HP C4127X3 | 27X Toner Cartridge (Black) for LaserJet 4000 Series Printers

Here are the technical specs for the HP 27X Toner Cartridge:

- Color: Black
- Page yield: up to 10,000 pages
- Compatibility: LaserJet 4000, 4000n, 4000se, 4000t, 4000tn, 4050, 4050 USB-Mac, 4050n, 4050se, 4050t, 4050tn
- Print technology: Laser
- Operating temperature range: 50 to 90.5°F
- Storage temperature range: -4 to 104°F
- Operating humidity range: 20 to 80% RH
- Storage humidity: 10 to 90% RH

Helpful notes:
1. The HP 27X cartridge is a high-yield option that can save you money in the long run.
2. This cartridge is designed for use with specific LaserJet printers, so make sure your printer is compatible before purchasing.
3. Store the cartridge in a cool, dry place to ensure optimal performance and longevity.