Accurate color, precise image reproduction and crisp, sharp text every time you print. Chemically-grown toner and HP Smart printing system technology  deliver consistent results and reliable performance throughout the life of the cartridge. Save time with all-in-one HP 645A LaserJet supplies. HP Smart technology  makes automatic adjustments to optimize print quality and enhance reliability. Minimal user intervention saves time, improves productivity and lowers overall printing costs.
- Cost-effective operation with all-in-one HP toner cartridges
- Legendary HP reliability can save you time, minimize downtime and deliver results you can count on.
- Enjoy low maintenance, trouble-free printing. HP Smart technology in the toner cartridge and your printer makes HP supplies easy to install and maintain. Receive automatic alerts when a cartridge is low or out. Enjoy convenient, on-line ordering.
- Produce bold, crisp text and sharp black-and-white images
- Use HP LaserJet printers together with Original HP print cartridges to achieve consistent, professional results
- HP printing supplies are easy to use and maintain. With innovative HP Smart printing technology in HP toner cartridges and your printer, you receive automatic alerts when a cartridge is low or out. With HP SureSupply 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. (Using genuine HP supplies ensures availability of all HP printing features).
- Toner Color: Black
For use with the following HP LaserJet models:
- HP LaserJet 5500 Series Printers
- HP LaserJet 5550 Series Printers
|Toner Type||Laserjet Toner|
|Cartridge Yield||13000 Pages (5% average coverage)|
 Using genuine HP supplies ensures availability of all HP printing features