HP 640A magenta toner (C4193A)

- HP Color LaserJet 4500/4550 Printing Supplies provide consistent vibrant colours and clear, sharp black text and lines with a specifically formulated, microfine toner which is chemically grown for uniform particles and consistent colour.
- HP Color LaserJet 4500/4550 Printing Supplies ensure maximum printer uptime. HP Cartridge, toner and printing process components are precisely matched to guarantee consistently reliable performance.
- HP Color LaserJet 4500/4550 Printing Supplies provide a low total cost of ownership. The high-yield print cartridge provides an exceptionally low cost-per-page for both full colour and black and white documents.