| Manufacturer | Brother |
| Also Known As | |
| MFC 4550 + / MFC 4550 Plus / MFC 4550+ / MFC-4550 + / MFC-4550 PLUS / MFC-4550+ / MFC-4550- + / MFC-4550- PLUS / MFC-4550-+ / MFC4550 + / MFC4550+ / MFC4550- + / MFC4550- PLUS / MFC4550-+ | |
| Part Numbers | |
| Duty Cycle | |
| Introduction Year | 1997 |