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Serd ESR-817

The Serd ESR-817 is a scientific calculator with 8 digits precision and algebraic logic. It has 20 functions, 26 keys, and an LED (light-emitting diode) display typical of calculators of this era.

Facts at a glance:

FeatureValue
TypeScientific
Functions20
Keys26
Precision8
LogicAlgebraic
Display typeLED
Year introduced1975

Replacements:

If you have a Serd ESR-817 that is no longer working, you can consider replacing the calculator with a modern equivalent.

We suggest the following current model as a replacement:

See other calculators by Serd