In plain terms
Kyocera placed the ECOSYS MA4000wifx in its ECOSYS MA A4 mono range, as the model that prints 40 pages a minute. Its stablemates, each with its pages a minute: ECOSYS MA3501wfx (35), ECOSYS MA4000x (40), ECOSYS MA4000fx (40), ECOSYS MA4500fx (45), ECOSYS MA4500ifx (45), ECOSYS MA5500ifx (55) and ECOSYS MA6000ifx (60). According to Kyocera, it reads both sides of a double sided original in one pass, at as many as 40 images a minute and has room for 350 sheets (or 850 with extra paper options). Kyocera Australia still has it in the current lineup.
Maker's own photo







