Compatible Lexmark models:C540, C540dw, C540n, C543, C543dn, C544, C544dn, C544dtn, C544dw, C544n, C546, C546dtn, E232n, E240tn, E332, E342tn, X543, X543dn, X544, X544dn, X544dtn, X544dw, X544n, X546, X548de, X548dte, X658 Yields up to 2,000 pages. Designed to provide exceptional value, reliability and outstanding print quality. Backed by the manufacturer's 100% guaranteed lifetime warranty. Lexmark Ink, Toner & Ribbons part of a large selection of printer ink and toner. Lexmark (TM) C540H1MG Return Program Magenta Toner Cartridge is one of many Ink, Toner & Ribbons available through Office Depot. Made by Lexmark.