Alza HP 21 XL black

Instead of buying original and usually expensive inkjet cartridges, you can try this alternative Alza HP 21 XL black ink cartridge, which is compatible with the HP Deskjet 3920, 3940 and HP PSC 1410 printers, and offers an average yield of 520 pages at 5% coverage.

Key features of the alternative Alza HP 21 XL black inkjet cartridge

• Black ink
• Page yield up to 520 pages
• Compatible with the HP Deskjet 3920, 3940 and HP PSC 1410 printers