Dell p4866 593 10076 imaging drum kit unit the 42 000 page impression imaging drum kit 593 10076 has been designed for the dell color laser printer 3000cn and 3100cn range the dell dr2100 drum unit works independently this offers a lower cost solution to other varieties which use two combined units the benefits of the p4866 are that it does not have the drawback of one unit running our and both having to be replaced simultaneously it reduces wastage saving resources and making it