The following cartridges (including all toner cartridges, drums, fusers & maintenance products) are guaranteed to work in the Oki MC851DN printer.
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will using compatible printer cartridges invalidate my warranty? Are there any problems with them?
Hi thanks for getting in touch. Using compatible cartridges won't invalidate your warranty in any way so there's no need to worry. We offer a full 3 year guarantee on our compatible cartridges and they are manufactured to the highest possible standards because we want you to be happy with them and keep using them.