Compatible with Lexmark printer models including C510, C510DTN, C510N, C720, C720DN, C720N, E234, E234N, E234TN, E240n, E330, E332, E332N, E332TN, E340, E342, E342n, T420, T420D, T420DN, T430, T430D, T430DN, E350, E352, T520, T522, T620, T622, T630, T630DN, T630N, T630NVE, T630VE, T632, T632DTN, T632DTNF, T632N, T632TN, T634, T634DTN, T634DTNF, T634N, T634TN, W812TN, Multi Printer X422 MFP, X520 MFP, X522 MFP, X630 MFP, W812dtn, W812n, X522S MFP, X620E MFP, X632 MFP, X632E MFP, X632S MFP,X634DTE MFP, X634e MFP, X830E MFP, X832E MFP.