Quadient / Neopost IN600 Franking Ink & Labels

The Quadient (formerly Neopost) IN600 uses a blue, Mailmark-approved franking ink cartridge and franking labels. Everything on this page is matched to the IN600 and is Royal Mail approved, so it will not void your machine warranty.

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Ink for the IN600

Choose from genuine original, compatible or remanufactured ink, all printing the same approved Mailmark blue. We also offer an ink refill and reset service.

Labels for the IN600

The IN600 takes double-sheet franking labels in standard 150mm and long 175mm sizes, plus individual single-cut labels in 147mm and long 170mm, in a range of pack quantities.

Franking bundles

Buy ink and labels together and save with our IN600 franker bundles, available with original or compatible ink.

Why buy from Mailcoms

Mailcoms is a Royal Mail Authorised Inspector and has been trading since 2005. We are one of only two companies in the UK with our own brand of franking ink approved by Royal Mail, delivered fast with free UK delivery over £40.

Frequently asked questions

Which ink does the Quadient IN600 use?

A blue, Mailmark-approved franking ink cartridge, available as genuine original, compatible or remanufactured.

Which labels fit the IN600?

Double-sheet labels in 150mm and 175mm, plus single-cut labels in 147mm and 170mm.

How fast is delivery?

Standard UK delivery is 3-5 working days and free on orders over £40, with a next working day option available.