MB491
The OKI MB491 is a monochrome MFP that stands out for its three-tier toner lineup: standard 44574701 (about 4,000 pages), large 44574901 (about 10,000 pages) and extra-high 44917601 (about 12,000 pages). Offices can scale the cartridge to their actual volume instead of overbuying — or running dry.
Toner Cartridges for MB491
This printer works with the following toner cartridges:
- Oki 44574701
- Oki 44574901
- Oki 44917601
Frequently Asked Questions
What cartridge fits the MB491?
Your MB491 takes 44574701, 44574901 and 44917601 — a single black toner cartridge that drops into the front of the printer in seconds.
How do I replace the toner cartridge in the MB491?
Open the front cover, pull the empty cartridge out by its handle and slide the new 44574701, 44574901 and 44917601 in until it seats. The MB491 is designed for clean, tool-free swaps that take seconds.
Does the MB491 toner cartridge include the drum?
On the MB491, toner and the image drum are independent consumables, so a toner swap does not throw away a working drum. The cartridge codes listed here are toner; the drum is replaced far less often.