Epson T6421 Photo Black Ink Cartridge (150ml)

Product Overview

AI-generated summary

If you’re running an Epson large-format printer that takes the T6421 Photo Black, this ink is one of those “boring but essential” purchases. Photo Black is the right choice when you care about smoother greys and cleaner tonal transitions—things you notice on fine art prints, proofs, and image-heavy work. At £41.22 ex‑VAT for 150ml, it’s decent value *if* you’re actually going to use it through production rather than sitting on it. Ink can be an expensive way to test a printer’s colour handling, so I wouldn’t buy it unless you know your workflow needs this specific black.

I’d avoid it if you mostly do document-style output or general signage where colour accuracy and deep black/grey nuance aren’t the priority—there are cases where a different ink or even a different cartridge choice will make more sense. Also, large-format inks punish waste: if your head gets clogged, you’ll burn ink clearing it, and that wipes out the “good price per ml”. If your business is consistently producing photographic or premium monochrome work on Epson media, this is a sensible, low-drama option.