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Rockwell 21KII

The Rockwell 21KII is an arithmetic calculator with algebraic logic. It has an LED (light-emitting diode) display, typical of calculators of this era.

Facts at a glance:

FeatureValue
TypeArithmetic
LogicAlgebraic
Display typeLED
Year introduced1976

Replacements:

If you have a Rockwell 21KII that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Rockwell