--- product_id: 389902117 title: "ONLINE Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers" brand: "online" price: "R224" currency: ZAR in_stock: false reviews_count: 5 url: https://www.desertcart.co.za/products/389902117-online-ink-converter-for-standard-fountain-pen-refill-from-ink store_origin: ZA region: South Africa --- # Crystal clear, reusable design Refill volume equals 2 cartridges Fits all standard fountain pens ONLINE Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers **Brand:** online **Price:** R224 **Availability:** ❌ Out of Stock ## Summary > ♻️ Ink smarter, write bolder — join the refill revolution! ## Quick Answers - **What is this?** ONLINE Ink Converter for Standard Fountain Pen Refill from Ink Glass Plug Converter for Various Manufacturers by online - **How much does it cost?** R224 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/389902117-online-ink-converter-for-standard-fountain-pen-refill-from-ink) ## 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 - • **Durable & Reusable:** Sturdy frame built for multiple uses, ensuring long-term reliability and sustainability. - • **Crystal Clear Design:** Transparent plastic body lets you monitor ink levels with precision and style. - • **Eco-Friendly Refilling:** Holds the ink volume of two cartridges, cutting waste and saving you money with every refill. - • **Trusted German Quality:** Crafted by ONLINE, a premium brand since 1991, synonymous with excellence in writing instruments. - • **Universal Compatibility:** Seamlessly fits any standard fountain pen or rollerball system for effortless upgrades. ## Overview The ONLINE Ink Converter is a premium, crystal-clear plastic refill converter designed to fit all standard fountain pens and rollerball systems. With a capacity equal to two standard ink cartridges, it offers an eco-friendly and cost-effective alternative to disposable cartridges. Manufactured by the trusted German brand ONLINE, this durable converter ensures multiple uses while maintaining a sleek, clean design. ## 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 | #21,108 in Office Products (See Top 100 in Office Products) #56 in Bottled Ink | | Brand Name | Online | | Country Of Publication | Germany | | Customer Reviews | 4.3 4.3 out of 5 stars (1,632) 4.3 out of 5 stars | | 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 ![ONLINE 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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Rien a direl, correspond bien a sa description *by on Reviewed in Belgium 16 January 2026* Rien a dire de mal, correspond bien a sa description ### ⭐⭐⭐⭐⭐ Works with Muji *by on Reviewed in the United States 28 March 2026* This works great with my Muji fountain pen ### ⭐ Non adatto per la penna Yookers YOOTH 751 *by on Reviewed in Italy 25 October 2024* Comperato perché suggerito per la penna Yookers YOOTH 751. Non può essere assolutamente utilizzato perché inadatto ## 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/389902117-online-ink-converter-for-standard-fountain-pen-refill-from-ink](https://www.desertcart.co.za/products/389902117-online-ink-converter-for-standard-fountain-pen-refill-from-ink) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-05*