The Hasler HJ 930 Printer offers a dynamic ink delivery system, ideal for offices that send out mail on a frequent basis. Each Genuine HP Ink Cartridge has a space saving design which easily installs, to reduce downtime normally spent on complicated replacement procedures. These OEM / Genuine HP C8842A Versatile Black Pigment Fast Dry Ink Cartridges for your Hasler hj930 have the power and durability to tackle the most demanding mailing tasks. The Hasler HJ-930 also contains Thermal ink pigments, which minimize smudging and blurring. We guarantee excellent print quality with our Genuine HP ink cartridge or we will refund your money within 90 days of purchase. And all of our HP products for your Hasler mailing system will last up to 2 years for definitive convenience and performance.