Go to top
Item added to basket - Click here to view

My printer added - Click here to view

Neopost IS350 Franking Cartridges

Save to My Printers
Neopost IS350 zoom
Get the best deals on Neopost IS350 franking inks when you choose your supplies listed on the page below. Mailing problems will be a thing of the past when you purchase your inks from us which are fully compatible with your IS350 machine and that give you brilliant print quality you don’t want to miss out on. Whether you are a small business or a freelance group, rest assured that the Neopost IS350 can deliver your diverse printing franking requirements. Don’t waste precious time commuting to the post office; our cartridges work to the Royal Mail postal standards but if you are not sure about the product specifications or want to run it by our capable customer service team, get in touch at with us on 0345 365 3605.



Product Type



Products for this printer (1)

Blue Cartridges
Guaranteed for 3 Years
£79.80 inc VAT
In Stock - Delivered Wednesday
Order Within

Franking Cartridges for the Neopost IS350

Manufacturer-certified Neopost IS350 Franking Machine Ink Cartridges are guaranteed to work with your Neopost printer. Currently, we have our best value own brand product, the Neopost Compatible Franking Blue 300621 Ink Cartridge under compatible blue cartridges for purchase. It contains the maximum amount of ink and allows for high quality printing, resulting in huge savings for our clients. Avail free delivery on all franking supplies in stock at TonerGiant.
A standard ink cartridge usually has enough ink to create at least 12,000 impressions, each one of which is highly precise and approved by royal mail. Using 100% genuine Neopost IS350 Franking Machine ink cartridges will speed up the outgoing mail process and give you maximum value for money.

The Neopost IS350 Franking Machine

When it comes to franking machines in the market, this one is a solid choice. It is a hassle-free piece of equipment featuring space-saving features including a built-in 2kg weighing platform, letter weights that will help the machine assess postage pricing and print the chosen stamp on the envelope without missing a beat. In addition, there is a Smart Start technology, which ensures that once an envelope is moved from the weighing platform, the IS-350 starts automatically and effortlessly processes your letters. Exceptional service delivery and modern elements make the Neopost IS350 Franking Machine a wonderful investment.

Customer Questions (4)

Is this compatible with the Neopost IN360?
10 March 2020
Hi, unfortunately, it isn't compatible and we don't sell the correct cartridge that you need. I'm sorry I wasn't much help, but if you have any more questions please let me know.

Will this also fit the IS300 franking machine from Neopost?
23 January 2020
Hi there, thanks for your question. No, this ink cartridge isn't compatible with the IS300. Unfortunately, we don't have the correct cartridge available to us.

Is this cartridge suitable for all of the Neopost 300 series?
13 May 2016
Hi, you can find the franking machines that this cartridge will work in on the following page. It does say it can be used in the Neopost 330 and 350 models https://www.tonergiant.co.uk/product/Neopost-Compatible-Franking-Blue-300621-Ink-Cartridge-FR300621-19316/

Is this cartridge OK to use with Mail mark? Neopost sells one for Mail mark but they charge extra for it.
01 February 2016
Hi there, thanks for your question. Yes, your Neopost IS350 machine will print the mail mark barcode and our blue ink compatible cartridges match Royal mail's ink standards so the cartridge will work correctly.

Need Assistance? We'll be happy to help! Call us on 0345 365 3605