OKI B411/431/471/491 – IPO431
Compatible oki B411,B431,B491 laser toner cartridges
| Product No | OEM No | Color | Suitable for | Page Yield |
| B411 | 44574702 44574701 44574703 |
Black | OKI B411/B431/MB491 | 4000 pages |
| B431 | 44574902 44574901 44574903 |
OKI B431/MB491 | 10000 pages | |
| B491 | 44917602 44917601 44917603 |
OKI B431/MB491 | 12000 pages |