These printers use the C4838A cartridge:
Click On a Printer to View it's Cartridges
HP 2250
HP 2250 TN
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 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 2600
HP Business InkJet 2600 DN
HP Business InkJet 2800
HP Business InkJet 2800 DT
HP Business InkJet 2800 DTN
HP Business InkJet CP-1700
HP Color InkJet CP 1700
HP Color InkJet cp-1700 D
HP Color InkJet cp-1700 PS
HP DesignJet 10 PS
HP DesignJet 20 PS
HP DesignJet 50 PS
HP DesignJet 70
HP DesignJet 100 Plus
HP DesignJet 110
HP DesignJet 110 Plus
HP DesignJet 110 Plus NR
HP DesignJet 110 Plus R
HP DesignJet 111-24 IN
HP DesignJet 120
HP DesignJet 120 NR
HP DeskJet 2200
HP DeskJet 2200 TN
HP DeskJet 2250
HP HP 2200 CXI
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