Our quality tested HP 203A (CF543A) OEM laser cartridge is ideal for printing documents in crisp black text or presentations with bright colours. Printerinks also offer a 100% no risk, money back guarantee on all Hewlett Packard HP 203A (CF543A) OEM laser cartridges. On top of all that, we offer free same day delivery within the UK, customer specials, bulk discounts & supportive ink experts. Printerinks now even offers HP paper and other printing supplies.