The compatible Lexmark Z645 ink-jet cartridges from LD Products are guaranteed to meet or exceed the print quality of the OEM Lexmark Z645 inkjet cartridges. Purchasing our compatible Lexmark Z645 ink cartridges is an excellent way to save money without sacrificing quality. We also carry refill kits. Our refill kits for the Lexmark Z645 allow you to save the most because they refill empty ink cartridges several times. Our Lexmark Z645 compatible Ink Cartridges have a 'Two Year 100% Quality Satisfaction Guarantee'. The use of our compatible Ink for the Lexmark Z645 does not void your printer's warranty. We also carry OEM Cartridges for your Lexmark Z645 printer.