---
product_id: 389902117
title: "Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers"
brand: "online"
price: "$13.84"
currency: USD
in_stock: true
category: "Online"
url: https://www.desertcart.us/products/389902117-ink-converter-for-standard-fountain-pen-refill-from-ink-glass
store_origin: US
region: United States of America
---

# Crystal clear, reusable design Refill volume equals 2 cartridges Fits all standard fountain pens Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers

**Brand:** online
**Price:** $13.84
**Availability:** ✅ In Stock

## Summary

> 🖋️ Elevate your writing game—refill, reuse, and never run dry!

## Quick Answers

- **What is this?** Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers by online
- **How much does it cost?** $13.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/389902117-ink-converter-for-standard-fountain-pen-refill-from-ink-glass)

## Best For

- online enthusiasts

## Why This Product

- Trusted online brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Generous Ink Capacity:** Holds the equivalent of two standard ink cartridges to keep you writing longer.
- • **Eco-Friendly Refilling:** Cut costs and waste by refilling with bottled ink instead of disposable cartridges.
- • **Universal Compatibility:** Seamlessly fits any standard fountain pen for effortless upgrades.
- • **Trusted German Engineering:** Crafted by ONLINE, a premium brand with decades of pen expertise since 1991.
- • **Durable Crystal Clear Build:** Sturdy plastic frame designed for multiple uses with a sleek transparent look.

## Overview

The ONLINE Ink Converter is a premium, crystal-clear plastic refill system compatible with all standard fountain pens. It holds twice the ink volume of a standard cartridge, enabling cost-effective and eco-friendly refilling from bottled ink. Designed for durability and multiple uses, this German-engineered converter combines quality craftsmanship with universal fit, making it a smart upgrade for professionals who value sustainability and style.

## Description

This ink converter fits to all standard fountain pens. It contains the ink volume of two cartridges. Use ink from a bottle or glass to avoid rubbish and save money.

## Features

- quality: Premium ink converter for standard fountain pen and rollerball systems. If your pen accepts standard ink cartriges, the ONLINE converter will fit perfectly.
- VOLUME: The converter has a filling volume of two standard ink cartriges. Save money, avoid rubbish, and protect the environment by refilling your ink pen using bottled ink.
- CLEAN DESIGN: The converter is made of plastic in crystal clear design. Thanks to the sturdy frame, this converter is made for multiple use.
- STANDARD SIZE: Dimensions: 70 x 8 x 8 mm - universal size for standard fountain pens!
- ONLINE BRAND QUALITY: ONLINE is a German company founded in 1991 and specialises in pens, calligraphy kits, pen cases and much more. ONLINE offers quality only!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00UR5HN6C |
| Best Sellers Rank | #13,011 in Office Products ( See Top 100 in Office Products ) #30 in Bottled Ink |
| Brand Name | Online |
| Country of Publication | Germany |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,598) |
| Global Trade Identification Number | 04014421401380 |
| Included Components | ink_cartridge |
| Ink Color | black |
| Item Dimensions | 7.6 x 0.8 x 0.8 centimeters |
| Item Type Name | Plastic converter. |
| Item Weight | 5 Grams |
| Manufacturer | Online |
| Manufacturer Part Number | 40138 |
| Model Number | 40138 |
| Number of Pieces | 1 |
| Package Size Name | Pack of 1 |
| Point Type | standard |
| Style | Fountain |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Online
- **Item dimensions L x W x H:** 7.6 x 0.8 x 0.8 centimeters
- **Item weight:** 5 Grams
- **Number of pieces:** 1
- **Style:** Fountain

## Images

![Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers - Image 1](https://m.media-amazon.com/images/I/51Ngt2cV9SL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Online Schreibgerate ONLINE standard ink converter │ cartridge converter made of synthetic material │ fits standard fountain pens and rollerball pens │ refillable,Black
- Parker Fountain Pen Ink Bottle | Black QUINK Ink | 57 ml Fountain Pen Refill
- Asvine 5 Pack Fountain Pen Ink Syringe Filler, Spring Converter with Removable Blunt Needle Tip

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**Shop now:** [https://www.desertcart.us/products/389902117-ink-converter-for-standard-fountain-pen-refill-from-ink-glass](https://www.desertcart.us/products/389902117-ink-converter-for-standard-fountain-pen-refill-from-ink-glass)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-05*