You're printing high volumes and swapping standard cartridges every couple of weeks is eating your time. This high-yield unit gives you 10,500 pages before you need to think about toner again. Same slot, same fit as the standard black — just three times the run. Drop it in, close the door, get back to work
| brand | OKI |
| compatible_model | OKI MC554 |
| colour | Black |
| page_yield | 10,500 pages (ISO/IEC 19798) |
| type | Toner Cartridge (High Yield) |
| category | Printing > Ink Toner & Ribbons |
