Compatible Magenta HP 646A Laser Toner - (HP CF033A) is in stock and available for the low price of £73. The Compatible Magenta HP 646A Laser Toner is fully compatible with and guaranteed to work in the following HP laser printers: HP Colour LaserJet Enterprise CM4540 MFP , HP Colour LaserJet Enterprise CM4540f MFP , HP Colour LaserJet Enterprise CM4540fskm MFP it will give you a page yield of Approx. 12,500 pages @ 5% average coverage. The Compatible Magenta HP 646A Laser Toner is a reliable, low cost Compatible product and a money saving alternative for the original HP CF033A. Our own brand product will work in your laser printer in exactly the same way as an original CF033A, HP 646A, 646A.Compatible Magenta HP 646A Laser Toner - (HP CF033A)