MBO MONARCH II
The MBO MONARCH II is a scientific calculator with 8 digits precision and algebraic logic. It has 20 functions, 21 keys, and a VFD (vacuum fluorescent) display. Note: inch/cm conversions
Facts at a glance:
If you have a MBO MONARCH II that is no longer working, you can consider replacing the calculator with a modern equivalent.
We suggest the following current model as a replacement: