Take a giant leap in longevity with this imaging unit. Standout performance and maximum yield deliver a true investment in efficiency for Lexmark CS310N, CS310DN, CS410N, CS410DTN, CS410DN, CX310N, CX310DN, CX410DTE, CX410DE, CX410E, CS510DE, CS510DTE, CX510DTHE, CX510DE and CX510DHE. Imaging unit lasts approximately 40,000 pages.