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This product has been discontinued, but you can still find the LD remanufactured 640A for your printer by clicking here. The original Hewlett Packard C4194A / HP 640A yellow laser toner cartridge is professionally designed to produce the highest quality printouts for your Hewlett Packard laser printer. The brand new, original C4194A is an ideal choice laser toner cartridge for your Hewlett Packard printer. HP 640A laser toners deliver excellent, dependable results, page after page. You can depend on HP 640A toner cartridges. 100% Satisfaction Guarantee.
This item is guaranteed to work with the following printers: