HP 120A (W1120A) Original Toner Imaging Drum. HP 120a (W1120A) toner cartridge works with: HP color laser MFP 179fnw. Original HP toner cartridges produce an average of 71% more usable pages than non-hp cartridges. HP 120A toner cartridge yield (approx. ) per Drum: 16,000 page. 120A toner is designed to work with your HP printer for High quality, reliable results every Print. Ensure that your printing is right the first time and every time with HP printer toner: 120A toner. What’s in the box: 1 New Original HP 120 (W1120A) toner cartridge.. Color: Drum.