These printers use the C4844A cartridge:

HP 2000 C Professional Series

HP 2000 Printer

HP 2250

HP 2250 TN

HP 2500 CSE Professional Series

HP 2500 CXI Professional Series

HP 2500 C Professional Series

HP 2500 Professional Printer

HP Business InkJet 1000

HP Business InkJet 1100

HP Business InkJet 1100 D

HP Business InkJet 1100 DTN

HP Business InkJet 1200

HP Business InkJet 1200 D

HP Business InkJet 1200 DN

HP Business InkJet 1200 DTN

HP Business InkJet 1200 DTWN

HP Business InkJet 1700 D

HP Business InkJet 1700 PS

HP Business InkJet 2000

HP Business InkJet 2000 CN

HP Business InkJet 2000 CSE

HP Business InkJet 2000 CXI

HP Business InkJet 2200

HP Business InkJet 2200 SE

HP Business InkJet 2200 XI

HP Business InkJet 2230

HP Business InkJet 2250

HP Business InkJet 2250 TN

HP Business InkJet 2280

HP Business InkJet 2280 TN

HP Business InkJet 2300

HP Business InkJet 2300 DTN

HP Business InkJet 2300 N

HP Business InkJet 2330

HP Business InkJet 2500 C

HP Business InkJet 2500 C Plus

HP Business InkJet 2500 CM

HP Business InkJet 2500 CSE

HP Business InkJet 2600

HP Business InkJet 2600 DN

HP Business InkJet 2800

HP Business InkJet 2800 DT

HP Business InkJet 2800 DTN

HP Business InkJet 3000

HP Business InkJet 3000 DTN

HP Business InkJet 3000 N

HP Business InkJet CP-1700

HP Color InkJet CP 1700

HP Color InkJet cp-1700 D

HP Color InkJet cp-1700 PS

HP DesignJet 70

HP DesignJet 100

HP DesignJet 100 Plus

HP DesignJet 110

HP DesignJet 110 Plus

HP DesignJet 110 Plus NR

HP DesignJet 110 Plus R

HP DesignJet 500-24 IN

HP DesignJet 500-42 IN

HP DesignJet 500 PS 24 IN

HP DesignJet 500 PS 42 IN

HP DesignJet 800

HP DesignJet 800-24-Inch

HP DesignJet 800-42-Inch

HP DesignJet 800 PS

HP DesignJet 800 PS 24-Inch

HP DesignJet 800 PS 42-Inch

HP DesignJet Colorpro cad

HP DesignJet Colorpro ga

HP DeskJet 2000 CN

HP DeskJet 2000 CSE

HP DeskJet 2000 CXI

HP DeskJet 2500 CXI

HP HP 2000 C

HP HP 2000 CN

HP HP 2000 CSE

HP HP 2000 CXI

HP HP 2200 CXI

HP HP 2250

HP HP 2250 TN

HP HP 2500 C

HP HP 2500 C Plus

HP HP 2500 CM

HP HP 2500 CSE

HP HP 2500 CXI

HP HP 2500 SCE

HP HP 2500 SXI

HP OfficeJet 9100

HP OfficeJet 9110

HP OfficeJet 9120

HP OfficeJet 9130

HP OfficeJet Pro 9110

HP OfficeJet Pro 9120

HP OfficeJet Pro 9130

HP OfficeJet Pro K-850

HP OfficeJet Pro K-850 DN