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Santron 404

The Santron 404 is an arithmetic calculator with algebraic logic. It has 5 functions, 20 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys20
LogicAlgebraic
Display typeLED
Length127mm
Width76mm
Power Source2xAA
Year introduced1975

Replacements:

If you have a Santron 404 that is no longer working, you can first try replacing the 2xAA batteries. 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:

See other calculators by Santron