Compatible with | Lexmark models: Optra S: 1250, 1250n, 1255, 1255n, 1620, 1620n, 1625, 1625n, 1650, 1650n, 1855, 1855n, 2420, 2420n, 2450, 2450n, 2455, 2455n, 4059; Source Technologies models: ST4059; Unisys models: UDS-9716 Micr, UDS-9724 Micr; Xerox models: Phaser 1235 |