HP Color LaserJet 501A Black Print Cartridge for CLJ 3600/3800/CP3505 series provides fast, easy and brilliant results. New HP ColorSphere toner is tuned with the printing system to optimise quality and reliability for higher productivity.

HP Color LaserJet 501A Printing Supplies with ColorSphere Toner provide consistently sharp text and brilliant colour. Improved gloss delivers a dynamic range of bright, brilliant colours that allow you to produce impressive business documents.

• For consistency over the cartridge's life, HP Smart technology¹ in HP supplies and the printer relies on the unique properties of HP ColorSphere toner. As the system triggers adjustments to the electrophotographic voltages inside the toner cartridge, a precise mix of patented additives – fine-tuned for quality results under diverse environmental conditions – ensures consistency. HP supplies and the printer work together to ensure the quality of each print, saving time and providing real value.

Quick, easy, more productive. HP ColorSphere toner enables fast, high-quality printing. HP Smart technology¹ in HP supplies interacts with the printer to consolidate needed supplies into a single order. You choose the reseller and order online.²

• HP's all-in-one toner cartridge design – new HP ColorSphere toner enhances easy, reliable operation.

HP Color LaserJet 3600 Printing Supplies with HP Smart Printing Technology ¹ enable the cartridges and the printer to make continuous adjustments that optimise print quality and reliability - and provide a lower overall cost of printing.

• For consistency over the cartridge's life, HP Smart technology¹ in HP supplies and the printer relies on the unique properties of HP ColorSphere toner. As the system triggers adjustments to the electrophotographic voltages inside the toner cartridge, a precise mix of patented additives – fine-tuned for quality results under diverse environmental conditions – ensures consistency. HP supplies and the printer work together to ensure the quality of each print, saving time and providing real value.
• To keep your productivity high, HP designs in reliability to maximize quality and uptime. HP is an industry-leader in R&D, design, manufacturing and testing. In fact, high-level manufacturing and quality control expertise enables HP LaserJet ColorSphere toner to create a finer range of colors with new levels of consistency in toner particle size and additives. In addition, every HP toner cartridge undergoes rigorous testing, including tests under extreme usage and environmental conditions.

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. Order consolidation available on printers with HP Easy Printer Care Software installed.

Designed for use with the following HP laser printers:

• Color LaserJet CP3505dn
• Color LaserJet CP3505n
• Color LaserJet CP3505x
• Color LaserJet 3600
• Color LaserJet 3600dn
• Color LaserJet 3600n
• Color LaserJet 3800
• Color LaserJet 3800dn
• Color LaserJet 3800dtn
• Color LaserJet 3800n
• Color LaserJet CP3505dn
• Color LaserJet CP3505n
• Color LaserJet CP3505x