DI Compatible HP 81A CF281A Toner Cartridge Replacement (Black, 4-Pack) — For LaserJet Flow MFP M630z, M604dn, M604n, M605dh, M605dn, M605n, M605x, M606dn, M606x, MFPM630dn, MFP M630f, MFP M630h

High-yield replacement toner set designed for HP 81A (CF281A) black printing. This 4-pack provides reliable black output for business printers and is sold as compatible replacement cartridges (not OEM). Package contents: four (4) black toner cartridges. Compatible models: LaserJet Flow MFP M630z; M604dn; M604n; M605dh; M605dn; M605n; M605x; M606dn; M606x; MFPM630dn; MFP M630f; MFP M630h. Page yield: 10,500 — average cartridge page yield in accordance with ISO IEC 24711.