CATIGA IR-40T Ink Roller Cartridge for Printing Calculators

The CATIGA IR‑40T Ink Roller Cartridge is a reliable replacement ink roller designed for use in a wide range of printing calculators and adding machines. It provides crisp, clear printing, making it ideal for accounting, bookkeeping, and other numeric documentation tasks. The cartridge supports dual-color printing — black for standard entries and red for negative values or special highlights.

Key Features

• Wide Compatibility – Works with many popular printing calculator models from brands like Casio, Sharp, and Catiga.

• Dual-Color Printing – Black for standard calculations and red for highlighting or negative entries.

• High-Quality Print – Produces clear, easy-to-read output that resists fading.

• Easy Installation – Simple to replace the old ink roller, saving time and effort.

• Reliable Performance – Standard yield suitable for regular office or personal use.