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Busicom 812-SL (Colex)

The Busicom 812-SL is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is 4xN. Note: Made by Colex.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys24
Precision8
LogicAlgebraic
Display typeVFD
Length143mm
Width77mm
Thickness17mm
Weight172g
Power Consumption0.900000W
Power Source4xN
Year introduced1975
Year discontinued1975

Replacements:

If you have a Busicom 812-SL 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 Busicom