Get the best results out of your HP Color LaserJet printing system. Chemically-grown toner formulas in HP 641A LaserJet Toner Cartridges work with your printer to deliver accurate, consistent color and reliable, cost-effective performance.

Accurate color, precise image reproduction, and crisp, sharp text every time you print. Chemically-grown toner formulas in HP 641A LaserJet Toner Cartridges deliver consistent results and reliable performance throughout the life of the cartridge.

• Get consistently accurate color and precise images with HP LaserJet toner cartridges. HP chemically-grown toner formulas are designed together with the LaserJet printing system. The uniform size and spherical shape of HP toner particles ensure a broad range of colors, precise particle control and placement, and reliable performance. With HP's second generation toner, you get consistently accurate color and crisp, sharp text across a broad range of plain papers and HP plain and specialty papers.
• Smart Printing technology in HP 641A LaserJet Toner Cartridges and your printer monitors the environment, sensing temperature and humidity.² To ensure consistent print quality, the system makes continuous, automatic adjustments to particle charge.These dynamic electrophotographic adjustments optimize color density, calibration and consistency to produce high quality results over the life of the cartridge.¹

Save time and lower overall printing costs with high-yield, all-in-one HP LaserJet toner cartridges. HP's #1 rated service and reliability means less time wasted on printing problems, higher productivity, and more cost-effective printing.

• Fast, cost-effective operation with high-yield, all-in-one HP toner cartridges

Enjoy low maintenance, trouble-free printing with HP 641A LaserJet Toner Cartridges. Interactive system technology in HP toner cartridges and your printer makes HP supplies easy to order, install, and maintain.

• HP printing supplies are easy to use and maintain. With HP's Smart Printing technology in HP toner cartridges and your printer, you receive automatic alerts when a cartridge is low or out. You can enjoy convenient, on-line ordering. And HP offers an environmentally responsible take-back program for convenient return of your empty HP printing supplies.¹
• HP printing supplies are easy to access through a convenient front door. HP Smart Printing technology confirms that genuine HP toner cartridges have been installed correctly. And shake-free cartridges ensure you get the most out of your toner cartridge.¹

1. Using genuine HP supplies ensures availability of all HP printing features
2. Program features and availability may vary by country. For more information, visit www.hp.com/learn/suresupply

Designed for use with the following HP laser printers:

• Color LaserJet 4600 Series
  • Color LaserJet 4600
  • Color LaserJet 4600dn
  • Color LaserJet 4600dtn
  • Color LaserJet 4600hdn
  • Color LaserJet 4600n
• Color LaserJet 4650 Series
  • Color LaserJet 4650
  • Color LaserJet 4650dn
  • Color LaserJet 4650dtn
  • Color LaserJet 4650hdn
  • Color LaserJet 4650n