Sharp EL-821S (ELSIMATE)
The Sharp EL-821S is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 24 keys, and an LCD (liquid crystal) display. The power source is 2xLR1130.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 5 |
| Keys | 24 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 54mm |
| Width | 91mm |
| Thickness | 5mm |
| Weight | 32g |
| Power Source | 2xLR1130 |
| Year introduced | 1981 |
| Year discontinued | 1981 |
Replacements:
If you have a Sharp EL-821S that is no longer working, you can first try replacing the 2xLR1130. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: