Office King brand cartridges offer outstanding quality results time after time. With the C4837A-COM, Magenta Ink Cartridge printing is guaranteed to be consistent, bright & clear when you need it the most. Up to 2550 pages at 5% coverage FOR USE IN: Business Ink Jet 2250 HP Business Ink Jet 1100 HP Business Ink Jet 1100d HP Business Ink Jet 1100DTN HP Business Ink Jet 1200 HP Business Ink Jet 1200D HP Business Ink Jet 1200DTN HP Business Ink Jet 1200DTWN HP Business Ink Jet 1200N HP Business Ink Jet 2230 HP Business Ink Jet 2300 HP Business Ink Jet 2300DTN HP Business Ink Jet 2300n HP Business Ink Jet 2600 HP Business Ink Jet 2600DN HP Business Ink Jet 2800DTN HP CP1700 HP CP1700D HP CP1700PS HP Design Jet 100 HP Design Jet 100 Plus HP Design Jet 10PS HP Design Jet 110 HP Design Jet 110 Plus HP Designjet 110 Plus nr HP Design Jet 20PS HP Design Jet 2200C HP Design Jet 2230 HP Design Jet 2250 HP Design Jet 2280 HP Design Jet 2280TN HP Design Jet 50PS HP Office Jet 9100 HP Office Jet 9110 HP Office Jet 9120 HP Office Jet 9130 HP Office Jet Pro K850