THEY ARE PRODUCED BY A DIFFERENT SUPPLIER THAN THE 'NON ECO' SERIES. 12 MONTH WARRANTY!Compatible Printers: Ricoh Aficio MP C2000 / C2500 / C2500 and 1 / C3000 / C3000 AD / 3000 and 1Nashuatec MP C2000 / 2500 / 2500 AND 1 / 3000 / 3000 AND 1 DSC 525 / 530NRG MP C2000 / 2500 / 2500 AND 1 / 3000 / 3000 AND 1 DSC 525 / 2525 E / 3030Gestetner/MP C3000 E 1.
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