These products are guaranteed to work with your HP DeskJet 640C printer.
All cartridges come with a 12 month 100% guarantee.
Free delivery on all items.
With a maximum monthly duty cycle of upwards of 1000 pages, the HP Deskjet 640C is an inkjet printer designed for home use as well as small office use. This device uses drop on demand thermal inkjet printing technology to create monochrome and colour printouts with a maximum resolution of 300 x 600 dpi. The HP Deskjet 640C offers a jump in print speed from previous models in the HP Deskjet line, offering up to 6 pages per minute black and white and 3 pages per minute colour.