Vintage Electronic Calculators:

Overview of Brands


SEARS: 801.58840
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AKA: Universal Convertor, AKA (Label): MODEL NUMBER 801.58840, CALCULATOR, Product number (P/N): 80158840 (801.58840),
Keywords/Tags: 80158840 (801.58840) | Universal Convertor
Date of intro: 1974, Origin: Mexico (List), Dimensions: 155x90x35mm, Weight: 180g,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8,
Number of keys: 20,
Classification: / Pocket / Converter,
Made by: ROCKWELL (List of all Import-OEM-models for SEARS),
Known Serial-numbers: 124977 | 144686 | 151981 (List of all S/Ns from SEARS)
Initial Cost Price: USD129.00, Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),



Label, name plate
S/N: 124977
(Courtesy of: MEGOWN Jeffrey)

Created: 26-sep-2011, Manual-update: 20-jun-2021, Batch-update: 26-feb-2024             

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3 Pic(s),


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