Product Description:

This high-quality replacement cartridge
is compatible with the following models:
Hewlett Packard LaserJet 4000, Hewlett
Packard LaserJet 4000N, Hewlett Packard
LaserJet 4000se, Hewlett Packard LaserJet
4000T, Hewlett Packard LaserJet 4000TN,
Hewlett Packard LaserJet 4050, Hewlett
Packard LaserJet 4050N, Hewlett Packard
LaserJet 4050se, Hewlett Packard LaserJet
4050T, Hewlett Packard LaserJet 4050TN.

Product Features and Technical Details:
 Product Features:
 * For LaserJet 4000 and 4050 series
    printers.
 * 6,000-page yield based on 5% average
    coverage.
 * Dual polymer toner particles for
    sharp results.
 * Produces rich black text and graphics.
 * HP limited lifetime warranty.

Technical Details:
Product Type: Toner Print Cartridge
Print Technology: Laser
Approximate Page Yield: 6,000
Color: Black
Compatibility: HP LaserJet 4000 Series
 
Printers Compatible With C4127A:
 HP LaserJet 4000
 4050 Printer series