting
Ink flow is inconsistent or skipping.
Ensure the nib is properly aligned and clean. Make sure the converter is fully seated. Try gently twisting the piston to re-establish ink flow.
Converter won't fill with ink.
Ensure the nib is fully submerged in the ink bottle. Slowly twist the piston knob to draw in ink. Check for any air bubbles and remove them by gently tapping the converter.
Pros and Cons
Pros
Transparent barrel for easy ink monitoring.
Improved ink flow with ball bearings.
Compatible with a wide range of Pilot fountain pens.
Screw-type mechanism for secure fit.
Increases the ink capacity compared to some converters.
Cons
Only compatible with Pilot fountain pens.
Limited ink capacity compared to some cartridges.
May require more frequent filling than larger converters or cartridges.
Setup, Compatibility & Care
Installation: Unscrew the existing converter or cartridge from your Pilot fountain pen. Screw the CON-40 converter into the pen's section until it is securely in place.
Filling: Submerge the nib of your pen into an ink bottle. Twist the piston knob on the converter to draw ink into the reservoir.
Compatibility: This converter is designed for most Pilot fountain pens, including the Capless model. Check your pen's manual if unsure of compatibility.
Care: Regularly clean the converter with lukewarm water. Avoid using harsh chemicals. Allow it to dry completely before refilling.