• C3909A MICR - HP 8000 MICR, HP 5si MICR Toner - Print your own checks with our HP compatible C3909A MICR Toner. Most HP laser printers can be used as a laser check printer. All you need is a MICR cartridge, check paper, and check printing software. You will be able to print check stubs, print checks in quickbooks and any other check software. This HP 5si MICR Toner is an economical cartridge that delivers excellent print value. This MICR Laser Toner Cartridge is a compatible black toner used in MICR check printing.
• For use in HP LaserJet 5Si, 5Si Mopier, 5SiMX, 5siNX, 8000, 8000N, 8000DN, Lexmark Optra N printers.
• Compatible with MICR Cartridges: C3909A, C3909X, TIN-250.
• Page Yield: 15,000 @ 5% coverage.

This is a compatible cartridge, not a brand name cartridge. Any use of a brand name or model is made solely for purposes of demonstrating compatibility.