The Lexmark T630, T632 & T634 High Yield Prebate Print Cartridge is compatible with the Lexmark T630, T630n, T630dn, & the Lexmark T632, T632n, T632tn, T632dn, T632dtn & T632dtnf, & the Lexmark T634, T634n, T634tn, T634dn, T634dtn & T634dtnf. The Lexmark T630, T632 & T634 High Yield Prebate Print Cartridge is not compatible with past generations of Lexmark printers.