Lexmark CS421 Cartridges

Lexmark CS421 cartridges cartridges — frequently asked questions

What cartridges cartridges does the Lexmark CS421 use?

The Lexmark CS421 accepts the Lexmark cartridges cartridges listed below. Each cartridge in our list is verified compatible with the CS421, including both genuine Lexmark cartridges and lower-cost compatible alternatives.

Are compatible cartridges safe to use in the Lexmark CS421?

Yes. Our compatible cartridges are manufactured to match the original Lexmark specifications and undergo print-quality testing. They will not void your printer warranty under New Zealand consumer law (Consumer Guarantees Act). If you experience any issue, we offer a full money-back guarantee.

How fast can I get cartridges for my CS421 delivered?

Auckland orders placed before 2pm on a business day are dispatched the same day. Most North Island addresses receive their order the next business day; South Island typically 1–2 business days. Free delivery is available on qualifying orders over $30.

What's the difference between genuine and compatible Lexmark cartridges?

Genuine Lexmark cartridges are manufactured by Lexmark and carry the OEM brand. Compatible cartridges are made by reputable third-party manufacturers to the same specifications, typically at a 30–50% lower price. Both fit and function identically in your Lexmark CS421; the choice comes down to budget vs. brand preference.