Summa 301

Summa 301

The smallest in the range, lightweight, easy to carry, equipped with a 12-digit display and B/W impact printer. Perfect for on the go financial calculations, currency conversions and tax calculations.
Environmentally friendly, guaranteed low and efficient energy consumption thanks to the sleep mode.



  • 12-digit LCD with
  • SAVING function


  • Impact


  • Financial calculation:

  • Total, interest, month, payment,

  • VAT calculation Mark-up calculation (MU)

  • Currency converter

  • Percent; 3 saved keys 4 essential operations

  • Sleeping mode function


  • Round up, 5/4, down

  • Decimals A, 0, 2, 3, 4, F Fin/calc

  • Print/no print

Dimensions (WxDxH)

  • 97,7 x 191 x 42 mm


  • UM-3/AA x4 battery
  • 100-240V adapter 50-60 Hz, 6V DC 300m


  • A calculator line that respects the environment and safeguards health
  • Low Energy consumption thanks to automatic switch-off of the display after 3 minutes of inactivity allowing significant energy savings.
  • All calculations are kept on memory
  • It is produced using recycled plastic that can be recycled again at the end of the product’s lifetime
  • An exclusive feature only for the Logos’ line is the antiseptic keyboard, able to prevent the spread of bacteria and micro-organism harmful to the health
  • High energy efficiency to meet eco-design power consumption requirements



Download the Brochure here

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