HP 640A yellow toner (C4194A) toner toner yellow ~6,000 pages £56.65VAT incl., plus shipping costs directly from stock Delivery time 1-2 days HP 640A yellow ~6,000 pages0.9 p / page £56.65 1/1× Product informationOther products Product information "HP 640A yellow toner"toner yellow ~6,000 pages These supplies are suitable for the following HP printers Color LaserJet 4550 / Color LaserJet 4500 / Color LaserJet 4550dn Please select your device×Close